The SPC Performance 99361 Standard Toe Gauge provides a fast and reliable method for measuring wheel toe on passenger cars and light-duty trucks. This mechanical tool is essential for technicians and enthusiasts looking to verify alignment settings, ensure even tire wear, and maintain predictable handling without the need for a full alignment rack.

Designed for ease of use, the gauge features a spring-loaded mechanism that quickly adapts to various tread widths while maintaining the tension necessary for accurate, repeatable readings. With an adjustable reach of 46 to 74 inches, it covers a broad range of vehicle track widths, making it a versatile addition to any service bay or home garage.

• Manufacturer Part Number: 99361
• Adjustment Range: 46" to 74" (116.8cm - 188cm)
• Design: Spring-loaded gauge for fast, consistent measurements
• Compatibility: Designed for cars and light-duty trucks
• Function: Measures toe-in and toe-out for front and rear wheels

SPC Performance EZ ON HD centering sleeves provide a precise solution for wheel-end runout on heavy-duty steer wheels and brake drums. By centering both the wheel and the drum to the hub, these sleeves minimize common ride quality issues including wheel vibrations, brake pedal pulsations, and wheel hop.

The unique threadless design allows for rapid installation, significantly reducing service time compared to traditional threaded options. These sleeves are an essential shop tool for ensuring proper alignment of rotating components, helping to improve tire wear and braking consistency by ensuring the wheel and drum stay perfectly concentric to the hub.

• Manufacturer Part Number: 32126
• Design: Threadless EZ ON for rapid centering
• Compatibility: 1.34" to 1.37" hole diameters
• Sleeve Depth: 0.5"
• Quantity: Pack of 6 sleeves
• Function: Eliminates vibration and pulsation caused by off-center mounting

Fits 2021-2026 Ford Bronco (including Badlands, Raptor, Wildtrak, and Heritage Edition).

Engineered to restore driveability and alignment on lifted vehicles, these SPC Performance adjustable upper control arms provide the necessary caster and camber correction to eliminate wandering and uneven tire wear. The forged steel and chromoly design provides superior strength for off-road environments while increasing clearance around the spring bucket to accommodate oversized tires.

This kit features SPC’s patented maintenance-free ball joints, which offer up to 80° of articulation—a 25% larger stud cross-section than OE for increased durability. The inclusion of xAxis™ sealed flex joints in bonded rubber sleeves ensures full suspension travel and factory-level NVH (Noise, Vibration, and Harshness) characteristics. Each arm is finished with an E-Nickel coating for maximum corrosion protection in harsh climates.

• Adjustment Range: Front Camber ±2.00˚ / Caster -1.00˚ to +3.00˚
• Articulation: 80° Ball Joint range of motion
• Construction: Forged steel with chromoly tubing and billet machined steel nose
• Joints: Sealed xAxis™ flex joints and maintenance-free greaseable ball joints
• Hardware: Sold as a pair (1 per axle required)
• Compatibility: Extended threads for knuckle gusset kit compatibility
• MPN: 35690

The SPC Performance Pro Series Front Adjustable Upper Control Arm (92054) provides the precise suspension geometry tuning required for competitive racing. Designed for GM Full Size chassis, this adjustable arm allows for granular control over alignment settings to maximize cornering performance and tire efficiency on the track.

• Includes 5-inch adjusting sleeves for quick, accurate track-side length modifications
• Features a dedicated GM Full Size ball joint plate for robust component integration
• High-strength rod ends replace factory bushings to eliminate deflection and improve steering response
• Race-only construction designed specifically for high-stress competition environments
• Manufacturer Part Number: 92054

Note: This component is engineered for competition use only and is not intended for street-driven vehicles.

This SPC Performance replacement camber bolt is a direct service part designed for use with the 67660 alignment kit. Precision-engineered to restore full adjustment functionality, this high-strength bolt replaces worn, seized, or damaged hardware, allowing you to maintain proper suspension geometry without replacing the entire kit.

Proper camber settings are critical for optimizing the tire contact patch and ensuring predictable handling. This replacement bolt provides the necessary eccentric movement to dial in precise alignment specifications, helping to eliminate uneven tire wear and pull. Built to withstand the high clamping loads required by modern suspension systems, it features a corrosion-resistant finish for durability in harsh undercar environments.

