{"product_id":"pdm-bkbn-k1211-57050e","title":"Fabtech K1211 3-Inch Ball Joint UCA Lift Kit for Factory ARC — 2025 GMC Sierra 1500 Denali","description":"\u003cp\u003eFabtech K1211 raises the vehicle using replacement upper control arms, front spacers and rear blocks while retaining the factory Adaptive Ride Control front coilovers and rear shocks.\u003c\/p\u003e\u003ch3\u003eApplication\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2025 GMC Sierra 1500 Denali, 2WD or 4WD, equipped with factory Adaptive Ride Control and stock suspension. Verify the exact vehicle, factory ARC equipment and rear axle\/U-bolt configuration before ordering.\u003c\/li\u003e\n\u003cli\u003eDoes not fit standard cab, Super Cruise, AT4, Trail Boss or four-cylinder models. Chevrolet, other GMC trims and 2026 models are outside this listing.\u003c\/li\u003e\n\u003cli\u003eNominal 3-inch system with 1.5-inch rear blocks. The supplied round U-bolts must match the actual vehicle application. Factory wheels and tires cannot be used.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage contents\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOne FTS21306 box: one FT20833 driver and one FT20834 passenger upper control arm, two FT20619 ball joints, two FT20801 upper coilover spacers, two FTBK15 1.5-inch rear blocks, four FT768U U-bolts and specified bushings, sleeves and FT20838 subassembly.\u003c\/li\u003e\n\u003cli\u003eOne FTS21253 ARC adapter kit: two FT20832 ARC spring-perch spacers, two FT20673BK rear shock-extension brackets and FT20874 hardware. Use the ARC perch spacers in place of the standard perch spacers.\u003c\/li\u003e\n\u003cli\u003eFactory ARC front coilovers and rear shocks are retained; no new shocks or coilovers are supplied.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation and requirements\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProfessional installation required. Read current FT21248i completely, including the ARC-specific steps, and inspect the factory suspension and alignment before installation.\u003c\/li\u003e\n\u003cli\u003eFront coilovers require removal, safe spring compression and disassembly. Fit the ARC-specific FT20832 perch spacers, retain and reinstall the specified factory isolators, caps and bumpstops, and align the assembly marks.\u003c\/li\u003e\n\u003cli\u003eTrim the factory top-cap studs to 1-1\/8 inch as directed before installing the FT20801 upper spacers. Remove the factory frame bumpstop tabs and sand smooth. Assemble the arms with the specified greased bushings, sleeves and spacers.\u003c\/li\u003e\n\u003cli\u003eReconnect the factory ARC control rods and wiring. Fit the rear blocks and correct U-bolts; retain the factory rear ARC shocks with the two FT20673BK extension brackets, following the ARC-specific instructions.\u003c\/li\u003e\n\u003cli\u003eCheck wheel, tire, brake-hose and ABS-wire clearances through full steering travel. Align to factory specifications, adjust headlights and recheck fasteners and wheel hardware after 50 miles and periodically.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTire and wheel guidance\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eManufacturer guidance, all with minor trimming and 5-inch wheel backspacing: 33\/12.50R18 or 295\/65R18 on 18×9 wheels; 295\/55R20 or 33\/12.50R20 on 20×9 wheels; 285\/55R22 on 22×9 wheels. Verify actual vehicle clearance. Wheels and tires are sold separately.\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eManufacturer part number: K1211. \u003ca href=\"https:\/\/fabtechmotorsports.com\/product\/3-ball-joint-uca-lift-kit-w-factory-adaptive-ride-control-k1211\/\"\u003eManufacturer product details\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eCalifornia Proposition 65: WARNING: Cancer and Reproductive Harm. \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e.\u003c\/p\u003e","brand":"Fabtech","offers":[{"title":"Default Title","offer_id":54084090036524,"sku":"K1211","price":789.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8659\/3580\/files\/K1211Adaptive-control-1-1.jpg?v=1793867235","url":"https:\/\/lee-mods.com\/products\/pdm-bkbn-k1211-57050e","provider":"Lee Mods inc.","version":"1.0","type":"link"}