Fits select 1988-2000 Chevrolet and GMC C/K series trucks (C1500, C2500, K1500, K2500, K3500) with the Extra Cab configuration.

Restore the proper body-to-frame alignment of your truck with the Prothane Extra Cab Mount Bushing Kit. Factory rubber cab mounts are prone to dry-rotting, cracking, and compressing over time, which often leads to annoying body rattles, misaligned body lines, and increased cabin vibration. This kit replaces those soft, worn-out OE components with high-performance polyurethane for a much more stable foundation.

Unlike rubber, Prothane's specially formulated polyurethane is resistant to road grime, oil, and atmospheric conditions, ensuring they won't perish or sag. This kit provides the necessary firmness to maintain cab height while still offering enough compliance to dampen road noise, making it an essential upgrade for both 2WD and 4WD models.

• Precision-molded from high-density red polyurethane for maximum durability
• Designed specifically for GM Extra Cab (Extended Cab) configurations
• Provides a more rigid connection between the cab and chassis
• Corrects body-line sagging and prevents panel interference
• Includes bushings required for a complete cab mount refresh
• Manufacturer Part Number: 7-113

Fits select 1988-2000 Chevrolet and GMC C1500, C2500, C3500, K1500, K2500, K3500, V30, and V3500 Standard Cab pickup trucks.

Over time, factory rubber cab mounts degrade due to road grime, oil, and environmental exposure, leading to cab sag, door misalignment, and increased cabin vibration. The Prothane 7-112-BL cab mount kit replaces these soft OE bushings with high-performance polyurethane, providing a firmer foundation that maintains proper body-to-frame alignment even under heavy loads or off-road use.

Engineered for durability, these polyurethane mounts are resistant to automotive fluids and road salt, ensuring they won't rot or crumble like original rubber components. This kit includes the necessary bushings to refresh your standard cab's mounting points, restoring the factory stance and ride quality of your GM truck.

• Manufacturer Part Number: 7-112-BL
• Material: High-density polyurethane
• Color: Black finish
• Cab Style: Standard Cab
• Drivetrain: Fits 2WD and 4WD (C/K) models
• Resistant to oils, grease, and road salt

Fits select 1988-2000 Chevrolet and GMC C1500, C2500, C3500, K1500, K2500, K3500, V30, and V3500 Standard Cab trucks.

Restore proper body-to-frame alignment and eliminate the body sag caused by deteriorated factory rubber mounts. This Prothane 7-112 Body Cab Mount Kit is engineered from high-performance polyurethane, which provides a significant upgrade in durability and precision over OE rubber. These bushings resist road grime, oils, and atmospheric weathering that typically cause factory mounts to crack and compress over time.

• Replaces soft, worn-out original equipment rubber cab mounts
• Precision-molded polyurethane ensures long-lasting performance and body stability
• Helps maintain correct door and body line alignment
• Designed specifically for Standard Cab configurations on 2WD and 4WD models
• Finish: Red
• Manufacturer Part Number: 7-112

Fits select 1981-1991 Chevrolet and GMC Blazer, Jimmy, S10/S15, K-Series trucks, and Suburban (4WD models).

Restore the handling and steering response of your GM truck or SUV with Prothane polyurethane front sway bar bushings. Unlike factory rubber bushings that degrade over time from oil, heat, and road salt, these polyurethane replacements are engineered to maintain their shape and stiffness. This eliminates the excess play in the sway bar, ensuring your suspension reacts immediately to cornering loads for a more controlled and predictable driving experience.

This kit is designed for vehicles equipped with a 1-1/4 inch (32mm) front sway bar. The precision-molded design ensures a snug fit around the bar, while the durable black finish provides a clean, understated look under the chassis. As a direct-fit replacement for worn OE components, these bushings provide long-term reliability and are resistant to environmental contaminants that cause rubber to rot.

• Manufacturer Part Number: 7-1107-BL
• Inside Diameter: 1.25 in (32mm)
• Material: High-grade polyurethane
• Finish: Black
• Durable replacement for soft or rotted factory rubber bushings
• Engineered for 4WD applications

Fits select 1981-1991 Chevrolet and GMC 4WD vehicles, including Blazer, Jimmy, Suburban, and K-Series/V-Series pickups (1.25-inch bar).

