Maxtrac Suspension KS331546-6M 4"/6" Lowering Kit with MagneRide Single Cab

The Maxtrac Suspension KS331546-6M is a complete 4-inch front / 6-inch rear lowering kit engineered for single cab GM 1500 trucks equipped with the MagneRide adaptive suspension system. This kit is designed for cast steel suspension models with a 1-piece drive shaft and delivers a dramatic, stance-improving drop while maintaining a smooth, controlled ride quality.

This kit bundles all required components into a single package, ensuring proper fitment and full system compatibility for MagneRide-equipped trucks. Estimated installation time is approximately 8 hours.

Kit Contents:

• P/N 101320 — Front 2" Lowering Spindles
• P/N 251520-6 — Front 2" Lowering Springs (Single Cab)
• P/N 201560 — 5"–6" Adjustable Rear Flip Kit with MaxTrac Shocks
• P/N 9917MR — Front & Rear MagneRide Sensor Adjustment Kit (billet aluminum sensor rods and rear sensor rod relocation plates)

Important Notes:

• Fits cast steel suspension models with 1-piece drive shaft only
• Fits MagneRide-equipped models only
• For 2-piece drive shaft Sierra models, see part number KS331546LB
• MaxTrac does not recommend wheels wider than 9" or with less than 4.5" backspacing

The included 9917MR MagneRide sensor kit — featuring billet aluminum front sensor rods and rear sensor rod relocation plates — is a critical component for MagneRide-equipped trucks, recalibrating the suspension height sensors after lowering to restore proper damping behavior and ride quality.