Fits select 2016-2024 Honda Civic models including EX, EX-L, EX-T, LX, LX-P, Si, Sport, Sport Touring, and Touring.

Whiteline KTA288 front lower control arms are engineered to deliver significant geometry gains, providing -1.0° of camber and +0.75° of caster improvement. These arms optimize wheel alignment settings for track-focused performance, increasing dynamic negative camber on the outside wheel during cornering. This results in superior front-end grip and improved traction without the excessive tire wear typically associated with aggressive static negative camber.

The construction features a hybrid bushing design. The rear-mounted bushing uses a high-grade synthetic elastomer bonded to a sealed bearing assembly, ensuring smooth, articulation-free movement. The front bushing utilizes an oversized heavy-duty crush tube to minimize toe-change under high cornering loads, dramatically sharpening steering response and turn-in precision.

• Part Number: KTA288
• Alignment Gain: -1.0° Camber and +0.75° Caster
• Rear Bushing: Synthetic elastomer with integrated sealed bearing
• Front Bushing: Heavy-duty crush tube for reduced compliance
• Material: High-strength steel construction
• Includes: Pair of control arms and molybdenum disulphide (LM) grease

Fits select 2019-2022 Hyundai Elantra, Kona, and Veloster models. This Whiteline KTA281 adjustable rear lower front control arm kit is engineered to provide an increased range of toe adjustment, a critical requirement for maintaining correct suspension geometry on lowered vehicles or track-focused setups.

Constructed with low-compliance bushings, these arms are designed to minimize NVH (noise, vibration, and harshness) while maximizing component longevity. The integrated turn-buckle utilizes a left-right-hand thread design, allowing for precise alignment adjustments directly on the vehicle without requiring the arm to be disconnected from the chassis.

• Increased toe adjustment range for optimized alignment specs
• Low-compliance bushings improve steering response and service life
• On-car adjustable turn-buckle for simplified alignment tuning
• Durable materials engineered for long-term reliability and performance
• Includes left and right side control arms (Pair)
• Manufacturer Part Number: KTA281

Fits select 2015-2026 Audi A3, S3, RS3, TT and Volkswagen Golf, GTI, Golf R, and Alltrack models. This complete arm assembly replaces the factory units to restore steering precision and eliminate the labor-intensive process of pressing out worn bushings and ball joints.

Whiteline front lower control arms come pre-fitted with market-leading synthetic elastomer bushings that offer superior durability and compliance over traditional rubber. These arms are designed to bolt directly to factory mounting points, removing the risk of damaging suspension components during a press-fit installation. Each arm features internal grease reservoirs for continuous self-lubrication, ensuring smooth pivot action and friction management over the life of the part.

• Complete replacement arms (Left and Right) for simplified installation
• Pre-installed synthetic elastomer bushings for improved suspension geometry
• Internal grease reservoirs provide continual self-lubrication
• Supplied with extreme pressure molybdenum disulphide (LM) grease
• Precision-engineered to replace factory part number KTA252
• Includes detailed installation guide

Fits select 2003-2023 Toyota 4Runner, FJ Cruiser, and Lexus GX470.

A common challenge with modern independent front suspension (IFS) 4WDs is the limited factory adjustment range for wheel alignments, especially once the vehicle is lifted by 1 inch or more. The Whiteline offset Upper Control Arms (UCA) provide an all-in-one solution for vehicles lifted between 30mm and 70mm (approximately 1.2" to 2.75"). These arms are engineered to restore proper suspension geometry, increasing caster by +2.5 to +3.5 degrees and offering up to 1.5 degrees of negative camber increase to maximize tire contact and stability.

Built to withstand harsh off-road environments, these UCAs feature a protective powder-coated finish and Whiteline's maintenance-free GIIRO bushing technology. The GIIRO bushings utilize a PTFE lining for a low coefficient of friction, eliminating the need for periodic lubrication while resisting oil, grease, and ozone. The arm design also provides improved clearance for the coilover strut and increased articulation at both ride height and full droop.

