2008 GMC Sierra Suspension Enhancement

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Does not fit vehicles with factory top overload springs

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Does not fit vehicles with factory top overload springs

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Does not fit vehicles with factory top overload springs

Does not fit models with dual rear wheels

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Does not fit vehicles with factory top overload springs

Does not fit models with dual rear wheels

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Features:

2,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Features:

2,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Features:

2,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Tech Tip:

For vehicles that have an overload spring above the leaf spring pack, or that carry extra heavy loads, see part number RAS3611-HD.

Features:

2,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Tech Tip:

For vehicles that have an overload spring above the leaf spring pack, or that carry extra heavy loads, see part number RAS3611-HD.

Features:

2,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Does not fit models with dual rear wheels

Tech Tip:

For vehicles that have an overload spring above the leaf spring pack, or that carry extra heavy loads, see part number RAS3611-HD.

Features:

2,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Does not fit models with dual rear wheels

Tech Tip:

For vehicles that have an overload spring above the leaf spring pack, or that carry extra heavy loads, see part number RAS3611-HD.

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Product is intended for vehicles with factory top overload springs

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Product is intended for vehicles with factory top overload springs

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Product is intended for vehicles with factory top overload springs

Application includes models with dual rear wheels

Features:

3,000-lb Capacity. Convert your vehicle's leaf springs into a mechanically active suspension system. RAS adjusts to your load to level your ride. The system also increases stability, handling, and control by improving traction and reducing sway.

Installation Notes:

No drilling required for installation

Product is intended for vehicles with factory top overload springs

Application includes models with dual rear wheels

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Silent Ride urethane bushings prevent rattling.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Silent Ride urethane bushings prevent rattling.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Features:

1,650-lb Capacity. Upgrade your vehicle's rear leaf spring suspension with these helper springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for factory springs that sit above the axle.

Installation Notes:

No drilling required for installation

Product does not fit vehicles with factory top overload springs

Tech Tip:

Special order u-bolts (5-1/4") required if vehicle spring stack height is greater than 2-3/4" at axle.

Features:

1,650-lb Capacity. Upgrade your vehicle's rear leaf spring suspension with these helper springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for factory springs that sit above the axle.

Installation Notes:

No drilling required for installation

Product does not fit vehicles with factory top overload springs

Tech Tip:

Special order u-bolts (5-1/4") required if vehicle spring stack height is greater than 2-3/4" at axle.

Features:

1,650-lb Capacity. Upgrade your vehicle's rear leaf spring suspension with these helper springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for factory springs that sit above the axle.

Installation Notes:

No drilling required for installation

Product does not fit vehicles with factory top overload springs

Does not fit models with dual rear wheels

Tech Tip:

Special order u-bolts (5-1/4") required if vehicle spring stack height is greater than 2-3/4" at axle.

Features:

1,650-lb Capacity. Upgrade your vehicle's rear leaf spring suspension with these helper springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for factory springs that sit above the axle.

Installation Notes:

No drilling required for installation

Product does not fit vehicles with factory top overload springs

Does not fit models with dual rear wheels

Tech Tip:

Special order u-bolts (5-1/4") required if vehicle spring stack height is greater than 2-3/4" at axle.

Features:

2,000-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling light loads. Adjustable springs increase stability. Easy bolt-on design.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Features:

2,000-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling light loads. Adjustable springs increase stability. Easy bolt-on design.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Features:

950-lb Capacity. Install these helper leaf springs above your vehicle's rear factory leaf springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for OEM springs that sit above the axle.

Installation Notes:

No drilling required for installation

The mounting kit provides U-bolts with 4 inch leg length. If your existing factory springs have had extra leaves added, or for older Chevrolet 3/4-ton and 1-ton models with thicker factory springs, longer U-bolts may be required (not included).

Features:

950-lb Capacity. Install these helper leaf springs above your vehicle's rear factory leaf springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for OEM springs that sit above the axle.

Installation Notes:

No drilling required for installation

The mounting kit provides U-bolts with 4 inch leg length. If your existing factory springs have had extra leaves added, or for older Chevrolet 3/4-ton and 1-ton models with thicker factory springs, longer U-bolts may be required (not included).

Features:

1,500-lb Capacity. Install these helper leaf springs above your vehicle's rear factory leaf springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for OEM springs that sit above the axle.

Installation Notes:

No drilling required for installation

The mounting kit provides U-bolts with 4 inch leg length. If your existing factory springs have had extra leaves added, or for older Chevrolet 3/4-ton and 1-ton models with thicker factory springs, longer U-bolts may be required (not included).

Features:

1,500-lb Capacity. Install these helper leaf springs above your vehicle's rear factory leaf springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for OEM springs that sit above the axle.

Installation Notes:

No drilling required for installation

The mounting kit provides U-bolts with 4 inch leg length. If your existing factory springs have had extra leaves added, or for older Chevrolet 3/4-ton and 1-ton models with thicker factory springs, longer U-bolts may be required (not included).

Features:

3,000-lb Capacity. Upgrade your vehicle's rear leaf spring suspension with these helper springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for factory springs that sit above the axle.

Installation Notes:

No drilling required for installation

Product does not fit vehicles with factory top overload springs

Tech Tip:

Special order u-bolts (5-1/4") required if vehicle spring stack height is greater than 2-3/4" at axle.

