2021 GMC Sierra 2500 Running Boards & Step Bars
Select Your Submodel
- Westin®4" HDX Black Drop StepsGMC Sierra 2500 2021, 4" HDX Textured Black Drop Steps by Westin®, 1 Pair. HDX Drop Steps are heavy duty xtreme truck gear that provide the look, feel and function truck lovers seek. It features wide, die stamped slip resistant step...$569.99 - $1,139.99
- APG®6" H Series Cab Length Running BoardsGMC Sierra 2500 2021, 6" H Series Cab Length Running Boards by APG®, 1 Pair. Material: Stainless Steel. Rocker Panel Mount. Hop in and out of your vehicle safely with the help of top-notch APG running boards that provide a massive 6"...$225.03 - $250.18$264.74 - $294.32Save 15%
- SteelCraft®6.5" STX600 Series Cab Length Black Running BoardsGMC Sierra 2500 2021, 6.5" STX600 Series Cab Length Black Powder Coat Running Boards by SteelCraft®, 1 Pair. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...$274.02
- N-Fab®EpYx Cab Length Black Nerf StepsGMC Sierra 2500 2021, EpYx Cab Length Textured Black Nerf Steps by N-Fab®, 1 Pair. Material: Steel. The EpYx drop down step provides a sleek and aesthetic to your vehicle. The expanded step plate offers the ultimate ease of access to...$407.99$479.99Save 15%
- Aries®3" Cab Length Round Side BarsGMC Sierra 2500 2021, 3" Cab Length Round Side Bars by Aries®, 1 Pair. The Side Bars complement the style of compact and mid-size SUVs, CUVs and trucks. The bars feature custom no-slip step pads for sure footing, making entry and exit...$216.91 - $276.07
- APG®6" ST Drop Style Cab Length Black Rectangular Nerf BarsGMC Sierra 2500 2021, 6" ST Drop Style Cab Length Matte Black Rectangular Nerf Bars by APG®, 1 Pair. Material: Stainless Steel. This product is made of high-quality materials to serve you for years to come. Designed using...$174.75 - $225.03$205.58 - $264.74Save 15%
- Westin®6.25" Grate Steps Cab Length Black Running BoardsGMC Sierra 2500 2021, 6.25" Grate Steps Cab Length Textured Black Running Boards by Westin®, 1 Pair. Material: Steel. Westin's Grate Steps Running Boards are engineered to provide maximum traction without sacrificing style. The 6 1/4"...$406.99 - $456.99
- SteelCraft®3" Cab Length Round Side BarsGMC Sierra 2500 2021, 3" Cab Length Round Side Bars with Black Mounting Brackets by SteelCraft®, 1 Pair. The Side Bars complement the style of compact and mid-size SUVs, CUVs and trucks. The bars feature custom no-slip step pads for...$140.45 - $213.44
- Luverne®7" Grip Step™ Black Step BoardsGMC Sierra 2500 2021, 7" Grip Step™ Black Textured Powder Coat Step Boards by Luverne®, 1 Pair. Material: Aluminum. These Luverne aluminum boards are perfect for your work truck applications. They feature advanced step design that...$415.95 - $906.95
- AMP Research®6.25" PowerStep™ Cab Length Black Running BoardsGMC Sierra 2500 Double Cab / Crew Cab 2021, 6.25" PowerStep™ Cab Length Black Textured Powder Coated Running Boards by AMP Research®, 1 Pair. Material: Aluminum. Body Frame Mount. With OBD Connector. High-grade aluminum construction...$1,599.99$1,799.99Save 11%
- APG®2" Square Tube Black Side ArmorsGMC Sierra 2500 2021, 2" Square Tube Matte Black Side Armors by APG®, 1 Pair. Material: Stainless Steel. Rocker Panel Mount. Give your rocker panels the ultimate protection against rocks and debris encountered both on and off the road...Easy access to your truck or SUVProtection for your rig’s side panels$174.75 - $199.89$205.58 - $235.16Save 15%
- APG®6" iStep Running BoardsGMC Sierra 2500 2021, 6" iStep Running Boards by APG®, 1 Pair. Material: Stainless Steel. Rocker Panel Mount. APG iStep running boards deliver an exceptional appearance to your vehicle. Their innovative patented design, which is...$149.60 - $287.88$176.00 - $338.69Save 15%
- Westin®7" R7™ Series Cab Length Running BoardsGMC Sierra 2500 2021, 7" R7™ Series Cab Length Running Boards by Westin®, 1 Pair. Westin R7 Boards feature oversized step pads and OE style traction grooves. R7 Boards are sold in complete kits that include: driver and passenger-side...$429.11 - $599.19
- APG®6" iBoard Cab Length Running BoardsGMC Sierra 2500 2021, 6" iBoard Cab Length Running Boards by APG®, 1 Pair. Material: Stainless Steel. Rocker Panel Mount. Step on something truly amazing! Get these superior-quality APG iBoard running boards that not only look awesome...$199.89 - $250.18$235.16 - $294.32Save 15%
- APG®RS Drop Style Cab Length Black Rectangular Nerf BarsGMC Sierra 2500 2021, RS Drop Style Cab Length Matte Black Rectangular Nerf Bars by APG®, 1 Pair. Material: Carbon Steel. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...$375.89$442.22Save 15%
