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Rough Country
Truck & Jeep PartsUTV & ATV PartsLifestyleCustomer BuildsArticles & More

4 Inch Lift Kit Chevy/GMC Half Ton 4WD (1977-1991)

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STARTING PRICE
$499.95
STARTING PRICE
$499.95
Configure Your Kit:
Select options

SKU:

145.20-config

Brand:

Rough Country

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Select Matching Wheels and Tires
Select Matching Wheels and Tires
FREE Mount, Balance, and Shipping!

Features

Give your truck an impressive upgrade, front to back with Rough Country’s 4" GM Suspension Lift Kit! This easy-to-install lift kit raises the front of your vehicle to be equal height with the rear for a leveled, better-than-stock look that gives an improved ride height and more aggressive appearance.

  • Increased ground clearance
  • Includes application valved N3 series shock absorbers which offer the best in balanced performance for on and off-road use.
Fitment Notes
  • If vehicle is equipped with a front sway-bar, drop brackets are recommended. (SKU: 1019)
  • Optional rear springs: To confirm rear spring size a measurement will have to be pulled from eyelet to eyelet.
Warranty Details
Est. Install Time 6 - 8 hours
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1-800-222-7023

Installation

GET IT INSTALLED

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FITMENT

Vehicles

Year : 1977 - 1978

Make : GMC

Model : K15

Drive : 4WD

Year : 1977 - 1978

Make : GMC

Model : K15 Suburban

Drive : 4WD

Year : 1977 - 1986

Make : Chevy

Model : K10

Drive : 4WD

Year : 1979 - 1986

Make : GMC

Model : K1500

Drive : 4WD

Year : 1977 - 1986

Make : Chevy

Model : K5 Blazer

Drive : 4WD

Year : 1977 - 1986

Make : Chevy

Model : K10 Suburban

Drive : 4WD

Year : 1987

Make : GMC

Model : V1500

Drive : 4WD

Year : 1987

Make : Chevy

Model : V10

Drive : 4WD

Year : 1987 - 1988

Make : Chevy

Model : V10 Suburban

Drive : 4WD

Year : 1987 - 1991

Make : Chevy

Model : Blazer

Drive : 4WD

Year : 1977 - 1991

Make : GMC

Model : Jimmy

Drive : 4WD

Year : 1989 - 1991

Make : Chevy

Model : V1500 Suburban

Drive : 4WD

Always read all product page details for more important fitment information

Tires

Size: 35x12.50R15

Wheel: 15x10

Bolt Pattern: 6x5.5

Wheel Offset: -18

Note: -

Stance: -

Size: 35x12.50R15

Wheel: 15x10

Bolt Pattern: 6x5.5

Wheel Offset: -19

Note: -

Stance: -

Size: 35x12.50R15

Wheel: 15x10

Bolt Pattern: 6x5.5

Wheel Offset: -24

Note: -

Stance: -

Size: 35x12.50R16

Wheel: 16x10

Bolt Pattern: 6x5.5

Wheel Offset: -18

Note: -

Stance: -

Size: 35x12.50R16

Wheel: 16x10

Bolt Pattern: 6x5.5

Wheel Offset: -19

Note: -

Stance: -

Size: 35x12.50R16

Wheel: 16x10

Bolt Pattern: 6x5.5

Wheel Offset: -24

Note: -

Stance: -

Size: 285/75R17

Wheel: 17x8.5

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 285/75R17

Wheel: 17x8.5

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 305/70R17

Wheel: 17x8.5

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 305/70R17

Wheel: 17x8.5

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 285/75R17

Wheel: 17x9

Bolt Pattern: 6x5.5

Wheel Offset: -12

Note: -

Stance: -

Size: 305/70R17

Wheel: 17x9

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 305/70R17

Wheel: 17x9

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 305/70R17

Wheel: 17x9

Bolt Pattern: 6x5.5

Wheel Offset: -12

Note: -

Stance: -

Size: 315/70R17

Wheel: 17x9