Replace worn-out, compliant factory rubber with Prothane 7-1107 polyurethane front sway bar bushings. These 1 1/4-inch bushings are engineered to provide a firm, precise mounting point for the sway bar, significantly reducing body roll and improving steering response during cornering or off-road articulation. Unlike original equipment (OE) rubber that eventually cracks and softens, Prothane's premium polyurethane construction is impervious to engine oil, grease, and road salt.

Designed as a direct-fit upgrade, these bushings help restore handling characteristics to your GM truck or SUV, ensuring your suspension geometry remains consistent under load. The kit is specifically sized for front sway bars with a 1.25-inch diameter.

• Manufacturer Part Number: 7-1107
• Bar Diameter: 1 1/4 inch (1.25")
• Color: Red
• Material: High-Durometer Polyurethane
• Resistance: Resistant to oil, grease, ozone, and environmental debris
• Fitment Type: Direct Replacement

Fits 1981-1987 Chevrolet and GMC C/K and R/V series 10, 20, 30 and 1500, 2500, 3500 trucks (2WD and 4WD).

Over time, factory rubber body mounts degrade due to exposure and load, resulting in body sag, panel misalignment, and a mushy ride. The Prothane 7-108-BL Body Mount Bushing Kit replaces these worn components with high-grade polyurethane, providing a much more stable and durable connection between the truck's cab/bed and the chassis. These mounts are engineered to maintain proper body-to-frame alignment, ensuring your door gaps and body lines remain consistent even under heavy use.

Polyurethane is vastly superior to original equipment rubber; it is resistant to road oils, salts, and environmental rot that typically destroys OE bushings. This kit is a direct-replacement solution designed for the specific tolerances of the 1981-1987 GM Square Body platform, offering a firm yet controlled ride quality that won't perish like rubber.

• Manufacturer Part Number: 7-108-BL
• Material: Premium Polyurethane
• Finish: Black
• Includes: Complete body mount set with necessary bushings
• Resistant to petroleum products and road grime
• Designed for 2WD and 4WD applications

Fits select 1981-1987 Chevrolet and GMC C/K and R/V series 10, 20, 30 and 1500, 2500, 3500 pickup trucks (2WD and 4WD).

Over time, factory rubber body mounts degrade due to heat and exposure, leading to body sag, cab-to-bed misalignment, and excessive cabin vibration. This Prothane body mount kit replaces those soft, worn-out OE bushings with high-density red polyurethane. These mounts provide a firm, stable connection between the frame and body, ensuring proper panel alignment and long-term durability that far exceeds original equipment standards. Polyurethane is naturally resistant to road grime, oil, and grease, preventing the rot and compression typical of standard rubber.

• Engineered for precise cab-to-frame alignment and stability
• Constructed from high-performance red polyurethane for maximum longevity
• Resistant to automotive fluids and environmental contaminants
• Helps maintain consistent body height and panel clearances
• Manufacturer Part Number: 7-108

Fits select 1999-2006 Chevrolet Silverado and GMC Sierra 1500/2500 HD (2WD/4WD) models.

Replace worn, mushy factory rubber components with the Prothane 7-1055-BL Rear Spring Bushing kit. These high-performance polyurethane bushings are engineered to restore suspension geometry and provide superior leaf spring control, especially under heavy loads or towing conditions. Unlike standard OE rubber that degrades when exposed to road salt, automotive fluids, and ozone, Prothane’s specialized polyurethane formula remains resilient and maintains its shape to prevent unwanted spring movement.

• Precision-engineered for 1999-2006 GM full-size truck leaf spring mounts
• Constructed from high-density black polyurethane for maximum longevity
• Reduces wheel hop and improves overall handling and stability
• Chemically resistant to road oils and environmental contaminants
• Direct-fit replacement for the factory bushing set
• Manufacturer Part Number: 7-1055-BL

Fits select 1988-2000 Chevrolet and GMC C1500, C2500, C3500, K1500, K2500, K3500, R2500, R3500, and V3500 trucks.

