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12" lift system for 1973-87 3/4T Chevy GMC Pickup, 73-91 Suburban 4WD

By Superlift

Starting at

Original price $2,039.99 - Original price $2,039.99
Original price $2,039.99
Starting at$2,039.99
$2,039.99 - $2,039.99
Current price Starting at$2,039.99

Front driveshaft MUST be lengthened
1977.5-91 models require clearancing of the front driveshaft CV cluster to prevent binding
For single exhaust, the cross-over pipe requires modification to clear front driveshaft
1988-91 Suburban requires 315-88 bushing sleeve kit
Models with 56" long rear springs can use spring if shackle hanger is relocated on frame for 52" long application

  • Details
  • Compatibility
  • Tire & Wheel Fitment

Lift your Chevy or GMC pickup or Suburban an astounding 12" with the Superlift heavy duty front & rear 52" leaf springs plus rear 3" block kit. The Heavy Duty (HD) springs have degree shims installed to help the driveline angle. This comprehensive lift kit includes all the main ingredients to stand tall!

This is a "SwampRunner Series" lift that is intended primarily for off-road or exhibition use. Refer to Warranty for additional safety related information

Kit Components
Front 12” Lifted Leaf Springs
Rear lift includes 52" rear leaf springs
3" Rear Block Kit
Adjustable drag link
Front sway bar drop
Bushings 
Steering arm
Steering block
Front & Rear U-bolts
Front Brake Line Relocation Brackets
Rear brake hose
Four Shadow Shocks
All Necessary Hardware

Kit Features
Bolt on install
Limited Lifetime Warranty
Increased ground clearance

View kit installation instructions

Superlift lift kit fits the following 3/4T 4WD models:
1973 Chevy Pickup Truck
1974 Chevy Pickup Truck
1975 Chevy Pickup Truck
1976 Chevy Pickup Truck
1977 Chevy Pickup Truck
1978 Chevy Pickup Truck
1979 Chevy Pickup Truck
1980 Chevy Pickup Truck
1981 Chevy Pickup Truck
1982 Chevy Pickup Truck
1983 Chevy Pickup Truck
1984 Chevy Pickup Truck
1985 Chevy Pickup Truck
1986 Chevy Pickup Truck
1987 Chevy Pickup Truck

1973 GMC Pickup Truck
1974 GMC Pickup Truck
1975 GMC Pickup Truck
1976 GMC Pickup Truck
1977 GMC Pickup Truck
1978 GMC Pickup Truck
1979 GMC Pickup Truck
1980 GMC Pickup Truck
1981 GMC Pickup Truck
1982 GMC Pickup Truck
1983 GMC Pickup Truck
1984 GMC Pickup Truck
1985 GMC Pickup Truck
1986 GMC Pickup Truck
1987 GMC Pickup Truck

1973 Suburban
1974 Suburban
1975 Suburban
1976 Suburban
1977 Suburban
1978 Suburban
1979 Suburban
1980 Suburban
1981 Suburban
1982 Suburban
1983 Suburban
1984 Suburban
1985 Suburban
1986 Suburban
1987 Suburban
1988 Suburban
1989 Suburban
1990 Suburban
1991 Suburban

1973-87 Pickup 3/4T 12" Lift Kit allows:
Tire Size: 40X15.50
1973-91 Suburban 3/4T 12" Lift Kit allows:
Tire Size: 40X15.50