Bolt Pattern: 6x5.5

Wheel Offset: -12

Note: -

Stance: -

Size: 35x12.50R17

Wheel: 17x9

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 35x12.50R17

Wheel: 17x9

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x10

Bolt Pattern: 6x5.5

Wheel Offset: -18

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x10

Bolt Pattern: 6x5.5

Wheel Offset: -19

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x10

Bolt Pattern: 6x5.5

Wheel Offset: -24

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x10

Bolt Pattern: 6x5.5

Wheel Offset: -25

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x8

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x8

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 285/75R18

Wheel: 18x8.5

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 285/75R18

Wheel: 18x8.5

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x8.5

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x8.5

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x9

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x9

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x9

Bolt Pattern: 6x5.5

Wheel Offset: -12

Note: -

Stance: -

Size: 295/70R18

Wheel: 18x9

Bolt Pattern: 6x5.5

Wheel Offset: -6

Note: -

Stance: -

Size: 35x12.50R18

Wheel: 18x9

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 35x12.50R18

Wheel: 18x9

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 35x12.50R20

Wheel: 20x10

Bolt Pattern: 6x5.5

Wheel Offset: -18

Note: Minor Trimming

Stance: -

Size: 35x12.50R20

Wheel: 20x10

Bolt Pattern: 6x5.5

Wheel Offset: -19

Note: Minor Trimming

Stance: -

Size: 35x12.50R20

Wheel: 20x10

Bolt Pattern: 6x5.5

Wheel Offset: -24

Note: Minor Trimming

Stance: -

Size: 35x12.50R20

Wheel: 20x10

Bolt Pattern: 6x5.5

Wheel Offset: -25

Note: Minor Trimming

Stance: -

Size: 35x12.50R20

Wheel: 20x12

Bolt Pattern: 6x5.5

Wheel Offset: -44

Note: Trimming Required

Stance: -

Size: 295/65R20

Wheel: 20x9

Bolt Pattern: 6x5.5

Wheel Offset: -12

Note: -

Stance: -

Size: 35x11.50R20

Wheel: 20x9

Bolt Pattern: 6x5.5

Wheel Offset: -12

Note: -

Stance: -

Size: 35x12.50R20

Wheel: 20x9

Bolt Pattern: 6x5.5

Wheel Offset: +0

Note: -

Stance: -

Size: 35x12.50R20

Wheel: 20x9

Bolt Pattern: 6x5.5

Wheel Offset: +1

Note: -

Stance: -

Size: 285/55R22

Wheel: 22x10

Bolt Pattern: 6x5.5

Wheel Offset: -18

Note: -

Stance: -

Size: 285/55R22

Wheel: 22x10

Bolt Pattern: 6x5.5

Wheel Offset: -19

Note: -

Stance: -

Size: 285/55R22

Wheel: 22x10

Bolt Pattern: 6x5.5

Wheel Offset: -25

Note: -

Stance: -

Size: 35x12.50R22

Wheel: 22x10

Bolt Pattern: 6x5.5

Wheel Offset: -18

Note: Minor Trimming

Stance: -

Size: 35x12.50R22

Wheel: 22x10

Bolt Pattern: 6x5.5

Wheel Offset: -19

Note: Minor Trimming

Stance: -

Size: 35x12.50R22

Wheel: 22x10

Bolt Pattern: 6x5.5

Wheel Offset: -24

Note: Minor Trimming

Stance: -

Size: 35x12.50R22

Wheel: 22x10

Bolt Pattern: 6x5.5

Wheel Offset: -25

Note: Minor Trimming

Stance: -

Size: 35x12.50R22

Wheel: 22x12

Bolt Pattern: 6x5.5

Wheel Offset: -44

Note: Trimming Required

Stance: -

Due to differences in manufacturing, dimension and inflated measurements, tire & wheel combinations should be test fit prior to installation

Select Matching Wheels and Tires
Select Matching Wheels and Tires
FREE Mount, Balance, and Shipping!
About this Product

4 Inch Lift Kit | Chevy/GMC Half Ton 4WD (1977-1991)

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