Product Specs
Engine Types:
Gas
UPC:
N/A
Tariff:
N/A
Kit Type:
LOWER
Lower (Front):
3
Lower (Rear):
5
Weight: 52 lbs
Shock Details: F: 221303 (X2), R: 2000LL-4 (X2)
Country Of Origin: N/A
Sold As: KIT
Color: GREY
Finish: GREY POWDERCOAT
Material: STEEL
Multiple Box Item: Y
Origin Criterion: N/A
Unit Of Measure: IN
KIT OR COMPONENT BOX BREAKDOWN
371303 - 2007-2018 SILVERADO/SIERRA 1500 | 2007-2020 GM SUV 0″-3″ ADJUSTABLE LOWERING STRUTS
201360 - 2007-2018 SILVERADO/SIERRA 1500 5″-6″ REAR LOWERING BOX KIT (NON MAGNERIDE)
MaxTrac K331335S – Complete 3”/5” Lowering Kit For 2007–2018 Silverado/Sierra (2WD/4WD)
The MaxTrac K331335S is a complete 3” front / 5” rear lowering kit designed to give your 2007–2018 Silverado or Sierra a bold, aggressive stance—without compromising ride quality. Engineered for both 2WD and 4WD models, this kit enhances your truck’s appearance, improves handling, and maintains a factory-like ride feel.
Crafted from high-quality materials and built with precision, the K331335S includes everything needed for a seamless, bolt-on installation.
Front Components
The front setup features our Part# 371303 0”–3” adjustable twin-tube struts.
- Struts: Built with a multi-groove body for adjustable ride height, these struts are firmer than stock, delivering improved handling and control at a lowered stance.
Rear Components
The rear of the truck is lowered using Part# 201360 a flip kit and fabricated lift hangers:
- This combination drops the rear axle while maintaining use of the factory leaf springs, preserving ride comfort.
- Firmer-valved MaxTrac rear shocks are included to enhance stability and handling.
- Rear ride height can be fine-tuned via multi-position hanger brackets or by swapping in different length shackles.
- Installation is primarily bolt-on, with only minor trimming required (brake line brackets and bump stop mounts).
Features
- 0”–3” adjustable twin tube front struts for fine-tuned front ride height
- Adjustable height rear flip kit with fabricated brackets and hangers
- Fully powder-coated components for corrosion resistance and clean appearance
- Designed to maintain factory alignment specifications
- Supports factory-like ride quality while lowering the vehicle
- Bolt-on installation with standard tools (may require trimming depending on setup)
Benefits
- Levels out factory rake for a cleaner, more aggressive stance
- Improves overall handling and stability without compromising ride comfort
- Adjustable front and rear ride heights allow precise stance tuning
- Fabricated and coated components ensure long-term durability
- Compatible with most aftermarket wheel and tire setups
- Retains alignment spec capability for proper tire wear and safety
Additional Notes
- Optional C-notch frame support available: Part #301360C
- Does not fit models equipped with MagneRide suspension
- Depending on wheel/tire size, fender trimming may be required
- This is a budget-minded kit and will not allow for proper alignment specifications with struts set at 3” drop height. Max Trac also offers lowering kits that include spindles that allow for proper alignment specifications
Installation Guides
221303 STRUTS - Click Here to Download Part Installation Guide - Download Guide
301340/301360 FLIP KIT - Click Here to Download Secondary Installation Guide - Download Guide
Labor Hours - 7