Fitment-checked off-road parts  ·  Manufacturer-listed exclusions shown before you buy
TRAILFORTRESSBuilt for the trail. Checked for your truck.
Cart (0)
Home / Suspension & Lift Kits / Lift Kits / Rough Country 85941RED
Rough CountryPart 85941RED · UPC 00840269940842

3 Inch Lift Kit with M1 Shocks for Chevy/GMC 2500HD (2001-2010) — Red

$739.95MAP price
In stock — 33 available
Shipping weight: 60 lb.
  • Kit contents: red forged upper control arms, 2 inch leveling kit, 1.5 inch block and U-bolt kit, and 2 M1 monotube shock pairs
  • Verify your RPO code first — FK or FF only, so the correct torsion bar keys are supplied
  • Not for trucks with rear overload springs, dual rear wheels, or Autoride (Z55) suspension
  • Bolt-on install with no cutting, drilling, or welding; a torsion bar unloading tool is required (SKU 1067) — downloadable installation guide available

The Trail Fortress check

Will it fit your truck?

✓ Fits

Universal part — no vehicle-specific application data.

✕ 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. For a visual, please click here. ONLY fits models with a FK or FF 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. Available here! SKU: 1067 Fitment on this page is based on the manufacturer’s application data.

About this kit

3 Inch Lift Kit with M1 Shocks, fitment-checked

Rough Country 85941RED is a 3 inch lift kit built around a 2 inch leveling kit for FK/FF code Chevy/GMC 2500HD trucks (2001-2010), a 1.5 inch block and U-bolt kit, red forged upper control arms, and two M1 monotube shock pairs. It fits only trucks carrying an FK or FF RPO code, and it will not work with rear overload springs, dual rear wheels, or Autoride (Z55) suspension. A torsion bar unloading tool is needed for the job. Shipping weight: 60 lb.

What’s in the box

Kit contents

  • 1× Red Forged Upper Control Arms 1859RED
  • 1× 1.5 Inch Block & U-Bolt Kit 6573
  • 1× M1 MONOTUBE SHOCK PAIR 770763P
  • 1× M1 MONOTUBE SHOCK PAIR 770782P
  • 1× 2 Inch Leveling Kit 8593

Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 85941RED kit fits the vehicles shown in the fitment section above.

Specifications

Specs

BrandRough Country
Part number85941RED
UPC / GTIN00840269940842
Lift height3 in
Shock packageM1 series
Shipping weight60 lb
Country of originCN
CategorySuspension & Lift Kits › Lift Kits
Installation guideDownloadable PDF

Why buy here

The fitment-first store

Manufacturer-listed exclusions shown. We publish what a part does not fit — before you buy, not after the return.
Sourced from the application data. Fitment on this page comes from the manufacturer’s application catalog, not a copied listing.
Real install docs. The actual step-by-step guide, linked right on the page.