• Provides +2.5 to +3.5 degrees of caster and up to 1.5 degrees of negative camber adjustment
• Optimized for vehicles with 30mm to 70mm lift heights
• GIIRO maintenance-free bushings with PTFE lining eliminate the need for grease
• Durable powder coating resists corrosion in extreme conditions
• Bonded bushing design handles high load-bearing applications with reduced NVH
• Includes detailed installation guide and necessary hardware
• Manufacturer Part Number: KTA249

Vehicle Fitment

Fits 2005-2024 Toyota Tacoma (All Models/Trims).

A primary limitation of modern independent front suspension (IFS) is the restricted adjustment range for successful wheel alignments on lifted vehicles. The Whiteline KTA247 Front Upper Control Arm (UCA) is an engineered solution for any 2005-2024 Tacoma lifted between 30mm and 70mm (approx. 1.2 to 2.75 inches). These arms rectify camber and caster issues while eliminating ball joint articulation bind and coilover strut clearance problems at full droop.

Constructed with a heavy-duty powder-coated finish for superior corrosion resistance, these arms utilize Whiteline’s maintenance-free GIIRO bushing technology. This allows for greater articulation and improved turn-in response without the noise or service requirements of traditional bearings. By optimizing the caster alignment, these UCAs maximize the tire contact patch during body roll and increase high-speed directional stability.

• Manufacturer Part Number: KTA247
• Engineered for lift heights of 30mm to 70mm (approx. 2 inches)
• Provides caster increase of +2.5 to +3.5 degrees
• Provides up to 1.5 degrees of negative camber increase
• Equipped with maintenance-free GIIRO bushing technology
• Increases clearance between the arm and coilover strut
• Tough powder-coated finish for long-term durability

Fits select 2015-2026 Ford Mustang models including EcoBoost, GT, V6, Bullitt, and Shelby GT350/GT500.

Whiteline vertical links are engineered to replace the factory's high-compliance rubber bushings and stamped-steel links. By eliminating the flex inherent in the OEM design, these arms maintain precise suspension geometry and consistent alignment angles during hard cornering and high-load scenarios. The result is significantly reduced wheel hop and improved traction for your S550 or S650 chassis.

• CNC-machined from forged 6061-T6 aviation-grade aluminum for maximum strength
• Sturdy I-beam design eliminates the deflection found in factory pressed-steel components
• Minimal flex, grease-free polymer bushings prevent oscillation under high loading
• Protective E-Coat finish provides a durable barrier against corrosion
• Articulation voids allow for necessary suspension movement and compression
• Maintains factory mounting lengths to keep suspension geometry true
• Manufacturer Part Number: KTA229

Fits select 2015-2026 Ford Mustang models including V6, EcoBoost, GT, Mach 1, Dark Horse, and Shelby GT350/GT500.

Unpredictable rear-end behavior, uneven tire wear, and inconsistent braking are often signs of failing or overly compliant factory toe arm bushings. The Whiteline KTA228 rear suspension control arm is designed to stabilize rear suspension geometry by replacing soft OE components with high-performance alternatives. This arm features Whiteline's proprietary synthetic elastomer bushings, providing the durability of a solid mount with the compliance needed for a predictable, high-traction driving experience.

• Replaces factory rear toe arms to improve alignment stability and cornering predictability
• Constructed with synthetic elastomer bushings for superior longevity and resistance to deformation under load
• Features protective plating on all metal components for maximum corrosion resistance in all weather conditions
• Engineered to reduce understeer and aid rear-wheel traction during hard acceleration and cornering
• Includes detailed installation instructions for a direct-fit replacement
• Manufacturer Part Number: KTA228

Fits select 2008-2026 Subaru (WRX, STI, BRZ, Impreza, Forester, Legacy, Outback, Crosstrek), Toyota (86, GR86), and Scion (FR-S) models.