• Direct replacement hardware for SPC Performance kit #67660
• Restores positive and negative camber adjustment range
• High-strength steel construction for reliable clamping force
• Corrosion-resistant coating for long-term serviceability
• Essential for correcting alignment after suspension service or impact

Fits select 2007-2017 Buick Enclave, Chevrolet Traverse, GMC Acadia, and Saturn Outlook models.

Restore proper alignment adjustability to your GM Lambda platform vehicle with this pair of SPC Performance rear cam bolts. These high-strength fasteners are designed to replace factory adjusters that have become stripped, seized, or corroded over time, making precise camber and toe settings impossible to achieve. These bolts provide the same adjustment range as the original equipment components while offering superior environmental protection.

Constructed with a hex-chromate-free finish, these bolts have undergone a 700-hour salt spray test to ensure maximum durability against road salt and winter conditions. This kit includes two bolts, which can be used to service either the camber or toe positions on both sides of the vehicle. To replace all four alignment positions on the rear suspension, two kits (part number 82105) are required.

• Direct replacement for worn or corroded OE rear alignment bolts
• Provides factory-spec adjustment range for rear camber or toe
• Advanced 700-hour salt spray tested finish for corrosion resistance
• Hex-chromate-free plating for environmentally conscious durability
• Manufacturer Part Number: 82105
• Sold as a pair (2 bolts)

Fits select 2021-2026 Ford F-150 and 2022-2025 Ford F-150 Lightning models.

The SPC Performance 35106 Replacement Ball Joint Kit is a heavy-duty, maintenance-free upgrade for vehicles equipped with SPC adjustable upper control arms (Part Numbers 25685 and 35685). Engineered in Colorado, these units provide the extreme articulation and strength required for leveled or lifted applications while allowing for precise camber and caster adjustment.

• High Articulation: Oversized ball design delivers 80° of articulation, preventing binding and maximizing suspension travel.
• Heavy-Duty Construction: Forged ball stud features a 25% increase in neck cross-section over OE for superior strength, finished with an E-Nickel coating for corrosion resistance.
• Maintenance-Free: Fully sealed boot design with a modern grease formula ensures quiet, smooth operation without the need for periodic lubrication.
• Precision Performance: A one-piece polymer race provides low turning torque and consistent steering feel, mirroring OE standards.
• Fitment Compatibility: Reverse compatible and a direct replacement for ball joints used on SPC arms 25685 and 35685.

Specifications:
Manufacturer Part Number: 35106
Articulation: 80°
Finish: E-Nickel coating on forged stud
Adjustability: Camber and Caster via offset plate

Fits select 2016-2026 Honda Civic (excluding Type R), 2017-2022 CR-V, 2018-2026 Accord, and 2019-2026 Acura RDX and Integra.

Restore the precision and safety of your front suspension with the SPC Performance replacement lower ball joint. Designed specifically for late-model Honda and Acura chassis, this unit replaces worn, loose, or damaged factory ball joints to eliminate clunking and maintain proper alignment geometry. This heavy-duty replacement is engineered to meet or exceed OE specifications for service life and structural integrity.

• Direct replacement for the original equipment (OE) front lower ball joint
• High-quality materials and internal construction for long-term durability
• Press-fit design ensures secure mounting in the factory control arm
• Maintenance-free design for reliable performance in daily driving conditions
• Includes necessary installation hardware (castle nut and cotter pin)
• Manufacturer Part Number: 12715

Fitment Note: This part is a standard replacement and does not provide camber adjustment. For vehicles requiring camber correction, see SPC 67381 (negative camber) or 67382 (positive camber). Does not fit Civic Type R models.

Fits all 1984-1996 Chevrolet Corvette (C4) models, including Base, ZR-1, Grand Sport, Collector’s Edition, and Anniversary editions.

Update your C4 Corvette's front suspension with SPC Performance adjustable upper control arms. This patented design (US Patent No. 9,751,370) offers the highest clearance and widest adjustment range available on the market, allowing for precise tuning of both camber and caster. These arms feature an on-car adjustment mechanism, enabling you to dial in handling for the street or track without removing the arms from the vehicle. The included ball joints are fully rebuildable and greaseable for long-term serviceability, using a stock ball stud to maintain optimal performance.

• Part Number: 97190
• Adjustment Range: Camber/Caster ±3.00°
• Quantity: Sold as a pair (1 per axle required)
• Construction: High-clearance design with rebuildable and greaseable ball joints
• Compatibility: Replaces factory upper control arms; compatible with available 1/4 inch extended studs for customized camber curves

Fits 2012-2020 Tesla Model S and 2016-2020 Tesla Model X (all trims including Performance and Long Range Plus).

