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Rough CountryPart 770738RES_H · UPC 00840269975431

M1R Monotube Rear Shocks for 2002-2006 Chevrolet Avalanche 2500

$349.95MAP price
In stock: 314 available
Shipping weight: 13.01 lb.
  • Fits 2002-2006 Chevrolet Avalanche 2500, 4WD and RWD — Base, LS, and LT submodels
  • Ships as one M1R monotube reservoir shock pair for the rear axle
  • 46mm monotube body, 2-inch seamless extruded tube, 2-inch digressive piston, 16mm case-hardened chromed rod
  • External reservoir plus internal floating piston for heat management under load
  • Zinc-plated finish and vulcanized natural rubber bushings
  • Estimated install time 1-2 hours; shipping weight 13.01 lb; 3 Year Limited Warranty

The Trail Fortress check

Will it fit your truck?

✓ Fits

2002–2006 Chevrolet Avalanche 2500 · 4WD/RWD
BaseLSLT

About this kit

M1R Monotube Rear Shocks, fitment-checked

A pair of Rough Country M1R monotube rear shocks for the 2002-2006 Chevrolet Avalanche 2500 in 4WD or RWD. The external-reservoir monotube design uses a 46mm body, a 2-inch digressive piston, and a 16mm chromed rod, with zinc-plated plating and vulcanized natural rubber bushings. Estimated install time is 1-2 hours.

These M1R monotube rear shocks fit the 2002-2006 Chevrolet Avalanche 2500 in both 4WD and RWD, covering Base, LS, and LT submodels listed in the fitment section. The box holds one M1R monotube reservoir shock pair, so plan on doing the rear axle in one sitting — Rough Country lists 1-2 hours for the job. The external reservoir and internal floating piston move heat away from the damping oil, while digressive valving handles changing surfaces. Shipping weight: 13.01 lb. Covered by a 3 Year Limited Warranty.

What’s in the box

Kit contents

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 770738RES_H kit fits the vehicles shown in the fitment section above.

Specifications

Specs

BrandRough Country
Part number770738RES_H
UPC / GTIN00840269975431
Shipping weight13.01 lb
Warranty3 Year Limited Warranty
Country of originCN
CategorySuspension & Lift Kits › Shocks & Struts

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.

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