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Includes one pair of side bars and mounting hardware
Warranty: Limited Lifetime Warranty (Three-Year Finish, One-Year Parts)
Finish: SEMI-GLOSS BLACK POWDER COAT
Material: Blank
Color: Black
Side Component Type: Board and Bracket
ARIES 3" side bars are more than a fancy decal for your truck, Jeep or SUV. They are a confident first step on each new adventure. These 3" nerf bars are constructed from strong carbon steel for superior rigidity, and they feature a sleek semi-gloss black powder coat finish. For an added edge, each nerf bar also goes through an E-coat process, before receiving its black powder coat, to strengthen and protect the final finish against peeling, chipping and scratching. ARIES 3" round side bars are also available in polished stainless steel or semi-gloss black powder-coated steel. All ARIES 3" nerf bars come with heavy-duty steel brackets and non-skid step pads. The mounting brackets are strong and custom-designed for specific makes and models to allow the side bars to contour to the lines of your vehicle. They offer easy installation and the strength necessary to provide sound footing. These particular custom nerf bars fit specific years of the Chevy Silverado 1500, 1500 HD, 2500 HD, 2500 HD Classic or 3500 HD and GMC Sierra 1500 HD, 2500 HD or 3500 HD (see application info to verify fitment). ARIES 3" round side bars also come with non-skid step pads made of tough poly propylene. These step pads feature a textured pattern for enhanced safety, and they cover a wide portion of the tubes for a more comfortable step.

Explore ARIES products at TowUniverse for top-tier grille guards, side bars, nerf bars, headache racks, and more. Upgrade your vehicle with ARIES today!
ARIES is a fast-paced marketer and innovator of truck, Jeep, SUV and CUV accessories. From automotive enthusiasts to professional builders, our products are built for the champions of individualism, innovation and attitude.
We offer the perfect combination of unique style and durable construction, specializing in custom-fit grille guards, bull bars, side bars and running boards, as well as Jeep Wrangler and Jeep Gladiator accessories.
ARIES products are made vehicle-specific for a custom fit, and they are available for a wide variety of makes and models sold in North America.
Experts available to answer your questions
Call 888-634-9494Limited Lifetime Warranty (Three-Year Finish, One-Year Parts)
16 compatible vehicles
| Year | Make & Model | Style | Notes |
|---|---|---|---|
| 1999 - 2015 | Chevrolet Silverado 1500 | Standard Cab Pickup · 2-Door | — |
| 2007 | Chevrolet Silverado 1500 Classic | Standard Cab Pickup · 2-Door | — |
| 1999 - 2004 | Chevrolet Silverado 2500 | Standard Cab Pickup · 2-Door | — |
| 2001 - 2015 | Chevrolet Silverado 2500 HD | Standard Cab Pickup · 2-Door | — |
| 2007 | Chevrolet Silverado 2500 HD Classic | Standard Cab Pickup · 2-Door | — |
| 2001 - 2006 | Chevrolet Silverado 3500 | Standard Cab Pickup · 2-Door | — |
| 2007 | Chevrolet Silverado 3500 Classic | Standard Cab Pickup · 2-Door | — |
| 2007 - 2015 | Chevrolet Silverado 3500 HD | Standard Cab Pickup · 2-Door | — |
| 1999 - 2015 | GMC Sierra 1500 | Standard Cab Pickup · 2-Door | — |
| 2007 | GMC Sierra 1500 Classic | Standard Cab Pickup · 2-Door | — |
| 1999 - 2004 | GMC Sierra 2500 | Standard Cab Pickup · 2-Door | — |
| 2001 - 2015 | GMC Sierra 2500 HD | Standard Cab Pickup · 2-Door | — |
| 2007 | GMC Sierra 2500 HD Classic | Standard Cab Pickup · 2-Door | — |
| 2001 - 2006 | GMC Sierra 3500 | Standard Cab Pickup · 2-Door | — |
| 2007 | GMC Sierra 3500 Classic | Standard Cab Pickup · 2-Door | — |
| 2007 - 2015 | GMC Sierra 3500 HD | Standard Cab Pickup · 2-Door | — |
Yes, the ARIES 204017 3-Inch Round Black Steel Nerf Bars, No-Drill, Fits Select Chevrolet Silverado, GMC Sierra 1500, 2500, 3500 HD (Part #BBDR204017) is designed to fit the 1999-2015 Chevrolet Silverado 1500.