Replace sloppy, degraded factory rubber with the Prothane Rear Spring and Shackle Bushing Kit to restore handling precision and suspension alignment. Polyurethane is significantly more durable than OE rubber, resisting the road salt, oil, and chemicals that cause standard bushings to rot and fail. This kit is designed specifically for GM trucks requiring 1.5-inch outer diameter frame shackle bushings, providing a firm mount that prevents leaf spring walk and improves power delivery to the ground.

• Replaces soft, worn-out OEM rubber bushings
• High-performance polyurethane construction
• Maintains proper suspension geometry under load
• Includes 1.5-inch OD frame shackle bushings
• Resistant to oils, grease, and environmental contaminants
• Manufacturer Part Number: 7-1054-BL
• Color: Black

Fits select 1975-1980 Chevrolet C20, K10, K20, K30 and GMC C25, K15, K25, K35 (including 1500, 2500, and 3500 series) trucks.

Over time, factory rubber body mounts dry-rot and compress, leading to body sag, panel misalignment, and increased cabin vibration. This Prothane 12-piece body mount kit is engineered to replace degraded OE bushings with high-performance polyurethane. These bushings are impervious to road grime, oils, and weathering, ensuring your truck maintains proper body-to-frame alignment and structural rigidity for the long haul.

• Replaces soft, worn-out original equipment rubber bushings
• Maintains critical body-to-frame height and panel alignment
• Precision-molded polyurethane for superior durability and load-bearing capacity
• Black finish for a clean, factory-plus appearance

• Manufacturer Part Number: 7-104-BL
• Quantity: 12 Bushing Kit
• Material: Polyurethane
• Color: Black

Fits select 1975-1980 Chevrolet and GMC C/K series trucks including C20, K10, K20, K30, and 1500-3500 models.

Replace deteriorated factory rubber mounts with the Prothane 12-piece polyurethane body mount kit. Over time, original rubber bushings compress and crack, leading to body sag, panel misalignment, and increased cabin vibration. This kit provides a firm, durable connection between your truck's body and frame, maintaining critical alignment and improving overall chassis rigidity.

Manufactured from high-performance polyurethane, these bushings are engineered to resist road salt, oil, and atmospheric contaminants that typically destroy OEM rubber components. The red finish adds a custom look to your chassis while the precision-molded components ensure a direct fit for these 1975-1980 GM heavy-duty applications.

• Precision-molded for 1975-1980 GM C/K trucks
• High-performance polyurethane resists oils, grease, and road grime
• Eliminates body-to-frame sag and maintains panel alignment
• Complete 12-piece bushing set
• Color: Red
• Manufacturer Part Number: 7-104

Fits 1967-1972 GM vehicles. This Prothane 12-piece body mount bushing kit (MPN: 7-103-BL) is designed to replace soft, original equipment rubber mounts that perish over time due to road grime, oil, and atmospheric exposure. By upgrading to polyurethane, you restore proper body-to-frame alignment and eliminate the unwanted body roll and panel shift caused by compressed or cracked factory bushings.

Unlike OEM rubber, Prothane’s specially formulated polyurethane maintains its shape and density under load, ensuring consistent body panel gaps and improved structural rigidity for your classic GM chassis. This kit provides the necessary components to refresh the primary mounting points between the body and the frame.

• Precision-molded for 1967-1972 GM body-on-frame applications
• 12-piece kit provides comprehensive bushing coverage
• High-grade black polyurethane resists chemicals and environmental degradation
• Restores factory ride height and body alignment
• Direct replacement for worn-out OE mounting hardware
• Manufacturer Part Number: 7-103-BL

Fits select 1988-1991 Chevrolet Blazer, GMC Jimmy, and 1988-1991 Chevrolet/GMC V10, V1500, V20, and V2500 Suburban 4WD models. These polyurethane bushings are engineered to replace soft, original equipment rubber bushings that degrade over time, leading to steering wander and suspension misalignment.

