MaxTrac 430040 Rear 4" Drop Blocks & U-Bolts Fits 1982-04 S10

Give Your Mini Truck a Lower, More Aggressive Profile

The MaxTrac 430040 Rear Lowering Block Kit is an easy way to achieve a substantial rear drop on your 1982–2004 Chevy S10, GMC S15, or GMC Sonoma. Designed to provide a 4-inch rear drop, these precision-machined aluminum blocks help eliminate excess wheel gap and deliver the low-slung look mini truck enthusiasts love.

Built from high-strength aluminum and protected with a clear anodized finish, the MaxTrac 430040 blocks offer excellent durability while resisting corrosion. The kit includes U-bolts and installation hardware, giving you everything needed to complete your suspension upgrade.

Key Features

4" Rear Drop

Creates a dramatically lower stance for a custom appearance.

High-Strength Aluminum Construction

Lightweight design with excellent strength and durability.

Clear Anodized Finish

Provides corrosion resistance and a clean, professional look.

Complete Installation Kit

Includes U-bolts and mounting hardware.

Works with Factory Leaf Springs

Designed for use with the original rear suspension setup.

Bolt-On Installation

Installs easily with no welding or fabrication required.

What's Included

Two (2) 4" Aluminum Lowering Blocks
U-Bolts
Installation Hardware

Vehicle Fitment

Fits

1982–2004 Chevrolet S10 2WD
1982–2004 GMC S15 2WD
1982–2004 GMC Sonoma 2WD

Important Notes

MaxTrac does not recommend using wheels wider than 9" or wheels with less than 4.5" backspacing. Doing so will void all manufacturer warranties.

Product Specifications

Part Number: 430040
UPC: 738283444753
Kit Type: Lower
Rear Drop: 4"
Material: Aluminum
Finish: Clear Anodized
Color: Silver
Engine Compatibility: Gas
Weight: 8 lbs
Dimensions: 16" x 2" x 2"
Country of Origin: China
Sold As: Pair

Why Choose MaxTrac Lowering Blocks?

The MaxTrac 430040 kit delivers a significant drop without the expense of replacing major suspension components. Combining durable aluminum construction, included installation hardware, and a straightforward bolt-on design, it's a practical solution for achieving a lower stance and cleaner appearance on your S10, S15, or Sonoma.

Perfect For

S10 lowering projects
Sonoma suspension upgrades
S15 custom truck builds
Mini truck stance improvements
Rear suspension lowering applications
Street truck projects
Daily driven lowered trucks
Factory rake reduction