MaxTrac 900420 2" Rear Lift Box Kit with Rear Shocks for 2015-2022 Chevy Colorado & GMC Canyon 2WD

Complete the rear suspension on your lifted midsize truck with the MaxTrac 900420 Rear Lift Box Kit. Designed for 2015-2022 Chevrolet Colorado and GMC Canyon 2WD models, this kit provides 2 inches of rear lift and includes heavy-duty lift blocks, extended U-bolts, and a pair of MaxTrac rear shocks for improved ride quality and proper suspension performance.

Engineered to work alongside MaxTrac's 4-inch Front Lift Spindles (Part #700440), this kit completes a full 4-inch suspension lift while maintaining factory-like handling and load-carrying capability.

Key Features

Complete 2" Rear Lift Kit

Includes lift blocks, extended U-bolts, and matched MaxTrac rear shocks for a complete rear suspension upgrade.

Designed for 4" Lift Systems

Specifically engineered to be used with MaxTrac Part #700440 4-inch Front Lift Spindles to create a complete 4-inch lift kit.

Heavy-Duty Steel Components

Durable steel lift blocks and hardware provide long-lasting strength and reliability.

Black Powder Coat Finish

Corrosion-resistant finish protects against rust and harsh weather conditions.

MaxTrac Rear Shocks Included

Includes (2) MaxTrac 2400LL-4 rear shocks designed for lifted applications.

Direct Bolt-On Installation

No cutting or welding required for installation.

What's Included

• (2) 2" Rear Lift Blocks
• (2) Extended U-Bolts
• (2) MaxTrac Rear Shocks (2400LL-4)
• Installation Hardware

Vehicle Fitment

Fits

• 2015-2022 Chevrolet Colorado 2WD
• 2015-2022 GMC Canyon 2WD

Important Fitment Notes

• Designed to be used with MaxTrac Part #700440 4-inch Front Lift Spindles
• Creates a complete 4-inch suspension lift when combined with the front kit
• If purchasing replacement rear shocks separately, order quantity two, as shocks are sold individually
• Professional alignment is recommended after completing the full suspension lift

Wheel Recommendations

• MaxTrac does not recommend wheels wider than 9 inches
• Wheels with less than 4.5 inches of backspacing are not recommended
• Use of non-recommended wheel specifications may void manufacturer warranties

Why Choose This Lift Kit?

The MaxTrac 900420 provides everything needed to properly lift the rear of your Colorado or Canyon while maintaining ride quality and suspension geometry. By combining durable lift blocks with matched MaxTrac shocks, this kit is the perfect finishing piece for a complete MaxTrac 4-inch suspension system.

Perfect For

• Completing a 4-inch MaxTrac lift
• Daily drivers
• Off-road builds
• Larger tire upgrades
• Work trucks
• Suspension upgrades

Product Specifications

Part Number: 900420
UPC: 738283446948
Kit Type: Lift / Level
Rear Lift Amount: 2"
Material: Steel
Color: Black
Finish: Black Powder Coat
Engine Compatibility: Gas & Diesel
Shock Details: Rear: 2400LL-4 (Qty. 2)
Sold As: Combo Kit
Weight: 40 lbs
Dimensions: 20" x 20" x 8"
Country of Origin: China