Correct excessive rear tire wear and dial in your alignment with the SPC Performance adjustable rear upper control arm. Engineered as a direct replacement for the non-adjustable factory link, this arm is constructed from machined billet aluminum for an optimal strength-to-weight ratio. It features a hybrid bushing design to improve handling without compromising ride quality: a bonded rubber bushing on one end maintains factory Noise, Vibration, and Harshness (NVH) levels, while an xAxis™ sealed flex joint on the other provides precise suspension response.

Designed for easy on-car adjustability, this link allows for ±2.0° of camber adjustment to compensate for lowering springs or heavy loads. Each arm includes integrated provisions for the factory ride height sensor for a seamless installation.

• Manufacturer Part Number: 72510
• Adjustment Range: Camber ±2.0°
• Material: Machined billet aluminum
• Bushings: Bonded rubber and xAxis™ sealed flex joint
• Installation: Easy on-car adjustment; replaces OE link
• Note: Sold individually; two (2) required per vehicle to service both sides

Fits select 1967-1974 Buick Apollo, Chevrolet Camaro, Chevrolet Nova, and Pontiac Firebird models.

This patented (US Patent No. 9,751,370) adjustable upper control arm set from SPC Performance provides the most adjustability and clearance available for classic GM F-Body and X-Body applications. Manufactured from forged steel, these arms allow you to modernize your vehicle's suspension geometry by dialing in precise caster and camber settings, resulting in a more controlled and responsive driving experience on the street or track.

The kit includes ball studs that are 1/2" taller than stock to specifically improve the camber curve during suspension travel. To ensure longevity and ease of maintenance, the included ball joints are fully greaseable and rebuildable. Whether you are building a Pro Touring machine or restoring a classic daily driver, these arms provide the necessary adjustment range to optimize alignment for modern radial tires.

• Front Adjustment Range: Camber/Caster ±3.00°
• Construction: High-strength forged steel
• Ball Joints: 1/2" taller than OE, greaseable and rebuildable
• Quantity: Sold as a pair (replaces both front upper arms)
• Part Number: 97120

Fits 2019-2025 Subaru Ascent, Legacy, and Outback models.

This SPC Performance high-strength steel adjustable lower rear camber arm provides ±2.0° of adjustment, allowing you to correct alignment issues on the Subaru Global Platform. Whether you are correcting tire wear on a lifted Outback or optimizing handling on a Legacy, this arm is designed to restore factory geometry or dial in custom specs. It features a bonded rubber bushing that maintains OE levels of noise, vibration, and harshness (NVH), ensuring that your factory ride quality remains intact.

Installation is straightforward with an included cam kit located at the outboard end of the arm for easy on-vehicle adjustment. For comprehensive alignment tuning, this arm can be paired with SPC toe arms (#67675 or #67676) and front camber bolts (#81305) depending on your specific Subaru model and needs.

• Adjustment Range: Camber ±2.00°
• Material: High-strength steel construction
• Bushing Type: Bonded rubber to match OE NVH levels
• Included Hardware: Outboard mounting hardware cam kit
• Installation: Required 1 per wheel (sold individually)
• Manufacturer Part Number: 67670

Fits 2024-2026 Lexus GX550 and Toyota Land Cruiser and Tacoma.

Restore or enhance your front-end alignment with the SPC Performance Cam Bolt Kit. On many Toyota and Lexus trucks and SUVs, factory adjusters often become seized or "frozen" due to road grime and corrosion, making proper alignment impossible. This adjustable cam kit allows you to remove the damaged OE hardware and regain a full range of movement for precise suspension tuning.

Engineered for durability and ease of installation, these bolts provide a front adjustment range of ±1.50° for both camber and caster. This makes them essential for corrected geometry on lifted vehicles or for optimizing handling characteristics. Each kit features a superior zinc flake finish, certified for 720 hours of salt spray testing to ensure long-term corrosion resistance in harsh environments.

• Replaces seized or frozen factory OE adjusters
• Adjustment Range: Camber/Caster ±1.50°
• Finish: 720-hour Salt Spray Certified Zinc Flake
• Installation: Replaces OE hardware; 1 kit required per wheel
• Manufacturer Part Number: 25415

Fits select 1994-2024 Mercedes-Benz models, including C-Class, E-Class, S-Class, CLK, SL, and CLA models. This specialty alignment tool is designed to remove play in the front wheels and steering linkage during alignment procedures.

