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Rough Country 4" Suspension Lift Kit with Premium N2.0 Series Shocks and Leaf Springs by Rough Country

Part no: RC-145.20

$429.95 + free Shipping
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This product fits only specific vehicles. Select your vehicle to ensure it fits.

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Product Details

Important Notes:

  • Maximum Tire Size: 35"
  • If vehicle is equipped with a front sway bar, the Rough Country Front Sway Bar Drop Brackets, RC-1019, are recommended

Required Parts by Manufacturer:

  • If vehicle is equipped with factory front quad shocks (4 total front shocks), the Rough Country Front Premium N2.0 Series Quad Shock Absorbers, RC-Q20027, are required


  • 1977-1987 Chevrolet 1/2-Ton Pickup 4WD
  • 1977-1991 Chevrolet 1/2-Ton Suburban 4WD
  • 1977-1991 Chevrolet Blazer 4WD
  • 1977-1987 GMC 1/2-Ton Pickup 4WD
  • 1977-1991 GMC 1/2-Ton Suburban 4WD
  • 1977-1991 GMC Jimmy 4WD


The Rough Country 4" Suspension Lift Kit provides increased ground clearance and a well-balanced ride both on and off-road thanks to Rough Country's premium N2.0 series shock absorbers. All of the components in this kit are backed by Rough Country's Lifetime Replacement Warranty.

Product Details:

  • Increased ground clearance
  • Includes application valved N2.0 series shocks
  • Takes around 6-8 hours to complete installation
  • Backed by Rough Country's Lifetime Replacement Warranty

Parts Included:

  • (2) Front Premium N2.0 Series Shock Absorbers
  • (2) Rear Premium N2.0 Series Shock Absorbers
  • (2) Front Lifted Leaf Springs
  • (2) Front Brake Line Relocation Brackets
  • (4) Front U-Bolts
  • (4) Rear U-Bolts
  • (1) Front Steering Arm
  • Rear 4" Lift Blocks
  • Hardware

Years Covered:

1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990 and 1991

For California residents: Proposition 65 Warning

Vehicle Fitment

K Pickup 1500ChevroletC
K Pickup 1500GMCC

Additional Information

BrandRough Country
SKU Aliases145.20
Maximum Tire Size35"
Shocks IncludedYes

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