{"title":"GMC Sierra 3500HD Parts \u0026 Accessories","description":"\u003cp\u003eOff-road parts and accessories for the 2007-2026 GMC Sierra 3500HD. Every product on this page is confirmed to fit, so you can shop suspension, armor, lighting, racks, recovery and camp gear without cross-checking part numbers.\u003c\/p\u003e","products":[{"product_id":"chassis-unlimited-octane-front-bumper-2015-2019-gmc-2500hd-3500hd","title":"Chassis Unlimited Octane Front Bumper | 2015-2019 GMC 2500HD\/3500HD","description":"\u003cmeta charset=\"utf-8\"\u003e\n \u003ch3 class=\"hikou-reg uppercase\" data-mce-fragment=\"1\"\u003ePRODUCT FEATURES\u003c\/h3\u003e\n \u003cul data-mce-fragment=\"1\"\u003e\n \u003cli data-mce-fragment=\"1\"\u003eFactory parking sensors work excellent with our bumpers, if your stock bumper has parking sensors, please select the parking sensor bumper drop down option.\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eManufactured from 3\/16” USA Steel\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eLight mounting brackets for 30” Curved\/Straight dual row LED Light bar, or Eight 3” LED Cube Lights\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eEach side of the bumper has mounting brackets in the outer wing for two 3” LED Cube Lights (4 total)\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eIncludes heavy duty CNC Machined 1” Thick recovery points with a 1” Bore\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eDesigned \u0026amp; Manufactured in California\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eBumpers ships complete with 3-stage black texture powder coat \u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eLIGHTS SOLD SEPARATELY\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3 class=\"hikou-reg uppercase\"\u003ePRODUCT DETAILS\u003c\/h3\u003e\n \u003cp\u003eThe Chassis Unlimited “Octane Series” Light bar-style front bumper ships to your door ready to install on your truck, complete with our 3-Stage texture black powder coat.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eOur Non-Winch Bumper features room for a 30\" curved or straight dual row light bar, HD 1” thick recovery points, and mounts up to 4 LED Cube lights in the outer wings of the bumper.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eThe Octane series bumpers bring an entire new style to the bumper market and offer an industry-first low-profile fitment with aggressive styling. The Octane series is designed as a 3 Piece modular bumper, the outer bumper wings bolt to the center core section of the bumper. This modular design allows us to offer an extreme tight contour of the vehicle, as well as a product design \u0026amp; extreme strength that will last a lifetime. All of Chassis Unlimited’s products are designed \u0026amp; manufactured in Livermore, California.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eThis bumper also includes two center section lighting options for the bumper- You can either choose to install a 30” curved or straight dual row LED Lightbar or install eight 3” LED Cube lights. Both light mounting options are included in the bumper, and the choice is yours which look you prefer to use. There are also two 3” Cube lights in each wing of the bumper, totaling four Cube lights in the front bumper.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eSimple bolt-on installation, no welding or grinding is needed to install our Octane Series bumpers. Most installations are completed in a few hours or less with basic hand tools; the bumpers directly bolt onto your vehicle. Remove your factory bumper\/mounts, and our product directly bolts onto your vehicle’s factory bumper mounting locations.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eLED LIGHTS ARE NOT INCLUDED\u003c\/p\u003e\n \u003cp\u003e\u003cem\u003e\u003cstrong\u003eThis Model Fits Model years 2015, 2016, 2017, 2018, and 2019\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n \u003cp\u003e\u003cem\u003e\u003cstrong\u003eFits All GMC Sierra 2500 \u0026amp; 3500, DIESEL \u0026amp; GAS - All Trim Levels\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"Chassis Unlimited","offers":[{"title":"Yes (Parking Sensors) \/ Black Texture Powder Coat","offer_id":43602594103551,"sku":"CUB900302","price":1889.99,"currency_code":"USD","in_stock":false},{"title":"Yes (Parking Sensors) \/ Raw Steel (Will Require Paint)","offer_id":46466027356415,"sku":"CUB900302RAW","price":1889.99,"currency_code":"USD","in_stock":false},{"title":"No (No Parking Sensors) \/ Black Texture Powder Coat","offer_id":46466027389183,"sku":"CUB900301","price":1889.99,"currency_code":"USD","in_stock":false},{"title":"No (No Parking Sensors) \/ Raw Steel (Will Require Paint)","offer_id":46466027421951,"sku":"CUB900301RAW","price":1889.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/products\/1519gmcoctane_2190x_02bfd4fb-f4a4-4c23-af92-a71035691618.jpg?v=1736352489"},{"product_id":"baja-designs-s1-dual-fog-pocket-light-kit-2020-22-gmc-sierra-2500hd-3500hd","title":"Baja Designs S1 Dual Fog Pocket Light Kit | 2020-22 GMC Sierra 2500HD\/3500HD","description":"\u003cp data-mce-fragment=\"1\"\u003eThe Baja Designs Fog Pocket kit is the perfect mix of high-quality on and off-road performance for your GMC Sierra 2500 \u0026amp; 3500. Available in Clear or Amber, this kit utilizes the factory fog pocket location to pack two S1 lights on each side. This kit is controlled by the factory fog switch to operate the lower pair S1 lights. The upper pair of S1 lights are operated by your high beams. The included wiring harness is designed to be used in conjunction with factory light switches, and sPOD \/ Switch Pros units. If you're looking to add not only safety but lighting performance this is your kit! US Patent Number 11273751.