Whiteline KTA216A Adjustable Rear Lower Control Arms are engineered to optimize camber alignment, providing the necessary adjustment to compensate for body roll and tire deflection during hard cornering. These arms are essential for vehicles with lowered suspension to restore proper geometry and maximize the tire contact patch.

Constructed with durability in mind, all metal components feature a high-grade protective plating and powder coating. This "hard skin" finish is significantly more resilient than conventional paint, designed to withstand harsh road conditions and resist corrosion over long-term use. Each pair includes high-quality bushings to maintain suspension stiffness and response.

• Camber Adjustment: +/- 2.5 degrees
• Construction: Heavy-duty metal with protective plating and powder coat finish
• Installation: Bolt-on design; estimated 2-hour install time
• MPN: KTA216A
• Warranty: 3-Year / 60,000 Mile Manufacturer Warranty
• In the Box: One pair of rear lower control arms and installation guide

Fits 2005-2010 Ford Mustang (Base, GT, Bullitt, and Shelby GT/GT500).

The S197 chassis third-link setup is prone to brake hop and axle tramp during performance driving due to the high compliance of the factory rubber bushings. The Whiteline KTA204 Adjustable Rear Upper Control Arm addresses these deficiencies by utilizing a longer arm geometry—similar to the 2011 Ford update—to stabilize the rear end and reduce hop. This arm is engineered to optimize the vehicle's pinion angle, minimizing driveline vibration and ensuring power is effectively delivered to the wheels.

Constructed from 4130 Chromoly for maximum rigidity, this arm features a synthetic elastomer bushing that provides the stability of a spherical bearing without the associated NVH (noise, vibration, and harshness). The eccentric crush tube design allows for precise pinion angle and instant center adjustment without the structural compromise often found in turnbuckle-style arms. For improved articulation, the bushing includes a pinhole voiding feature that prevents binding throughout the suspension cycle.

• Manufacturer Part Number: KTA204
• Material: 4130 Chromoly steel construction
• Bushings: Low-compliance synthetic elastomer with pinhole voiding
• Adjustability: Eccentric crush tube for pinion angle and instant center tuning
• Finish: Heavy-duty protective plating and powder coating for superior corrosion resistance
• Installation: Includes heavy-duty mount and detailed installation guide

Fits 2005-2014 Ford Mustang Base, GT, Boss 302, Bullitt, and Shelby GT/GT500/GT500KR models.

The Whiteline KTA195 Adjustable Rear Lower Control Arm Assembly is engineered to correct the inherent traction and wheel hop issues found in the S197 chassis. These complete arm assemblies allow for precise pinion angle optimization, which minimizes driveline vibration and increases power transfer to the pavement. Built from high-strength tubular DOM steel with forged rod ends, these arms provide the rigidity needed for performance applications.

Each arm is equipped with Whiteline’s MAX-C bushings. This grease-free, non-bonded design features a free-floating crush tube that eliminates bushing wind and snap-back, resulting in more predictable handling and improved rear-end stability. The components are finished with a combination of protective plating and powder coating for superior corrosion resistance in harsh environments.

• Adjustment Range: 17.36" (441mm) minimum to 20.44" (519mm) maximum
• Corrects pinion angle to optimize driveline alignment and power delivery
• Heavy-duty tubular DOM steel construction with forged rod ends
• Grease-free MAX-C bushings for maintenance-free performance
• Eliminates factory bushing deflection and wheel hop
• Protective powder-coated and plated finish for durability
• Includes installation guide and necessary hardware
• Manufacturer Part Number: KTA195

Fits select 2004-2018 Ford Escape and Focus, Mazda 3 and 5, and Volvo C30, C70, S40, and V50. This heavy-duty control arm kit (KTA138A) is engineered to provide precise on-car camber adjustment, allowing you to fine-tune your vehicle's alignment for optimal performance or to correct geometry on lowered cars.

By providing adjustable camber, these arms help maximize the tire contact patch, resulting in improved traction and cornering grip while significantly extending tire life. The robust construction is finished with a protective powder coating that provides a durable barrier against corrosion and road debris, ensuring long-term reliability in harsh conditions.

