MaxTrac 880713 Lift Torsion Keys with Shock Extenders – Fits 2001–2010 Silverado/Sierra 1500HD, 2500HD, 3500HD (1-3" Adjustable Lift)

The MaxTrac 880713 Lift Torsion Key & Shock Extender Kit delivers an adjustable 1–3 inch front lift for your heavy-duty GM truck. Designed for 2001–2010 Chevy Silverado and GMC Sierra 1500HD, 2500HD, and 3500HD models, this kit provides a leveled stance, increased clearance, and the ability to run tires up to 33" x 11.50". The forged steel torsion keys ensure long-lasting strength, while the included shock extenders maintain proper suspension geometry and comfort with factory-length shocks.

Key Features

1"-3" Adjustable Front Lift – Level your stance or raise for extra clearance.

Forged Steel Construction – Superior durability and high load capacity.

Powder-Coated Grey Finish – Corrosion resistance for extended life.

Shock Extenders Included – Keeps factory shock performance after lift.

Increased Tire Clearance – Clears up to 33" x 11.50" tires on 8–9" rims (fender trimming may be required).

Bolt-On Install – No cutting or welding required.

Fitment Notes

Fits 2001–2010:

Chevy Silverado 1500HD / 2500HD / 3500HD (8 Lug)

GMC Sierra 1500HD / 2500HD / 3500HD (8 Lug)

Works with 2WD and 4WD models

Not recommended for wheels wider than 9" or with less than 4.5" backspacing

Fender trimming may be required depending on tire size and wheel offset

Product Specifications

Lift (Front): 1–3 inches (adjustable)

Material: Forged Steel

Finish: Grey Powder Coat

Weight: 11 lbs (combo kit)

Dimensions: 11 × 6 × 3 in

Sold As: Combo Kit (Torsion Keys + Shock Extenders)

UPC: 738283446351

Important Footnotes

Professional alignment recommended after installation

Warranty void if wheels exceed recommended width/backspacing

Fender trimming may be necessary for max tire fitment

Why Choose MaxTrac 880713?

This kit combines adjustable forged torsion keys and shock extenders to deliver a complete, reliable lift solution for HD Silverado and Sierra trucks. Perfect for towing, hauling, and off-road use, it maintains a smooth ride while giving your truck a more aggressive look.