\u003c\/p\u003e\n \u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e","brand":"Baja Designs","offers":[{"title":"Amber\/Clear","offer_id":43740070936831,"sku":"447849","price":911.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/products\/FGXX_447855-IMG_001_P04_ANG_A__92299.1649880056.1280.1280.jpg?v=1736352292"},{"product_id":"bilstein-5100-front-shock-11-23-silverado-sierra-2500-3500","title":"Bilstein 5100 Front Shock | 11-23 Silverado\/Sierra 2500\/3500","description":"\u003cspan\u003eBilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. These shock absorbers feature a monotube design which provides consistent fade free performance. B8 5100 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B8 5100 shock absorbers are tuned for each specific application to assure optimal performance is achieved. B8 5100 shock absorbers offer a significant improvement in ride quality, handling, and comfort.\u003c\/span\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":43947311431935,"sku":"24-253161","price":110.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/products\/24-253161_1.jpg?v=1736352203"},{"product_id":"bilstein-5100-rear-shock-11-23-silverado-sierra-2500-3500","title":"Bilstein 5100 Rear Shock | 11-23 Silverado\/Sierra 2500\/3500","description":"\u003cspan\u003eBilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. These shock absorbers feature a monotube design which provides consistent fade free performance. B8 5100 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B8 5100 shock absorbers are tuned for each specific application to assure optimal performance is achieved. B8 5100 shock absorbers offer a significant improvement in ride quality, handling, and comfort.\u003c\/span\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":43947324571903,"sku":"24-218030","price":110.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/products\/24-218030_1.jpg?v=1736352202"},{"product_id":"bak-revolver-x4s-bed-cover-20-silverado-sierra-2500hd-3500hd","title":"Bak Revolver X4S Bed Cover | 20+ Silverado\/Sierra 2500HD\/3500HD","description":"\u003cp\u003e\u003cspan data-contrast=\"auto\"\u003eThe Revolver X4s has new features, including matte black aluminum \u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003eunderbody, integrated safety slat caps, rear corner caps, and more. Other Revolver X4s features include industrial-grade vinyl and matte finished seals and side rail extrusions. \u003c\/span\u003e\u003cspan data-ccp-props='{\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eEXPECT MORE\u003c\/strong\u003e\u003c\/span\u003e\u003cspan data-contrast=\"none\"\u003e \u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003ewith Revolver X4s:\u003c\/span\u003e\u003cspan data-ccp-props='{\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n \u003cul\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"1\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eNEW Matte black aluminum under body and clamps for a sleek, stylish appearance\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"2\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eNEW Side rail seals with smooth flat design\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"3\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eNEW Durable strap and buckles to secure the open cover while driving\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"4\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eNEW Rear corner caps for a more modern appearance\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"5\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eNEW Integrated bulkhead seal for superior sealing\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cul\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"1\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eNEW Integrated safety slat caps for protection when rolling\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"2\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eMatte finished, industrial-grade vinyl that keeps water out\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"3\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eFull access to stake pocket holes for additional accessories\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"4\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003ePatented rotational locking rails that secure the full length of the bed\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"5\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003eAutomatic latch secures easily and releases from either side of the bed\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cul\u003e\n \u003cli data-aria-level=\"1\" data-aria-posinset=\"1\" aria-setsize=\"-1\" data-listid=\"3\" data-font=\"Symbol\" data-leveltext=\"?\"\u003e\n \u003cspan data-contrast=\"auto\"\u003e5-year warranty\u003c\/span\u003e\u003cspan data-ccp-props='{\"134233279\":true,\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\n \u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cp\u003e\u003cstrong\u003e\u003cspan data-contrast=\"auto\"\u003eWHY UPGRADE?