By placing this spring-loaded pressure bar between the front tires, technicians can simulate the road force and rolling resistance typically encountered during driving. This is a critical step for achieving the precise front toe adjustment recommended by manufacturers to ensure vehicle stability and prevent premature tire wear. While essential for Mercedes-Benz service, its adjustable design makes it a versatile tool for any alignment shop working on a variety of vehicle platforms.

• Simulates road force to ensure accurate front toe alignment
• Spring-loaded mechanism maintains maximum tension between wheels
• Adjustable width provides versatility for thousands of vehicle applications
• Essential for meeting OEM alignment specifications
• Manufacturer Part Number: 99918 (WA918)
• Required Quantity: One per vehicle

The SPC Performance WA374 (99374) Toe Gauge provides a precise, reliable method for measuring wheel alignment on standard and compact passenger vehicles. Designed for professional technicians and performance enthusiasts, this tool allows for fast toe-in and toe-out readings to ensure optimal tire wear and handling characteristics.

This gauge features a spring-loaded mechanism that automatically adapts to various tread widths, maintaining consistent pressure against the tire for repeatable accuracy. Its telescopic design allows for a wide range of adjustment to suit different vehicle footprints.

• Manufacturer Part Number: 99374
• Model Identifier: WA374
• Extension Range: 39 inches to 60 inches
• Spring-loaded gauge for simplified, one-person operation
• Compatible with most standard and compact cars
• Assists in diagnosing alignment issues and setting suspension geometry

Fits 1974-1978 Ford Mustang II (Base, Ghia, Mach 1, and 2+2).

Upgrade your front suspension with the SPC Performance 97260 adjustable upper control arms, engineered specifically for Ford Mustang II coilover conversions and high-performance custom applications. These forged steel arms utilize a patented design (US Patent No. 9,751,370) to provide the highest range of adjustment and clearance available. By incorporating ball studs that are 1/2-inch taller than stock, these arms optimize the camber curve for modern handling characteristics, whether on a daily driver or a track-ready Pro Touring build.

• Front Adjustment Range: Camber/Caster ±3.00°
• Material: High-strength forged steel construction
• Ball Joints: Greaseable and fully rebuildable design
• Hardware: Includes ball studs 1/2-inch taller than OE to improve suspension geometry
• Configuration: Sold as a pair (1 kit required per axle)
• Manufacturer Part Number: 97260

Fits select 1970-1996 Buick, Chevrolet, Oldsmobile, and Pontiac models, including Camaro, Firebird, El Camino, Impala, and Roadmaster.

These SPC Performance forged steel adjustable upper control arms provide the most adjustment and clearance available for popular GM F, A, X, and B-body platforms. Engineered to transform the handling of Pro Touring, track, and high-performance street builds, these arms allow you to dial in a modern alignment. The included ball studs are 1/2" taller than stock, which optimizes the camber curve by improving the suspension's roll center. The forged steel design is paired with greaseable, fully rebuildable ball joints for long-term durability and serviceability.

• Adjustment Range: Front Camber/Caster ±3.00°
• Material: High-strength forged steel
• Ball Studs: Includes 1/2" taller studs (replaces OE length)
• Serviceability: Greaseable and fully rebuildable ball joints
• Quantity: Sold as a pair (1 kit required per axle)
• Patent Information: US Patent No. 9,751,370
• Manufacturer Part Number: 97130

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

SPC Performance upper adjustable control arms provide the necessary geometry corrections for modern handling on classic GM A-Body platforms. These arms feature ball studs that are 1/2-inch taller than factory units, significantly improving the camber curve for better tire contact during cornering. With +/- 3.00° of camber and caster adjustment, you can dial in precise alignment settings for Pro-Touring, track, or street performance.

• Patented design offers superior clearance and maximum alignment adjustability.
• 1/2-inch taller ball studs improve front-end geometry and roll center.
• Greaseable and rebuildable ball joints for extended service life.
• Compatible with OE length or 1/4-inch extended studs for custom tuning.
• Direct replacement for factory upper arms; bolts to factory mounting points.

Specifications:

• Front Adjustment Range: Camber/Caster ±3.00°
• Quantity: Sold as a pair (1 set per axle required)
• Manufacturer Part Number: 97110

Fits 1984-1987 Chevrolet Corvette (Base and Indianapolis 500 Pace Car).

