6in GM Suspension Lift System (56in Rear Springs)

6in GM Suspension Lift System (56in Rear Springs)
SKU: 21530; Est. Install Time: 6 - 8 hours
1977-1987 4WD Chevrolet 3/4-Ton Pickup; 1977-1991 4WD Chevrolet 3/4-Ton Suburban; 1977-1987 4WD GMC 3/4-Ton Pickup; 1977-1991 4WD GMC 3/4-Ton Suburban; ONLY fits models with front and rear solid axlesONLY fits models with 56-inch factory rear leaf springs