Fabtech 14-18 GM C/K1500 w/OE Alum. UCA 6in Basic System w/DL 2.5 Resi Coilovers & Rear DL Shocks

Our 6'' Performance System for the Aluminum component version has been designed utilizing our industry leading crossmember and spindle technology. The front high arched 1/4'' thick steel crossmember has been formed to fit to the bottom of the 2014-15 frame without having to cut or modify it for a fast installation. Extensive design work was given to the extended length steering knuckles specifically for the Aluminum component version keeping track width near stock and working properly with the Stablitrac safety functions. The front differential is relocated with heavy duty brackets while a tightly formed 1/4 '' thick steel skid plate provides protection for offroad use. The rear suspension is upgraded with add a leafs and 5'' tall blocks and u bolts. What sets this 6'' Performance system apart from our 6'' Basic is the Dirt Logic Shocks. The factory front Coilover shocks are replaced with Dirt Logic 2.5 Coilovers that have been ride tuned by our in house shock experts to provide a supple highway ride with excellent offroad damping. These 2.5 Coilovers include Eibach coil springs for the best possible ride. The rear suspension receives Dirt Logic 2.25 shocks that are tuned for a compliant highway ride with great offroad capability. Dirt Logics are the finest shocks you can buy for your vehicle and will provide a quality ride you can feel each time you drive. - Front lower control arm Crossmember forms to bottom of frame without cutting - Offset ductile Steering Knuckles keep tires under fenders - Includes Crossmember cross tubes to distribute front suspension impact loads - Top of the line Dirt Logic shocks for superior damping and ride - Systems compatible with factory Stablitrac. NOTE- Before ordering visually check your vehicle's factory suspension for aluminum or steel version. This system will only fit factory aluminum suspension vehicles. 6in. BASIC SYS W/DL 2.5/2.25 14-18 GM C/K1500 P/U W/OE ALM OR STMP STL UCA 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 Fitment: Chevrolet Silverado 1500 Custom 2016 to 2018 Chevrolet Silverado 1500 High Country 2014 to 2018 Chevrolet Silverado 1500 LS 2015 to 2018 Chevrolet Silverado 1500 LT 2014 to 2018 Chevrolet Silverado 1500 LTZ 2014 to 2018 Chevrolet Silverado 1500 SSV 2015 to 2018 Chevrolet Silverado 1500 WT 2014 to 2018 GMC Sierra 1500 Base 2014 to 2018 GMC Sierra 1500 Denali 2014 to 2018 GMC Sierra 1500 SLE 2014 to 2018 GMC Sierra 1500 SLT 2014 to 2018