{"product_id":"timbren-24-26-chevrolet-silverado-3500hd-gmc-sierra-3500hd-front-suspension-enhancement-system","title":"Timbren 24-26 Chevrolet Silverado 3500HD\/GMC Sierra 3500HD Front Suspension Enhancement System","description":"\u003ch4\u003eStop front end sag and add real load control to your 3500HD without air lines or maintenance\u003c\/h4\u003e\n\u003cp\u003eThe Timbren GMFK25E front suspension enhancement system replaces the factory front bump stops on the 2024-2026 Chevrolet Silverado 3500HD and GMC Sierra 3500HD with a pair of Aeon rubber helper springs rated to a combined 8,600 lbs. GMFK25E delivers a progressive spring rate that pushes back harder as load increases, which reduces front-end sag and sway when a snowplow or heavy front-end accessory is mounted. The kit bolts directly to the factory mounting slots with no drilling, no air lines, and no welding required.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eGMFK25E reduces front-end sag and sway under snowplow or heavy accessory loads.\u003c\/li\u003e\n\u003cli\u003eProgressive-rate Aeon rubber springs push back harder as load increases.\u003c\/li\u003e\n\u003cli\u003eZero post-installation maintenance, unlike air bag systems that need line and pressure checks.\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on install to factory mounting slots, no drilling or welding.\u003c\/li\u003e\n\u003cli\u003eCombined 8,600-lb capacity rating between the two springs.\u003c\/li\u003e\n\u003cli\u003eDoes not raise the vehicle at factory ride height and does not increase GVWR.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 3500 HD\u003c\/td\u003e\n\u003ctd\u003eWT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 3500 HD\u003c\/td\u003e\n\u003ctd\u003eLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 3500 HD\u003c\/td\u003e\n\u003ctd\u003eLTZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 3500 HD\u003c\/td\u003e\n\u003ctd\u003eHigh Country\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500 HD\u003c\/td\u003e\n\u003ctd\u003ePro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500 HD\u003c\/td\u003e\n\u003ctd\u003eSLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500 HD\u003c\/td\u003e\n\u003ctd\u003eSLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500 HD\u003c\/td\u003e\n\u003ctd\u003eAT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500 HD\u003c\/td\u003e\n\u003ctd\u003eDenali\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2024-2026\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500 HD\u003c\/td\u003e\n\u003ctd\u003eDenali Ultimate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eGMFK25E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTimbren\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxle Position\u003c\/td\u003e\n\u003ctd\u003eFront\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Type\u003c\/td\u003e\n\u003ctd\u003eAeon rubber, progressive rate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombined Capacity\u003c\/td\u003e\n\u003ctd\u003e8,600 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eBolt-on, no drilling or welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRide Height Change\u003c\/td\u003e\n\u003ctd\u003eNone at factory height, unloaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eLimited lifetime warranty against defects in material and workmanship\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003eNot published\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTwo Aeon rubber helper springs (GMFK25E front kit)\u003c\/li\u003e\n\u003cli\u003eVehicle-specific mounting brackets\u003c\/li\u003e\n\u003cli\u003eAll hardware needed to bolt the kit to factory mounting slots\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout Timbren\u003c\/h4\u003e\n\u003cp\u003eTimbren builds suspension enhancement systems for trucks, vans, and trailers that carry heavy loads or tow regularly. Its Aeon rubber spring technology is engineered to add load-carrying support without the maintenance requirements of air-ride systems.\u003c\/p\u003e\n\u003ch4\u003eRelated Parts\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/suspension\"\u003eShop more suspension enhancement and leveling parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cstrong\u003eWhat is the GMFK25E?\u003c\/strong\u003e\n\u003cp\u003eThe GMFK25E is a Timbren front suspension enhancement kit that replaces the factory bump stops on the 2024-2026 Chevrolet Silverado 3500HD and GMC Sierra 3500HD with progressive-rate Aeon rubber springs rated to a combined 8,600 lbs.\u003c\/p\u003e\n\u003cstrong\u003eDoes this kit increase my truck's GVWR?\u003c\/strong\u003e\n\u003cp\u003eNo. This kit increases the spring rate to reduce sag and sway under load, but it does not raise the Gross Vehicle Weight Rating set by the manufacturer. Always stay within your truck's rated capacity.\u003c\/p\u003e\n\u003cstrong\u003eWill this kit raise the front end of my truck?\u003c\/strong\u003e\n\u003cp\u003eAt factory ride height and with no load, the kit does not raise the front end. The rubber spring is designed to sit in contact with the front axle and only engages additional support as load increases.\u003c\/p\u003e\n\u003cstrong\u003eDoes installation require drilling or welding?\u003c\/strong\u003e\n\u003cp\u003eNo. The kit bolts directly to the factory front mounting slots using the included hardware and brackets, with no drilling or welding required.\u003c\/p\u003e\n\u003cstrong\u003eHow long does the install take?\u003c\/strong\u003e\n\u003cp\u003eMost installers complete the front kit install in under 30 minutes per side using basic hand tools, right in the driveway.\u003c\/p\u003e\n\u003cstrong\u003eWhat maintenance does the kit require after installation?\u003c\/strong\u003e\n\u003cp\u003eNone. Unlike air bag suspension systems, this kit has no air lines, fittings, or pressure to monitor once it is installed.\u003c\/p\u003e\n\u003cstrong\u003eIs this kit compatible with a snowplow mount?\u003c\/strong\u003e\n\u003cp\u003eYes. It is commonly installed on trucks running a front snowplow or heavy front-end accessories to counter the added front-end weight and reduce sag.\u003c\/p\u003e\n\u003cstrong\u003eWhat is covered under the warranty?\u003c\/strong\u003e\n\u003cp\u003eTimbren covers GMFK25E under a limited lifetime warranty against defects in material and workmanship for the life of the vehicle it was originally installed on.\u003c\/p\u003e\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eRaise the front of the vehicle with a jack until the front axle hangs freely, and remove the wheels if needed for access.\u003c\/li\u003e\n\u003cli\u003eUse a screwdriver or pry bar to remove the factory bump stop from each side of the front bump stop cup.\u003c\/li\u003e\n\u003cli\u003ePosition each Timbren Aeon spring assembly with the rubber spacer facing up toward the cup.\u003c\/li\u003e\n\u003cli\u003eApply soapy water to the rubber spacer, then push and twist the assembly until it is fully seated in the cup.\u003c\/li\u003e\n\u003cli\u003eBolt the vehicle-specific bracket to the factory mounting slots using the supplied hardware.\u003c\/li\u003e\n\u003cli\u003eLower the vehicle and confirm the rubber spring makes contact with the front axle at ride height.\u003c\/li\u003e\n\u003cli\u003eRepeat the process on the opposite side, then reinstall the wheels if removed.\u003c\/li\u003e\n\u003c\/ol\u003e\n","brand":"Timbren","offers":[{"title":"Default Title","offer_id":46355041943631,"sku":"TIMGMFK25E","price":269.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/img0_final.jpg?v=1786030833","url":"https:\/\/www.blackopsautoworks.com\/products\/timbren-24-26-chevrolet-silverado-3500hd-gmc-sierra-3500hd-front-suspension-enhancement-system","provider":"Black Ops Auto Works","version":"1.0","type":"link"}