4in GM Suspension Lift System (56in Rear Springs)
Overview
Features
- Increased ground clearance
- Includes application valved N2.0 series shock absorbers which offer the best in balanced performance for on and off-road use.
Notes
- IMPORTANT- ONLY fits models with 56" rear leaf springs.
- If vehicle is equipped with a front sway-bar, drop brackets are recommended. (SKU: 1019)
- If vehicle is equipped with factory front quad shocks (4 total front shocks), please add Factory Quad Shock kit below (SKU: Q20027).
| SKU | 255.20 |
|---|---|
| Est. Install Time | 6 - 8 hours |
Front
- Lifted leaf springs
- Steering Arm
- Brake line relocation brackets
- U-bolts
- Hardware
Rear
- Lifted leaf springs
- U-bolts
- Hardware
Shocks
- (4) Premium N2.0 series
- Est. Install Time: 6 - 8 hours
- View Instruction Sheet
Vehicle Fitment
| Years | Drive | Make | Model |
|---|---|---|---|
| 1977-1987 | 4WD | Chevrolet | 3/4-Ton Pickup |
| 1977-1987 | 4WD | Chevrolet | 3/4-Ton Suburban |
| 1977-1987 | 4WD | GMC | 3/4-Ton Pickup |
| 1977-1987 | 4WD | GMC | 3/4-Ton Suburban |
ALWAYS read all product page details for more important fitment information
Recommended Tires & Wheels
| Tire | Wheel | Backspacing | Offset |
|---|---|---|---|
| 35x12.50 R15 | 15x8 | 4.5in | - |
Due to differences in manufacturing, dimension and inflated measurements, tire and wheel combinations should be test fit prior to installation.
