Our 6in Suspension systems for the T900 platform uses our industry leading crossmember and spindle technology. Fabtech pushes the envelope with superior ride height to properly clear 35in tall tires. Extensive design work was given to the extended length steering knuckles to keep the track width near stock with superior turning radius for maneuverability in tight spots. Lower control arm crossmembers are strengthened with cross tubes backed up by tubular frame struts to distribute front suspension impact loads. The front differential is protected with a tightly formed 1/4in thick steel skid plate. Rear suspension lift is accomplished via a block and add-a-leaf system. The Basic system features all the above componentry with a front coilover spacer system utilizing the factory coilover assembly for a stock like ride. This system has been properly designed to work with the factory Stabilitrak safety functions without reprogramming the vehicle's computer.. Our 6 Suspension systems for the T900 platform uses our industry leading crossmember and spindle technology. Fabtech pushes the envelope with superior ride height to properly clear 35 tall tires. Extensive design work was given to the extended length steering knuckles to keep the track width near stock with superior turning radius for maneuverability in tight spots. Lower control arm crossmembers are strengthened with cross tubes backed up by tubular frame struts to distribute front suspension impact loads. The front differential is protected with a tightly formed 1/4 thick steel skid plate. Rear suspension lift is accomplished via a block and add-a-leaf system. The Basic system features all the above componentry with a front coilover spacer system utilizing the factory coilover assembly for a stock like ride. This system has been properly designed to work with the factory Stabilitrak? safety functions without reprogramming the vehicles computer.. TIRE SIZE - 35/12.50R17 WHEEL - 17X8 W/5" BS W/MINOR TRIMMING; TIRE SIZE - 35/12.50R20 WHEEL - 20X9 W/5" BS W/MINOR TRIMMING; TIRE SIZE - 325/65R18 WHEEL - 18X9 W/5" BS W/MINOR TRIMMING; 1. WILL NOT FIT MODELS WITH FACTORY AUTORIDE SHOCKS.; 46. KIT WILL ONLY FIT MODELS W/ 11.25" ROTOR. Fabtech 07-13 GM K1500 4WD w/o Autoride 6in Basic System w/Stealth Shocks. 6in. BASIC SYS W/STEALTH 07-13 GM K1500 P/U W/O AUTORIDE 4WD. 6" BASIC SYS W/STEALTH 07-13 GM K1500 P/U W/O AUTORIDE 4WD. 6" BASIC SYS W/STEAL. 6in. BASIC SYS W/STE. Suspension Lift Kit

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