MaxTrac KS330946T 4"/6" Lowering Kit for 1999-2006 Silverado/Sierra 1500 4WD

Achieve an Aggressive 4"/6" Drop on Your GM Truck

Transform your 1999–2006 Chevrolet Silverado 1500 or GMC Sierra 1500 4WD with the MaxTrac KS330946T Lowering Kit. This complete suspension package delivers a 4-inch front drop and 6-inch rear drop using lowering spindles, torsion keys, a flip kit, C-notch, shock angle corrector, and MaxTrac rear shocks. Designed specifically for torsion bar suspension trucks, this kit delivers an aggressive stance while maintaining dependable handling and ride quality.

Key Features

Complete 4"/6" Lowering System

Provides a 4-inch front drop and 6-inch rear drop for a bold street truck appearance.

Torsion Bar Suspension Design

Includes heavy-duty torsion keys engineered for proper ride height adjustment on torsion bar-equipped trucks.

Heavy-Duty Lowering Spindles

Maintains factory steering geometry while lowering the front suspension.

Rear Suspension Upgrade

Includes a flip kit, C-notch, and shock angle corrector to maintain suspension travel and proper rear axle geometry.

MaxTrac Rear Shocks

Matched MaxTrac rear shocks improve ride quality and help control the lowered suspension.

What's Included

Front lowering spindles
Front torsion keys
Rear flip kit
C-notch
Shock angle corrector
MaxTrac rear shocks (2)
Installation hardware (where supplied by manufacturer)

Vehicle Fitment

Fits

1999–2006 Chevrolet Silverado 1500 4WD
1999–2006 GMC Sierra 1500 4WD

Also Fits

2004–2006 Silverado/Sierra 1500 2WD with torsion bar suspension
2007 Silverado/Sierra 1500 Classic 2WD/4WD with torsion bar suspension

Important Notes

Requires 17-inch wheels or larger.
Designed for torsion bar suspension models.
When ordering replacement rear shocks separately, order quantity two, as shocks are sold individually.
MaxTrac does not recommend using wheels wider than 9 inches or wheels with less than 4.5 inches of backspacing. Failure to follow these recommendations may void the manufacturer's warranty.

Product Specifications

Brand: MaxTrac Suspension
Part Number: KS330946T
UPC: N/A
Product Type: Lowering Kit
Kit Type: Lower
Front Drop: 4 Inches
Rear Drop: 6 Inches
Rear Shocks: 2000LL-4 (Qty. 2)
Material: Steel
Finish: Grey Powdercoat
Color: Grey
Sold As: Kit
Weight: 95 lbs

Why Choose the MaxTrac KS330946T?

The MaxTrac KS330946T is engineered specifically for torsion bar-equipped GM trucks, combining lowering spindles, torsion keys, and essential rear suspension components into one complete package. It's an ideal solution for achieving an aggressive 4"/6" drop with reliable performance and factory-style steering geometry.

Perfect For

1999–2006 Silverado 1500 4WD
1999–2006 Sierra 1500 4WD
2004–2006 2WD torsion bar models
2007 Classic torsion bar models
Street trucks
Custom builds