Improve your C4's handling and tire wear with the SPC Performance front driver side (left) adjustable upper control arm. This performance component allows for precise camber and caster adjustments that factory arms cannot provide, making it an essential upgrade for both spirited street driving and track performance. Designed for durability and precision, this arm replaces the OE unit to provide a more rigid and tunable front suspension setup.

• MPN: 94369
• Adjustability: Specifically engineered to allow for fine-tuned camber and caster settings for maximum cornering grip.
• Heavy-Duty Construction: Features a high-strength steel cross shaft and a robust ball joint plate for lasting reliability.
• Street-Style Pivots: Equipped with custom pivots and OE-style rubber bushings to ensure minimal deflection while maintaining comfortable ride quality.
• Position: Front Driver Side (Left) Upper.

Fits select 1970-1996 Buick, Chevrolet, Oldsmobile, and Pontiac models including Camaro, Firebird, Chevelle, El Camino, Nova, and Caprice.

The SPC Performance adjustable upper control arm provides the precise alignment tuning required for pro-touring builds, lowered street machines, and track-oriented GM vehicles. Engineered to replace the factory fixed-length arm, this component allows for independent adjustment of both camber and caster to optimize the tire contact patch and improve steering returnability.

This heavy-duty arm is built to handle the increased loads of performance driving while maintaining OE-level reliability. Whether you are correcting geometry on a classic F-body or fine-tuning a late-model B-body, this arm provides the range of motion needed to achieve professional alignment specs.

• Manufacturer Part Number: 94340
• Position: Front Upper
• Adjustment Type: Camber and Caster adjustable
• Design: Replaces factory stamped or tubular arms for improved geometry
• Application: Compatible with various GM A, B, F, and X body platforms

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

The SPC Performance front adjustable upper control arm (MPN 94320) is engineered to solve alignment challenges on the classic 1964-1972 GM A-Body platform. Unlike fixed factory arms, this adjustable component allows for precise tuning of caster and camber settings. This is critical for maintaining proper tire contact patches and handling characteristics on vehicles with modified ride heights, modern tire compounds, or performance-oriented suspension setups.

• Manufacturer: SPC Performance
• Part Number: 94320
• Position: Front Upper
• Adjustment Range: Provides essential caster and camber correction
• Fitment: 1964-1972 GM A-Body platforms (Buick, Chevrolet, Oldsmobile, Pontiac)
• Construction: Designed to replace factory upper control arms using existing mounting points

Fits select 1968-1973 Ford Mustang, Fairlane, Falcon, Torino, and Mercury Cougar and Comet.

Modern radial tires require alignment specifications that differ significantly from the original factory settings developed for bias-ply tires. These SPC Performance adjustable caster rods allow you to achieve the +3.00° of caster recommended for improved return-to-center and responsive steering performance on classic chassis.

Factory strut rods on first-generation Mustangs and related Ford/Mercury platforms are non-adjustable. Over time, original bushings wear out, causing excessive movement in the lower rod assembly and unpredictable handling. These rods feature high-durometer OE-style rubber bushings that protect the chassis mount from damage while providing the rigid, precise geometry needed for modern tires. For enthusiasts seeking a complete front-end overhaul, these rods pair perfectly with the SPC adjustable camber control arm kit (part #94219).

• Adjustment Range: Caster ±2.00°
• Construction: High-strength steel with high-durometer rubber bushings
• Installation: Replaces factory non-adjustable strut rods
• Quantity: Sold as a pair (1 pair required per axle)
• Manufacturer Part Number: 94230

Fits 1964-1966 Ford Mustang, 1964-1965 Ford Falcon, 1964-1965 Ford Ranchero, and 1964-1965 Mercury Comet and Cyclone.

Modern radial tires require different alignment specifications than the original factory settings designed for bias-ply tires. The SPC Performance 94220 adjustable caster rod allows you to dial in precise settings to promote improved return-to-center feel and more responsive handling. Stock strut rods on first-generation Mustangs and related Ford/Mercury chassis are non-adjustable and frequently utilize worn-out bushings that allow excessive lower rod assembly movement, resulting in poor tracking.

This adjustable rod replaces the fixed factory unit, featuring high-durometer OE-style rubber bushings that protect the chassis mount from damage while providing the rigidity needed for modern suspension geometry. It is an essential upgrade for classic vehicles running modern tire compounds to ensure stability and proper alignment.