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-ccp-props='{\"201341983\":0,\"335559739\":160,\"335559740\":259}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n \u003cp\u003e\u003cspan data-contrast=\"auto\"\u003eThe Revolver X4s is a bed cover engineered for real-world durability with a mode\u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003ern, stylish appearance. It has \u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003etop-to-bottom, matte-black finish\u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003ees to every aspect of the truck bed cover paired with one-of-a-kind details that set it above the rest. It a premium option that offers \u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003edependable bed protection when cover is \u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003eclosed,\u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003e and complete bed access when opened. \u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003eThe Revolver X4s has a flush appearance and \u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003eis backed\u003c\/span\u003e\u003cspan data-contrast=\"auto\"\u003e by a 5-year warranty. \u003c\/span\u003e\u003c\/p\u003e","brand":"Bak","offers":[{"title":"6' 10\"","offer_id":44028832317695,"sku":"80133","price":1479.99,"currency_code":"USD","in_stock":true},{"title":"8' 2\"","offer_id":46466013757695,"sku":"80134","price":1549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/files\/25e397f71c0ee4a6bd7ce7afc1513a01.jpg?v=1736352188"},{"product_id":"bedrug-classic-bedliner-2020-silverad-sierra-2500-3500","title":"Bedrug Classic Bedliner | 2020+ Silverad\/Sierra 2500\/3500","description":"\u003cp\u003e\u003c\/p\u003e","brand":"Bedrug","offers":[{"title":"6’ 9”","offer_id":44556707791103,"sku":"BRC20SBMPK","price":479.95,"currency_code":"USD","in_stock":true}]},{"product_id":"cognito-3-inch-standard-leveling-kit-2020-24-silverado-sierra-2500hd-3500hd","title":"Cognito 3-Inch Standard Leveling Kit | 2020-24 Silverado \/ Sierra 2500HD\/3500HD","description":"\u003cul data-mce-fragment=\"1\"\u003e\n \u003cli data-mce-fragment=\"1\"\u003eYields 3 inches of front lift\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eCognito Ball SM Series Upper Control Arm Kit\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eTorsion Bar Adjuster Key Kit\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eFront shock spacers\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eImproves vehicle appearance and reduces nose-down rake\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eImproved ball joint angle\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eMaintains adequate droop travel to retain ride quality\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eFits up to a 35 x 12.5-inch tire on a 9-inch wide wheel with 5-inch backspacing\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003e3-hour DIY install time\u003c\/li\u003e\n \u003cli data-mce-fragment=\"1\"\u003eMade in the USA\u003c\/li\u003e\n \u003c\/ul\u003e","brand":"Cognito","offers":[{"title":"Default Title","offer_id":44808416854271,"sku":"110-P1236","price":835.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/files\/110-p1236.jpg?v=1736351898"},{"product_id":"fox-performance-series-2-0-ifp-front-shock-20-silverado-sierra-2500hd-3500hd","title":"Fox Performance Series 2.0 IFP Front Shock | 20+ Silverado \/ Sierra 2500HD\/3500HD","description":"\u003cp\u003e\u003cspan\u003eThe Performance Series 2.0 IFP smooth body shocks contain the latest in shock technology to transform the performance of your Truck or SUV. They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe precision metal impact aluminum body increases cooling capacity and will never rust. Inside you will find our race-proven performance valving technology. Our Internal Floating Piston (IFP) mono-tube design separates the shock oil from the high-pressure, nitrogen-charged gas chamber. The IFP eliminates oil aeration allowing maximum performance from the factory-tuned precision valving. The race developed high flow damping piston matched with application specific valving provides the Performance Series 2.0 IFP shock a predicable ride quality capable of handling the roughest road conditions.\u003c\/span\u003e\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003e*REQUIRES UPPER CONTROL ARM*\u003c\/strong\u003e\u003c\/p\u003e","brand":"Fox Shocks","offers":[{"title":"Default Title","offer_id":44808421769471,"sku":"985-24-240","price":199.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/files\/FOX_202.0_20Performance_20IFP_20BP-Clevis.jpg?v=1736351897"},{"product_id":"fox-performance-series-2-0-ifp-rear-shock-20-silverado-sierra-2500hd-3500hd","title":"Fox Performance Series 2.0 IFP Rear Shock | 20+ Silverado \/ Sierra 2500HD\/3500HD","description":"\u003cp\u003e\u003cspan\u003eThe Performance Series 2.0 IFP smooth body shocks contain the latest in shock technology to transform the performance of your Truck or SUV. They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe precision metal impact aluminum body increases cooling capacity and will never rust. Inside you will find our race-proven performance valving technology. Our Internal Floating Piston (IFP) mono-tube design separates the shock oil from the high-pressure, nitrogen-charged gas chamber. The IFP eliminates oil aeration allowing maximum performance from the factory-tuned precision valving. The race developed high flow damping piston matched with application specific valving provides the Performance Series 2.0 IFP shock a predicable ride quality capable of handling the roughest road conditions.\u003c\/span\u003e\u003c\/p\u003e","brand":"Fox Shocks","offers":[{"title":"Default Title","offer_id":44808424685823,"sku":"985-24-239","price":199.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/files\/FOX_202.0_20Performance_20IFP_20Eye-Eye.jpg?v=1736351896"}],"url":"https:\/\/underlandoffroad.com\/collections\/gmc-sierra-3500hd.oembed","provider":"Underland Offroad","version":"1.0","type":"link"}