The ARIES 204017 3-Inch Round Black Steel Nerf Bars, No-Drill, Fits Select Chevrolet Silverado, GMC Sierra 1500, 2500, 3500 HD (Part #BBDR204017) fits 1999-2015 Chevrolet Silverado 1500 models. The 2015 model year is the last year covered by this part number. For newer models, check for an updated version.
The ARIES 204017 3-Inch Round Black Steel Nerf Bars, No-Drill, Fits Select Chevrolet Silverado, GMC Sierra 1500, 2500, 3500 HD (Part #BBDR204017) fits the following vehicles: 1999-2015 Chevrolet Silverado 1500; 2007 Chevrolet Silverado 1500 Classic; 1999-2004 Chevrolet Silverado 2500; 2001-2015 Chevrolet Silverado 2500 HD; 2007 Chevrolet Silverado 2500 HD Classic; 2001-2006 Chevrolet Silverado 3500; 2007 Chevrolet Silverado 3500 Classic; 2007-2015 Chevrolet Silverado 3500 HD; 1999-2015 GMC Sierra 1500; 2007 GMC Sierra 1500 Classic; 1999-2004 GMC Sierra 2500; 2001-2015 GMC Sierra 2500 HD; 2007 GMC Sierra 2500 HD Classic; 2001-2006 GMC Sierra 3500; 2007 GMC Sierra 3500 Classic; 2007-2015 GMC Sierra 3500 HD. Always verify your specific year, make, and model before ordering.
The ARIES 204017 3-Inch Round Black Steel Nerf Bars, No-Drill, Fits Select Chevrolet Silverado, GMC Sierra 1500, 2500, 3500 HD (Part #BBDR204017) Refer to the included instructions for installation details. Basic hand tools are typically all you need.
The Aries 204017 side bars are designed for Chevrolet Silverado and GMC Sierra Light Duty and Heavy Duty Trucks. The manual specifically lists fitment for 99–11 Regular Cab models and 2011 HD Regular Cab models. If your truck is a different cab style (crew cab, extended cab) or bed length, contact Aries customer service at 877-287-8634 or 888-800-2743 to confirm fitment before purchasing.
The kit includes: 1 driver side bar, 1 passenger side bar, 1 driver front mounting bracket, 1 passenger front mounting bracket, 1 driver rear mounting bracket, 1 passenger rear mounting bracket, front brace brackets for both sides (99–11 Regular Cab and 2011 HD Regular Cab versions), 2 bolt tabs, hardware (hex bolts in M12 x 50mm and M12 x 120mm sizes, M10 x 30mm for 2011 models), flat washers, lock washers, hex nuts, and nut plates for 2011 models. See the Parts List on page 1 for complete quantities.
The manual does not specify required tools. However, it emphasises that proper tools will improve installation quality and reduce time. For 2010 and later GM trucks, hand tools only must be used when removing and reinstalling factory body mount bolts—impact tools are prohibited because they can cause bolts to seize and cage nut tabs to bend due to Loc-tite and cage nut design. Contact Aries at 877-287-8634 for a detailed tool list.
Yes. The installation procedure requires you to remove the driver side body mounts from the underside of the vehicle and install the front driver side mounting bracket to the body mount location. The same process is repeated for the passenger side. All side bars manufactured for GM trucks use the factory body mount bolts to attach the bars and brackets.
Starting in late 2010, General Motors changed from a fixed welded nut to a loose nut surrounded by a cage nut with two tabs designed to prevent loosening. GM also applies heavy-duty Loc-tite to the body mount bolts. Impact tools can cause the bolts to seize and the cage nut tabs to bend, allowing the nut to spin freely inside the chassis floor. Always loosen and re-tighten body mount bolts by hand only. If bolts become increasingly tight, retighten and loosen them several times to clear the Loc-tite from the threads.
