4in GM Suspension Lift System
SKU
18030
Brand
Rough Country
In stock
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Overview
Features
- Increased ground clearance
- Includes application valved N3 series shock absorbers which offer the best in balanced performance for on and off-road use.
Notes - Important
- ONLY fits models with 52" rear leaf springs.
- If vehicle is equipped with a front sway-bar, drop brackets are recommended. (#1019)
- Optional steering arm only fits models with 3-bolt open knuckle steering.
Specs
| SKU | 18030 |
|---|---|
| Est. Install Time | 6 - 8 hours |
In the Box
Front
- Lifted leaf springs
- Brake line relocation brackets
- U-bolts
- Hardware
Rear
- Lifted leaf springs
- U-bolts
- Hardware
Shocks
- (4) Premium N3 series
Vehicle Fitment
| Years | Drive | Make | Model |
|---|---|---|---|
| 1970-1972 | 4WD | GMC | Jimmy |
| 1969-1972 | 4WD | Chevy | C10/K10 Pickup |
| 1969-1972 | 4WD | Chevy | C10/K10 Suburban |
| 1969-1972 | 4WD | Chevy | C20/K20 Pickup |
| 1969-1972 | 4WD | Chevy | K5 Blazer |
| 1969-1972 | 4WD | GMC | C15/K15 Pickup |
| 1969-1972 | 4WD | GMC | C15/K15 Suburban |
| 1969-1972 | 4WD | GMC | C25/K25 Pickup |
ALWAYS read all product page details for more important fitment information
Recommended Tires & Wheels
| Tire | Wheel | Backspacing | Offset |
|---|---|---|---|
| 35x12.50 R15 | 15x8 | 4.5in | - |
| 315/75 R16 | 16x8 | 4.5in | - |
| 315/70 R17 | 17x9 | 4.5-5in | -12 to 0mm |
| 315/65 R18 | 18x9 | 4.5-5in | -12 to 0mm |
| 315/55 R20 | 20x9 | 4.5-5in | -12 to 0mm |
Due to differences in manufacturing, dimension and inflated measurements, tire and wheel combinations should be test fit prior to installation