• Provides on-car adjustability for precise camber alignment
• Improves cornering grip and helps prevent uneven tire wear
• Heavy-duty construction with a corrosion-resistant powder-coated finish
• Direct bolt-on design reduces the need for specialized tools during installation
• Manufacturer Part Number: KTA138A
• Kit includes: Two (2) Rear Lower Control Arms

Fits select 2004-2018 Ford (Focus, Escape), Mazda (3, 5), and Volvo (C30, C70, S40, V50).

The Whiteline Heavy Duty Adjustable Rear Upper Control Arm Kit is engineered to provide precise on-car camber adjustment for vehicles requiring alignment correction due to lowered ride heights or performance driving demands. By replacing factory fixed-length arms, this kit allows for optimized tire contact patches and compensates for body roll and chassis distortion during high-load cornering.

Constructed for durability, these arms utilize low-compliance bushings to minimize unwanted suspension deflection. This design ensures maximized component longevity and more predictable handling characteristics without significantly increasing noise, vibration, and harshness (NVH).

• Adjustment: Simplified on-car camber adjustment for precision alignment
• Construction: Heavy-duty materials designed to withstand body distortion and tire roll
• Bushings: Low-compliance bushings for improved response and durability
• Fitment: Direct replacement for factory upper arms
• Manufacturer Part Number: KTA138

Fits select 2004-2018 Ford Focus, Mazda 3, and Volvo C30, C70, and S40 models.

The Whiteline KTA137 is a heavy-duty adjustable alloy rear lower front control arm engineered to provide an increased range of on-car toe adjustment. These arms allow for precise alignment correction to rectify uneven tire wear and fine-tune handling characteristics by reducing inherent understeer or oversteer behavior.

Constructed from premium anodized alloy for superior corrosion resistance, these arms are designed for high-load applications. They feature low-compliance synthetic bushings formulated to resist oil, grease, ozone, and weathering while maintaining ride quality by minimizing NVH (Noise, Vibration, and Harshness).

• Provides a broad window of on-car toe adjustment for precise wheel alignment
• Heavy-duty anodized alloy construction for maximum strength and durability
• Low-compliance synthetic bushings minimize deflection and maximize component life
• Specially bonded design optimized for high-load bearing applications
• Designed for straightforward installation without specialized equipment
• Includes detailed installation guide
• Manufacturer Part Number: KTA137

Fits 2008-2015 Mitsubishi Lancer Evolution models (GSR, MR, MR Touring, SE, and Final Edition), excluding Ralliart.

The Whiteline KTA135 is a complete kit of two adjustable control arms engineered to refine the rear suspension geometry of the Lancer Evolution X. This kit replaces factory components to provide a significantly greater range of camber and track adjustment, allowing for precise alignment that compensates for body roll and tire roll during hard cornering. By establishing a more direct connection between the body and the rear suspension, these arms deliver more predictable dynamic behavior on the street and the track.

Each arm is fitted with zero-compliance bearings to eliminate the deflection typical of OE bushings, ensuring your alignment settings remain stable under load. The specialized anti-geometry design aids traction by allowing the wheels to track the ground more accurately, which reduces understeer and front-wheel spin when powering through corners. All metal components feature a protective plating for long-term corrosion resistance in harsh environments.

• Manufacturer Part Number: KTA135
• Includes two (2) adjustable rear control arms
• Equipped with zero-compliance bearings for precise feedback
• Adjustable camber and track to optimize tire contact patch
• Protective plating for superior durability and rust resistance
• Installation guide with detailed instructions included

Fits select 2000-2009 Subaru Legacy and Outback models.

The Whiteline KTA124 is a comprehensive alignment solution featuring four adjustable rear control arms designed to replace factory components. This kit provides a greater range of precise camber and toe adjustment, essential for vehicles with modified ride heights or those requiring optimized suspension geometry for performance driving. By replacing high-compliance factory bushings with Whiteline’s synthetic elastomer units, this kit reduces suspension flex and delivers more predictable dynamic behavior.