• Manufacturer Part Number: 94220
• Front Adjustment Range: Caster ±2.00°
• Bushing Material: High Durometer Rubber
• Quantity: Sold individually (1 required per wheel)
• Installation: Replaces factory non-adjustable strut rod

Fits select 1966-1977 Ford (Fairlane, Falcon, Maverick, Mustang, Ranchero, Torino) and Mercury (Comet, Cougar, Cyclone) models.

Modernize your early Ford or Mercury front suspension with this pair of SPC Performance adjustable upper control arms. These arms are engineered to improve handling on modern radial tires by incorporating +3.00° of built-in caster, which significantly improves return-to-center feel. The built-in "Shelby Drop" geometry, integrated into the billet aluminum cross shaft, optimizes the camber curve for better tire contact during cornering.

Each arm features SPC’s maintenance-free xAxis Sealed Flex Joints at the pivots to provide tight, responsive handling without the noise or maintenance of traditional spherical bearings. These arms are compatible with both factory-style spring/shock combinations and aftermarket coilover kits, providing a versatile solution for street or performance builds.

• Manufacturer Part Number: 94213
• Material: High-strength steel arms with billet aluminum cross shafts
• Bushings: xAxis Sealed Flex Joints (Maintenance-free)
• Caster: +3.00° Built-in
• Camber Settings: Fixed positions for -2.00°, -1.00°, or 0.00°
• Geometry: Optimized "Shelby Drop" design
• Ball Joints: Stock-style ball joints included
• Quantity: Sold as a pair (1 per axle required)
• Includes: Ball joints and all necessary mounting hardware

Fits 1984-1996 Chevrolet Corvette (C4) including Base, ZR-1, Grand Sport, and Collector’s Edition models.

The SPC Performance 94007 Ball Joint is designed as a direct OE replacement to restore precision and safety to your Corvette’s front suspension. Whether you are replacing a worn factory component on a stock control arm or completing an upgrade with SPC adjustable arms, this ball joint provides the durability and fitment required for the C4 chassis. It features a greaseable design to ensure a long service life and a bolt-on configuration for straightforward installation without the need for specialized pressing equipment.

• Part Number: 94007
• Fitment: Stock height OE replacement for C4 Corvette factory or SPC arms
• Design: Greaseable for reduced friction and extended component life
• Installation: Bolt-on design for simplified replacement
• Protection: Superior corrosion-resistant coating for harsh road conditions
• Hardware: Complete mounting hardware included
• Quantity: Sold individually; requires one per wheel

The SPC Performance FasTrax Camber/Caster Gauge provides a portable, hands-free solution for performing precise alignment adjustments at the shop or the track. Designed for 13-inch to 17-inch wheels, this gauge allows you to fine-tune suspension geometry for optimal handling and reduced tire wear without the need for a full alignment rack.

• Wheel Fitment: Fits most wheels from 13" to 17"
• Camber Range: +/- 4°
• Caster Range: -4° to +12°
• Mounting: Includes a hands-free wheel mount for quick setup and repeatable accuracy
• Portability: Compact design suitable for trackside use and garage storage
• Expandability: Compatible with optional Toe Adapter Kit (part #91100, sold separately)

The 91000 kit includes the FasTrax gauge and the adjustable wheel mount. It is an essential tool for enthusiasts and racers looking to maintain precise alignment settings after suspension modifications or between track sessions.

Fits select 1960-2009 Chevrolet, GMC, Ford, Dodge, Jeep, and International solid axle vehicles. These SPC Performance 2-degree axle shims are engineered to correct caster alignment on RWD and 4WD vehicles, helping to restore factory-spec handling and prevent uneven tire wear.

Constructed from heavy-duty zinc alloy for durability, these shims feature a specialized double-breakaway design. This allows a single shim to be modified for a precise fit on 3-inch, 3.5-inch, or 4-inch wide leaf spring pads, reducing the need for multiple part numbers. Use these to adjust caster positive or negative by 2 degrees to accommodate suspension lifts or geometry changes.

• Angle: 2.0 degrees (positive or negative)
• Material: Heavy-duty zinc alloy
• Compatibility: Double breakaway design fits 3", 3.5", and 4" widths
• Quantity: Set of 6 shims
• Application: Solid axle RWD or 4WD vehicles
• Manufacturer Part Number: 89499