1. Remove and verify all parts from the box. 2. From the underside, remove the driver side body mounts and install the front driver mounting bracket, securing with M12 x 120mm bolts, lock washers, and flat washers—snug but do not tighten. 3. Slide the bolt tab into the frame rail ahead of the slotted hole and secure the brace bracket with a flat washer, lock washer, and hex nut—snug but do not tighten. 4. For 2011 models only, insert the nut plate through the oval hole and attach the front support bracket with an M10 x 30mm bolt, lock washer, and flat washer. 5. Fasten the driver sidebar to the front and brace brackets with M12 x 50mm bolts, lock washers, and flat washers—snug but do not tighten. 6. Install the rear of the sidebar to the rear mounting bracket with an M12 x 50mm bolt, lock washer, and flat washer—snug but do not tighten. 7. Level and align the sidebar, then tighten all hardware. 8. Repeat steps 2–7 for the passenger side.
Do not tighten bolts immediately. The manual instructs you to snug (hand-tighten) all hardware during the initial installation steps. Only after the sidebar has been levelled and aligned properly should you tighten all hardware fully. This allows for proper positioning before final torque is applied.
Locate the slotted hole on the frame rail just ahead of the front body mount. Slide the bolt tab into the frame from the underside and allow the bolt to drop through the round hole. Do not use the slotted hole. Secure the driver side brace bracket to the bolt tab with a 12mm flat washer, M12 lock washer, and M12 hex nut. Snug but do not tighten at this time.
Yes. For 2011 models only, there is an additional step: locate the two factory holes in the bottom of the frame towards the front of the vehicle. Insert one nut plate through the oval hole, orienting it towards the front round hole. Attach the driver side front support bracket to the nut plate by partially threading an M10 x 30mm hex head bolt, M10 lock washer, and 10mm flat washer. This step is shown in Diagram 2 on page 3. The standard installation steps apply to all models.
The torque specification for M12 bolts is 28 ft.-lbs. This applies to the M12 x 120mm hex head bolts used to secure the mounting brackets to the body mounts, and the M12 x 50mm hex bolts used to attach the sidebars to the mounting and brace brackets.
The torque specification for M10 bolts is 16 ft.-lbs. This applies to the M10 x 30mm hex head bolts used to attach the front support bracket to the nut plate on 2011 models.
After installation, wax the product to protect it. Regular waxing is recommended to add a protective layer over the finish. Do not use any type of polish or wax that may contain abrasives, as these can damage the finish. For stainless steel finishes, aluminum polish may be used to polish small scratches and scuffs, and mild soap may be used to clean the product. For gloss black finishes, mild soap only should be used to clean the product. Perform periodic inspections to ensure all hardware remains secure and tight.
After installation, perform periodic inspections to ensure all hardware is secure and tight. The manual emphasises this as an important step to maintain the integrity of the installation. No specific inspection interval is stated; however, regular checks are recommended to catch any loosening of bolts or brackets.
The Aries 204017 side bars fit Chevrolet Silverado and GMC Sierra Light Duty and Heavy Duty Trucks in 99–11 Regular Cab and 2011 HD Regular Cab models. Confirm fitment with Aries at 877-287-8634 if your truck has a different cab style or bed length.
The manual does not specify required tools but recommends proper tools to improve quality and reduce installation time. For 2010 and later GM trucks, hand tools only must be used when removing factory body mount bolts—impact tools are prohibited and can cause bolts to seize.
Yes. The installation requires removal of the factory body mounts from the underside of the vehicle. On 2010 and later GM trucks, use hand tools only and loosen bolts carefully by hand to avoid seizing due to Loc-tite.
Snug all bolts by hand during installation, but do not fully tighten them until after the sidebar has been levelled and aligned. Then tighten all hardware to the specified torque.
M12 bolts are torqued to 28 ft.-lbs. This applies to all M12 x 120mm and M12 x 50mm hex bolts used in the installation.
Wax the product after installation and regularly thereafter. For stainless steel, aluminum polish may be used for small scratches and mild soap for cleaning. For gloss black finishes, use mild soap only. Never use abrasive polish or wax.
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