Constructed from Prothane’s high-performance polyurethane formula, these front spring bushings provide the rigidity necessary to maintain proper leaf spring alignment under heavy loads or off-road stress. Unlike rubber, this material is resistant to road salts, oil, and automotive chemicals, ensuring a longer service life and more consistent handling characteristics for your 4WD square-body SUV.

• Direct replacement for factory front leaf spring bushings
• Improves suspension stability and steering response
• Polyurethane construction resists compression set and environmental degradation
• Black finish for a subtle, factory-style appearance
• Manufacturer Part Number: 7-1024-BL

Fits select 1988-2000 Chevrolet and GMC C/K Series trucks and SUVs, including Suburban, Tahoe, Yukon, Blazer, and Jimmy models. This Prothane rear spring and shackle bushing kit replaces soft, degraded factory rubber with high-performance polyurethane to restore suspension geometry and handling precision.

Over time, original equipment rubber bushings dry rot and compress, leading to spring wrap and erratic handling under load. These polyurethane bushings are engineered to resist oil, road salt, and environmental contaminants while providing a firmer pivot point for the leaf springs. This ensures the rear axle stays aligned during acceleration and cornering, making them a necessary upgrade for both daily driven trucks and heavy-duty towing applications.

• Location: Rear Spring and Shackle
• Material: Premium Polyurethane
• Finish: Black
• Drivetrain: Fits both 2WD and 4WD applications
• Manufacturer Part Number: 7-1017-BL
• Includes necessary bushings for a complete rear spring and shackle refresh

Fits 1967-1972 Chevrolet C10.

Over time, original rubber body mounts perish, leading to body sag, cab vibration, and poor panel alignment. This Prothane Polyurethane Body Mount Kit (7-101-BL) provides a high-performance solution to restore factory ride height and ensure your C10's body remains properly indexed to the frame. Unlike OE rubber, these polyurethane mounts are engineered to withstand the elements and automotive fluids without cracking or distorting under load.

• Precision-molded polyurethane construction for superior durability and rigidity
• Resistant to oil, grease, road salt, and environmental contaminants
• Restores and maintains critical body-to-frame alignment
• Finished in black for a clean, factory-style appearance
• Designed to replace soft, compressed, or rotted factory mounts
• Manufacturer Part Number: 7-101-BL

Fits select 1969-1987 Chevrolet and GMC 4WD models, including Blazer, Jimmy, K10, K20, K30, Suburban, and V-series pickups. This Prothane Leaf Spring Bushing Kit is a precision-engineered solution for restoring suspension stability and steering response. Designed as a direct replacement for SuperLift 315, these bushings address the common failure point of factory rubber components which often crack, rot, or distort under load.

Constructed from Prothane’s signature high-performance polyurethane, this kit provides the rigidity necessary to maintain proper axle alignment while being resilient enough to absorb harsh road vibrations. Polyurethane is naturally resistant to road salts, oils, and environmental contaminants that typically degrade OEM bushings, making this an essential upgrade for both daily drivers and dedicated off-road rigs.

• Direct replacement for SuperLift part number 315
• Maintains consistent spring rate and axle geometry
• Durable polyurethane construction outlasts factory rubber
• Improves handling and reduces wheel hop during acceleration
• Resistant to automotive fluids and environmental exposure
• Manufacturer Part Number: 7-1009

Fits select 1971-1987 Chevrolet and GMC Blazer, Jimmy, and K10-K30/V10-V30 4WD models.

Over time, original rubber suspension bushings become soft and brittle, leading to excessive deflection and sloppy handling. This Prothane front spring bushing kit (MPN 7-1007) replaces the factory units with high-performance red polyurethane to restore suspension geometry and improve steering response on your GM 4x4. Engineered for durability, these bushings withstand the rigors of off-road use while resisting degradation from oils, road salt, and environmental contaminants.

• Precision-molded for an exact fit in the front leaf spring eyes
• Resilient polyurethane construction outperforms standard OE rubber
• Reduces unwanted spring movement for more consistent handling stability
• Designed specifically for 4WD applications
• Manufacturer Part Number: 7-1007