• Manufacturer Part Number: KTA124
• Components: 4 adjustable control arms with low-compliance bushings
• Adjustment: Turn-buckle nut for easy, on-car toe and camber correction
• Material Protection: Dual plating and powder coating for maximum corrosion resistance
• Lubrication: Internal grease reservoirs and molybdenum disulphide (LM) grease for extended service life
• Hardware: Includes installation guide and molybdenum disulphide grease
• Warranty: 3-year / 60,000-mile manufacturer warranty

Fits 2004-2007 Subaru Impreza WRX STI.

The Whiteline KTA123 is a comprehensive kit of four adjustable control arms engineered to replace the factory rear lateral links. This kit provides a precise solution for modifying rear camber, toe, and track width, allowing for up to 50mm of adjustment range. By replacing high-compliance factory bushings with low-compliance synthetic elastomer units, this kit significantly reduces suspension flex and improves the direct connection between the chassis and rear suspension for more predictable handling.

Constructed from high-strength steel with a protective powder-coated finish, these arms are designed to withstand heavy track use and harsh road conditions. The integrated internal grease reservoirs ensure the bushings remain self-lubricating for long-term friction management and noise-free operation. This kit is essential for correcting alignment geometry on lowered vehicles and optimizing the tire contact patch under cornering loads.

• Up to 50mm of rear camber and toe adjustment range
• Low-compliance synthetic elastomer bushings for reduced suspension deflection
• Internal grease reservoirs for continuous self-lubrication
• High-strength steel construction with corrosion-resistant powder coating
• Includes extreme pressure molybdenum disulphide (LM) grease
• Manufacturer Part Number: KTA123
• Backed by a 3-year / 60,000-mile warranty

Includes: 4 adjustable control arms, mounting hardware, LM grease, and installation guide.

Fits select 1988-2001 Acura Integra and 1988-1997 Honda Civic, CRX, and del Sol models. Skunk2 Ultra Series Rear Lower Control Arms (LCAs) are engineered for the hardcore racer and discerning enthusiast who requires maximum strength and minimal weight. Forged from high-grade 7075-T6 aluminum, these arms offer an ultimate tensile strength of over 78,000 PSI, providing a platform that is 27% stronger and 19% lighter than previous Skunk2 designs.

These control arms are direct replacements for factory units, maintaining OEM suspension geometry while significantly reducing unsprung weight—coming in 44% lighter than stock arms. To ensure precise dynamic control, Skunk2 utilizes a specific combination of bushings: high-load steel spherical bearings on the trailing arm side for accuracy, tuned durometer elastomeric bushings on the subframe side for street comfort, and low-friction Delrin bushings at the shock mounting point for minimal deflection.

• Manufacturer Part Number: 542-05-2105
• CNC machined from 7075-T6 forged aluminum for superior fatigue strength
• 44% weight reduction compared to OEM components
• Includes high-load steel spherical bearings and Delrin shock bushings
• Clear anodized finish for corrosion resistance
• Maintain accurate suspension geometry under aggressive driving conditions
• Fatigue strength rated at 23,000 PSI for 500 million cycles

Fits 2018-2024 Jeep Wrangler JL 2-Door and JLU 4-Door models.

The Rock Krawler Pro Aluminum Lower Control Arms (RK08304) provide a significant upgrade over factory components for Jeep owners seeking enhanced suspension geometry and off-road durability. Engineered from high-grade aluminum, these arms offer an exceptional strength-to-weight ratio, resisting corrosion and trail impacts while minimizing unsprung weight for better handling and suspension response.

Designed to optimize axle housing alignment and improve the articulation of your JL or JLU, these control arms are essential for maintaining proper suspension performance in both lifted and stock applications. The Pro Aluminum series is built to handle the rigors of the trail while ensuring your Jeep remains predictable on the street.

