(SKU: 255-88-92.20 ) 4IN GM SUSPENSION LIFT SYSTEM (88-91 3/4-TON SUBURBAN 4WD | 56IN REAR SPRINGS)
- Increased ground clearance
- Includes application valved N2.0 series shock absorbers which offer the best in balanced performance for on and off-road use.
- 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).
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