Features:

3,000-lb Capacity. Upgrade your vehicle's rear leaf spring suspension with these helper springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for factory springs that sit above the axle.

Installation Notes:

No drilling required for installation

Product does not fit vehicles with factory top overload springs

Tech Tip:

Special order u-bolts (5-1/4") required if vehicle spring stack height is greater than 2-3/4" at axle.

Features:

3,000-lb Capacity. Upgrade your vehicle's rear leaf spring suspension with these helper springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for factory springs that sit above the axle.

Installation Notes:

No drilling required for installation

Product does not fit vehicles with factory top overload springs

Does not fit models with dual rear wheels

Tech Tip:

Special order u-bolts (5-1/4") required if vehicle spring stack height is greater than 2-3/4" at axle.

Features:

3,000-lb Capacity. Upgrade your vehicle's rear leaf spring suspension with these helper springs. They reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads. Designed for factory springs that sit above the axle.

Installation Notes:

No drilling required for installation

Product does not fit vehicles with factory top overload springs

Does not fit models with dual rear wheels

Tech Tip:

Special order u-bolts (5-1/4") required if vehicle spring stack height is greater than 2-3/4" at axle.

Features:

3,500-lb Capacity. Custom helper springs install above your vehicle's rear factory leaf springs to prevent sagging when towing or hauling heavy loads. These heavy-duty springs are engineered for constant use. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Features:

3,500-lb Capacity. Custom helper springs install above your vehicle's rear factory leaf springs to prevent sagging when towing or hauling heavy loads. These heavy-duty springs are engineered for constant use. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Silent Ride urethane bushings prevent rattling.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Silent Ride urethane bushings prevent rattling.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Features:

3,500-lb Capacity. Custom helper springs install above your vehicle's rear factory leaf springs to prevent sagging when towing or hauling heavy loads. These heavy-duty springs are engineered for constant use. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Product replaces the factory overload springs and requires removal of the springs. Removal of overload springs may require U-bolt and center bolt replacement to be purchased locally if factory hardware is not long enough.

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Tech Tip:

Application includes models with dual rear wheels.

Features:

3,500-lb Capacity. Custom helper springs install above your vehicle's rear factory leaf springs to prevent sagging when towing or hauling heavy loads. These heavy-duty springs are engineered for constant use. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Product replaces the factory overload springs and requires removal of the springs. Removal of overload springs may require U-bolt and center bolt replacement to be purchased locally if factory hardware is not long enough.

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Tech Tip:

Application includes models with dual rear wheels.

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Product replaces the factory overload springs and requires removal of the springs. Removal of overload springs may require U-bolt and center bolt replacement to be purchased locally if factory hardware is not long enough.

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Tech Tip:

Application includes models with dual rear wheels.

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Product replaces the factory overload springs and requires removal of the springs. Removal of overload springs may require U-bolt and center bolt replacement to be purchased locally if factory hardware is not long enough.

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Tech Tip:

Application includes models with dual rear wheels.

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Features:

2,500-lb Load leveling capacity. Custom helper springs install above your vehicle's rear factory leaf springs to reduce sway and prevent sagging when towing or hauling heavy loads. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Features:

3,500-lb Capacity. Custom helper springs install above your vehicle's rear factory leaf springs to prevent sagging when towing or hauling heavy loads. These heavy-duty springs are engineered for constant use. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Features:

3,500-lb Capacity. Custom helper springs install above your vehicle's rear factory leaf springs to prevent sagging when towing or hauling heavy loads. These heavy-duty springs are engineered for constant use. Includes bolt-on installation kit.

Installation Notes:

No drilling required for installation

Compatible with in-bed hitch

Product is designed for vehicles with approximately 2-1/2 inch wide springs

Features:

2,300-lb Capacity. Upgrade your rear suspension by installing these helper leaf springs above your vehicle's factory leaf springs. They significantly reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads.

Installation Notes:

No drilling required for installation

Product can be used for vehicles with or without factory top overload springs

Application includes models with dual rear wheels

Tech Tip:

Installation will require trimming rear shackle legs for upper bolt use.

Features:

2,300-lb Capacity. Upgrade your rear suspension by installing these helper leaf springs above your vehicle's factory leaf springs. They significantly reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads.

Installation Notes:

No drilling required for installation

Product can be used for vehicles with or without factory top overload springs

Application includes models with dual rear wheels

Tech Tip:

Installation will require trimming rear shackle legs for upper bolt use.

Features:

2,300-lb Capacity. Upgrade your rear suspension by installing these helper leaf springs above your vehicle's factory leaf springs. They significantly reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads.

Installation Notes:

No drilling required for installation

Product can be used for vehicles with or without factory top overload springs

Application includes models with dual rear wheels

Tech Tip:

The included polypad must be trimmed 1/4" on each end to fit.

Features:

2,300-lb Capacity. Upgrade your rear suspension by installing these helper leaf springs above your vehicle's factory leaf springs. They significantly reduce sway and prevent sagging, which is perfect for towing or hauling heavy loads.

Installation Notes:

No drilling required for installation

Product can be used for vehicles with or without factory top overload springs

Application includes models with dual rear wheels

Tech Tip:

The included polypad must be trimmed 1/4" on each end to fit.