• Fits 2018-2024 Jeep Wrangler JL (2-Door) and JLU (4-Door)
• Constructed from high-strength Pro Aluminum for maximum durability
• Replaces weak factory lower control arms to improve suspension geometry
• Corrosion-resistant finish for long-term trail use
• Manufacturer Part Number: RK08304

Fits select 2015-2026 Ford F-150 models including Raptor, Tremor, XL, XLT, Lariat, Platinum, and King Ranch.

Improve your truck's front-end geometry and alignment precision with the UMI Performance adjustable upper A-arm kit. These arms are engineered to correct alignment angles on leveled or lifted trucks while offering significantly higher durability than factory components. Constructed from heavy-duty CNC-machined US steel and finished in a high-tech Cerakote coating, these arms provide superior corrosion resistance and long-term reliability. The revised arm geometry allows for precise camber adjustment, ensuring optimal tire wear and improved handling characteristics under load.

• Manufactured from heavy-duty CNC-machined US steel for maximum strength
• High-tech Cerakote finish provides industry-leading corrosion resistance
• Greasable Delrin bushings ensure smooth operation and eliminate deflection
• Adjustable camber settings allow for precise front-end alignment
• Proven through rigorous fatigue, track, and load testing protocols
• Complete kit includes all necessary installation hardware
• 100% Made in the USA
• Manufacturer Part Number: 6565-R

Fits 2015-2026 Ford F-150 (King Ranch, Lariat, Limited, Platinum, Police Responder, Raptor, SSV, STX, Tremor, XL, and XLT).

Restore proper suspension geometry and extend tire life on your lowered truck with the UMI Performance adjustable upper control arm kit. Specifically engineered for 2015-2026 Ford F-150 models with a 2-inch drop or more, these arms are most effective for trucks in the 3-to-6-inch lowering range. They provide the necessary adjustability to bring caster and camber back to factory specifications, correcting the alignment issues common with lowered late-model F-Series trucks.

These arms are CNC-machined from premium US steel and TIG welded for superior strength. The 6565-B kit includes greasable Delrin bushings to eliminate the deflection found in factory rubber bushings while maintaining smooth, quiet operation. Finished in a black Cerakote for maximum durability and corrosion resistance, these arms are a robust solution for street or performance applications.

• Designed specifically for trucks with 2" to 6" of lowering
• Adjustable camber and caster correction for precise alignment
• CNC-machined and TIG-welded US steel construction
• Greasable Delrin bushings for improved response and longevity
• High-performance black Cerakote finish
• 100% Made in the USA
• Manufacturer Part Number: 6565-B

Fits 1968-1972 Buick Skylark, Special, and Sportwagon; Chevrolet Chevelle, El Camino, and Monte Carlo; Oldsmobile 442, Cutlass, and Vista Cruiser; and Pontiac GTO, LeMans, Grand Prix, and Tempest.

Replace the flexible, stamped-steel factory components with UMI Performance rear tubular upper and lower control arms. Designed to eliminate the excessive bushing deflection and wheel hop common in stock GM A-Body suspensions, these arms significantly improve traction and cornering consistency. Whether you are building a street cruiser or a weekend track car, these arms provide the rigidity needed for predictable handling.

The lower control arms feature pre-drilled mounting holes to accept factory or most aftermarket sway bars. Each arm is equipped with greaseable polyurethane bushings that offer a firmer response than OEM rubber without the harshness of solid spherical bearings. Installation is a straightforward bolt-on process that utilizes factory mounting points and hardware.

• Eliminates wheel hop and reduces traction loss under acceleration
• Includes on-car greaseable polyurethane bushings with zerk fittings
• Direct bolt-on replacement for factory stamped-steel arms
• Lower arms include provisions for sway bar mounting

• Material: 1.625 in. OD x 0.120 in. wall DOM mild steel tubing
• Construction: CNC machined for precision; TIG and MIG welded
• Finish: Durable gloss black powder coat
• Manufacturing: Made in the USA
• Manufacturer Part Number: 401516-B

Fits select 1964-1972 Buick, Chevrolet, GMC, Oldsmobile, and Pontiac A-Body vehicles including Chevelle, GTO, Cutlass, and Skylark.