- SteelCraft®5" Premium Cab Length Oval Side BarsGMC Sierra 2500 2021, 5" Premium Cab Length Oval Side Bars by SteelCraft®, 1 Pair. Rocker Panel Mount. The Oval Premium Side Steps are mounted on sturdy cradle mounting brackets for true convenience and stability that match the strength...$278.15 - $377.37
- APG®DS Drop Down Style Cab Length Black Trapezoid Nerf BarsGMC Sierra 2500 2021, DS Drop Down Style Cab Length Matte Black Trapezoid Nerf Bars by APG®, 1 Pair. Material: Carbon Steel. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...$375.89$442.22Save 15%
- Lund®4" Cab Length Oval Curved Tube StepsGMC Sierra 2500 Crew Cab 2021, 4" Cab Length Oval Curved Tube Steps by Lund®, 1 Pair. Get a step up into your cab and be a step ahead of other trucks and SUVs in the looks department with Lund 4” Oval Tube Steps. The no-slip step pads...$226.39 - $291.72
- Aries®6.5" RidgeStep™ Commercial Cab Length Black Running BoardsGMC Sierra 2500 2021, 6.5" RidgeStep™ Commercial Cab Length Textured Black Running Boards by Aries®, 1 Pair. Material: Carbon Steel. Powerful, defined and uncompromising as a mountain ridge, ARIES RidgeStep commercial running boards...$578.34 - $633.42
- Lund®6" Cab Length Black Oval Straight Nerf BarsGMC Sierra 2500 Crew Cab 2021, 6" Cab Length Black Powder Coat Oval Straight Nerf Bars by Lund®, 1 Pair. Length: 80". Get a step up into your cab and be a step ahead of other trucks and SUVs in the looks department with Lund 6”...$364.52
- APG®5" iStep Running BoardsGMC Sierra 2500 2021, 5" iStep Running Boards by APG®, 1 Pair. Material: Stainless Steel. APG iStep running boards deliver an exceptional appearance to your vehicle. Their innovative patented design, which is inspired by iPhone,...$137.03 - $262.74$161.21 - $309.11Save 15%
- APG®M3 Series Drop Down Cab Length Black Octagon Nerf BarsGMC Sierra 2500 2021, M3 Series Drop Down Cab Length Black Octagon Nerf Bars by APG®, 1 Pair. Material: Stainless Steel with 6061 Aluminum Step Pad. This product is made of high-quality materials to serve you for years to come. Designed...$212.46 - $250.18$249.95 - $294.32Save 15%
- Westin®4" Pro Traxx Cab Length Oval Tube Step BarsGMC Sierra 2500 2021, 4" Pro Traxx Cab Length Oval Tube Step Bars by Westin®, 1 Pair. Add style and functionality to your truck with these easily installed oval tube step bars. The powder coated black or polished 304 stainless steel...$194.51 - $389.02
- Iconic Accessories®3" Cab Length Round Tube Step BarsGMC Sierra 2500 2021, 3" Cab Length Round Tube Step Bars by Iconic Accessories®, 1 Pair. Material: Stainless Steel. Rocker Panel Mount. Want to make it more comfortable to get in and out of your vehicle? You can’t go wrong with these...$145.82 - $178.90
- N-Fab®3" Podium Cab Length Round Side StepsGMC Sierra 2500 2021, 3" Podium Cab Length Round Side Steps by N-Fab®, 1 Pair. Patented N-FAB hoop step design featuring an all-new expanded and enclosed sure-grip step plate. With a 3" Main tube diameter, this application fits high and...$467.49 - $594.99$549.99 - $699.99Save 15%
- Aries®3.3" ActionTrac™ Retractable Cab Length Black Running BoardsGMC Sierra 2500 Crew Cab 2021, 3.3" ActionTrac™ Retractable Cab Length Textured Black Running Boards by Aries®, 1 Pair. With integrated LED lights that illuminate the power side steps upon opening. Material: Aluminum. Length: 87.6"....$1,749.95
- APG®6" S Series OE Style Cab Length Running BoardsGMC Sierra 2500 2021, 6" S Series OE Style Cab Length Running Boards by APG®, 1 Pair. Rocker Panel Mount. Want to give your machine the look of a high-end trim level? Then these APG S Series OE Style running boards are for you....$251.43 - $377.15$295.80 - $443.70Save 15%
- SteelCraft®5" Cab Length Oval Straight Side BarsGMC Sierra 2500 2021, 5" Cab Length Oval Straight Side Bars by SteelCraft®, 1 Pair. The Oval Side Steps are mounted on sturdy cradle mounting brackets for true convenience and stability that match the strength of the 5" oval steel...$267.14 - $351.14
- Raptor Series®Magnum™ RT Series Cab Length Black Side StepsGMC Sierra 2500 2021, Magnum™ RT Series Cab Length Black Powder Coat Side Steps by Raptor Series®, 1 Pair. Material: Steel. Magnum RT Steps are the newest and unique Truck Side Step Bars. The RT Side Step Bar features a sharp...$364.64$428.99Save 15%
- APG®6.5" T Series Cab Length Black Running BoardsGMC Sierra 2500 2021, 6.5" T Series Cab Length Black Powder Coated Running Boards by APG®, 1 Pair. Material: Carbon Steel with PE Step Area. Rocker Panel Mount. Want to get safe and easy access to your vehicle without adding much weight...$257.71$303.20Save 15%
Running Boards Buyer's Guide. Get answers to all your questions