3-Inch Lift Kit with M1 Shocks for Chevy/GMC 2500HD (2001-2010)
- Kit contents: red forged upper control arms, 2-inch leveling components, 1.5-inch rear block and U-bolt kit, and two M1 monotube shock pairs
- FT RPO code models only. Does not fit rear overload springs, dual rear wheels, or Z55 Autoride suspension
- Bolt-on installation with no cutting, drilling, or welding; torsion bar unloading tool (SKU 1067) required
- Downloadable installation guide available; shipping weight: 60 lb
Will it fit your truck?
✓ Fits
No application table for this part. Check the fitment notes below before ordering.
✕ Does not fit
- Dual rear wheel models
- Models equipped with Autoride Suspension (Z55 package) available
Does NOT work on models with rear overload springs. Please verify your vehicle's RPO code to confirm. ONLY fits models with a FT RPO code. To ensure the correct torsion bar keys are supplied, please verify your vehicle's RPO code. Torsion bar unloading tool required for installation. Fitment on this page is based on the manufacturer’s application data.
3-Inch Lift Kit with M1 Shocks, fitment-checked
Rough Country 85940RED is a 3-inch lift kit built around red forged aluminum upper control arms, forged torsion bar adjuster keys, a 1.5-inch rear block and U-bolt kit, and two pairs of M1 monotube shocks for Chevy/GMC 2500HD applications from 2001-2010. It fits only trucks carrying the FT RPO code, and it is not for models with rear overload springs, dual rear wheels, or the Z55 Autoride suspension option. Verify your RPO code before ordering.
Kit contents
- 1× Red Forged Upper Control Arms 1859RED$329.95
- 1× 1.5 Inch Block & U-Bolt Kit 6573$79.95
- 1× M1 MONOTUBE SHOCK PAIR 770763P
- 1× M1 MONOTUBE SHOCK PAIR 770782P$179.95
- 1× 2 Inch Leveling Kit 8592$99.95
Priced components are sold separately here, so a worn shock or arm can be replaced on its own later.
Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 85940RED kit fits the vehicles shown in the fitment section above.
Specifications
| Brand | Rough Country |
| Part number | 85940RED |
| UPC / GTIN | 00840269940835 |
| Lift height | 3 in |
| Shock package | M1 series |
| Shipping weight | 60 lb |
| Country of origin | CN |
| Category | Suspension & Lift Kits › Lift Kits |
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