Eliminate rear-end flex and improve traction with UMI Performance tubular rear lower control arms. Designed to replace weak, factory-stamped steel arms, these direct bolt-on replacements provide the necessary rigidity to reduce wheel hop and improve cornering consistency on both the street and the track. Each arm is constructed from 1.500-inch OD by 0.120-inch wall DOM mild steel tubing, CNC machined and fully TIG welded for maximum structural integrity.

These control arms feature greaseable, high-quality fluted polyurethane bushings to ensure quiet operation and a long service life. Integrated zerk fittings allow for easy maintenance, while reinforced sway bar mounting holes ensure compatibility with factory or aftermarket sway bars. The durable powder coat finish protects against corrosion and road debris.

• Constructed from 1.500" OD x 0.120" wall DOM mild steel tubing
• Fully TIG welded and CNC machined for precision
• Greaseable fluted polyurethane bushings with integrated zerk fittings
• Reinforced sway bar mounting holes
• Durable powder coat finish
• Direct bolt-on installation replaces OE factory arms
• Manufacturer Part Number: 4015-R

Fits select 1964-1972 GM A-Body vehicles, including Buick Skylark, Chevrolet Chevelle/El Camino, Oldsmobile Cutlass/442, and Pontiac GTO/LeMans.

UMI Performance rear tubular lower control arms are a critical upgrade for aging GM A-Body platforms. Designed to replace weak, stamped-steel factory arms that are often prone to rust and flex, these arms provide the structural rigidity needed for improved handling and track consistency. By eliminating the deflection found in OE components, these arms significantly reduce wheel hop and improve cornering stability.

Construction features include heavy-duty 1.500" OD x 0.120" wall DOM mild steel tubing that is CNC machined and fully TIG welded for maximum strength. Each arm is finished in a durable powder coat and equipped with greaseable, fluted polyurethane bushings and Zerk fittings for easy maintenance and quiet operation. The reinforced sway bar mounting holes ensure compatibility with factory or aftermarket sway bars.

• Fabricated from 1.500" OD x 0.120" wall DOM mild steel tubing
• Fully TIG welded and CNC machined for precise fitment
• Greaseable high-quality fluted polyurethane bushings with Zerk fittings
• Reinforced sway bar mounting holes
• Direct bolt-on replacement for factory arms
• Durable powder coat finish
• Manufacturer Part Number: 4015-B

Fits 1991-1996 Chevrolet Caprice and Impala SS (Base, Classic, LS, LTZ, and SS submodels).

These UMI Performance adjustable extended length lower control arms are engineered to correctly center the rear wheels within the wheel well of your 1991-1996 GM B-Body. Featuring a base 5/8" extension with an additional 1/4" of adjustment, these arms provide the precision needed for perfect rear-end centering. Built for heavy-duty performance, they are constructed from 1.500" diameter, 0.120" wall thickness DOM steel tubing and are fully TIG welded for maximum structural integrity.

Each arm includes reinforced sway bar mounting holes using TIG-welded 0.120" steel sleeves and billet aluminum spacers for secure, factory-location attachment of stock or aftermarket sway bars. For vehicles equipped with UMI weld-in relocation brackets (part #3610), the sway bar spacers can be rotated to maintain compatibility. Please note that due to the extended length, a longer driveshaft may be required depending on your specific ride height. The assembly features high-strength 4140 Chrome moly threaded tube adapters and greaseable bushings to ensure smooth operation and long-term durability.

