Fabtech 14-18 GM K1500 w/OE Alum. UCA 6in Perf. System w/DL 4.0 Coilovers & Rear DL Shocks

Our 6" Performance System has been designed utilizing our industry leading crossmember and spindle technology. Extensive design work was given to the extended length steering knuckles to keep 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 massive Dirt Logic 4.0 Coilovers for the ultimate in damping capacity. One look at these huge Coilovers and you'll know that you have the biggest shock package under your truck for hardcore offroad use. The Dirt Logic 4.0's have been ride tuned by our shock engineers to provide a supple highway ride with outstanding damping. 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 Massive Dirt Logic 4.0 Coilovers for unparalleled offroad damping Rear Dirt Logic 2.25 shocks provide increased damping and smooth ride Systems compatible with factory Stablitrac. 6" PERF SYS W/ 4.0 & 2.25 14-18 GM 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; 1. WILL NOT FIT MODELS WITH FACTORY AUTORIDE SHOCKS.; 8. WILL NOT FIT ALL WHEEL DRIVE MODELS.; 14. CAN NOT USE OEM WHEEL AND TIRE.; 17. DOES NOT FIT STANDARD CAB.; 127. FITS MODELS WITH FACTORY FORGED SILVER ALUMINUM UCA OR STAMPED BLACK STEEL UCA.; 136. SOME VEHICLES MAY EXPERIENCE FRONT DRIVELINE VIBRATION ORDER FTS21192 CV DRIVESHAFT KIT. Fitment: Chevrolet Silverado 1500 Custom 2017 Chevrolet Silverado 1500 High Country 2014 Chevrolet Silverado 1500 High Country 2017 to 2018 Chevrolet Silverado 1500 LS 2015 Chevrolet Silverado 1500 LS 2017 to 2018 Chevrolet Silverado 1500 LT 2014 to 2015 Chevrolet Silverado 1500 LT 2017 to 2018 Chevrolet Silverado 1500 LTZ 2014 to 2015 Chevrolet Silverado 1500 LTZ 2017 to 2018 Chevrolet Silverado 1500 SSV 2017 Chevrolet Silverado 1500 WT 2014 to 2015 Chevrolet Silverado 1500 WT 2017 GMC Sierra 1500 Base 2014 to 2015 GMC Sierra 1500 Base 2017 to 2018 GMC Sierra 1500 Denali 2017 to 2018 GMC Sierra 1500 SLE 2014 to 2015 GMC Sierra 1500 SLE 2017 to 2018 GMC Sierra 1500 SLT 2014 to 2015 GMC Sierra 1500 SLT 2017 to 2018