• Fixed 5/8" extension with 1/4" additional adjustment range
• 1.500" x 0.120" wall DOM steel tubing construction
• Fully TIG welded for superior strength
• 4140 Chrome moly threaded tube adapters and bushing threads
• Greaseable bushings for reduced friction and noise
• Reinforced sway bar holes with 0.120" steel sleeves
• Includes billet aluminum sway bar spacers and 10.9 grade hardware
• Compatible with UMI relocation brackets (Part #3610)
• Durable glossy powder coat finish
• Manufacturer Part Number: 3612-R

Fits 1991-1996 Chevrolet Caprice and Impala SS models. These UMI Performance extended length lower control arms are engineered to correctly center the rear wheels within the wheel well on GM B-Body platforms. These arms feature a fixed 5/8-inch extension with an additional 1/4-inch of adjustment capability for precise rear-end alignment and centering.

Constructed for maximum rigidity, these arms are fabricated from 1.500-inch DOM steel tubing with a 0.120-inch wall thickness. Each unit is fully TIG welded and features 4140 Chrome Moly threaded tube adapters for superior strength under load. The design includes reinforced sway bar mounting holes featuring a TIG-welded 0.120-inch steel sleeve and a billet aluminum spacer to maintain factory sway bar positioning. Note: Due to the extended geometry, a longer driveshaft may be required depending on your vehicle's specific ride height.

• Part Number: 3612-B
• Extended 5/8-inch length with additional 1/4-inch adjustment
• Fabricated from 1.500-inch x 0.120-inch DOM steel tubing
• 4140 Chrome Moly threaded tube adapters and bushing threads
• Fully TIG welded for maximum structural integrity
• Greaseable polyurethane bushings for reduced deflection
• Durable glossy black powder coat finish
• Includes new 10.9 grade sway bar hardware
• Compatible with UMI Performance weld-in relocation brackets (Part #3610)
• Estimated installation time: 1-2 hours

Fits select 1978-2004 Buick, Chevrolet, GMC, Oldsmobile, and Pontiac models, including G-Body, F-Body, and S10/S15/Sonoma platforms. These UMI Performance tubular lower A-arms are engineered to improve front-end geometry and provide the clearance needed for wider wheel and tire combinations.

Constructed from high-strength USA DOM tubing, these arms feature CNC notched tube ends and are jig-built for a perfect bolt-on fit. All critical joints are TIG welded for maximum structural integrity. UMI Performance part number 3031-R comes fully assembled and features greaseable fluted polyurethane bushings to maintain precise alignment while offering a quiet, smooth ride. The design includes an optimized ball joint angle specifically for lowered vehicles.

• Fabricated from heavy-duty USA DOM tubing with TIG-welded joints
• Greaseable fluted polyurethane bushings for reduced deflection
• Pre-installed premium ball joints and polyurethane bump stops
• Integrated steering stops and factory-style spring seats
• Compatible with factory springs, lowering springs, and most coilover kits
• Provides additional tire clearance for aggressive wheel fitments
• Direct bolt-on installation; no modification required

Fits select 1978-2004 Buick, Chevrolet, GMC, Oldsmobile, and Pontiac vehicles, including G-Body (Regal, Monte Carlo, Cutlass, El Camino), F-Body (Camaro, Firebird), and S10/S15/Sonoma platforms.

UMI Performance tubular lower A-arms (Part #3031-B) replace flex-prone factory stamped steel arms with a rigid, high-performance design. Fabricated from USA-sourced DOM tubing, these arms feature CNC notched tube ends and TIG-welded joints for precise fitment and structural integrity. The revised geometry improves the ball joint angle for lowered vehicles and provides increased tire clearance for wider wheel and tire combinations.

These arms are shipped fully assembled and ready to bolt into factory mounting points. They are designed for versatility, maintaining compatibility with factory springs, aftermarket lowering springs, and most coilover conversion kits without requiring modifications. For maximum chassis control and handling performance, these are best paired with UMI upper A-arms.

• Fabricated from heavy-duty USA DOM tubing with precision TIG welding
• Greasable fluted polyurethane bushings for reduced deflection and quiet operation
• Includes premium pre-installed ball joints and polyurethane bump stops
• Integrated steering stops and CNC-machined components
• Works with factory springs, lowering springs, and most coilover kits
• Manufacturer Part Number: 3031-B