Sierra 3500 HD Accessories

Adding accessories to your Sierra 2500HD and 3500HD is as easy as talking to your GMC dealership's sales and service staff. GMC Accessories can be installed right at the dealership before you take delivery — or even when you stop in for an oil change. And every GMC Accessory is professionally engineered, manufactured and validated to GMC's standards for quality, convenience and peace of mind.

Select Accessories
  • Bed Extender
    Bed Extender
    Expand the cargo capacity of your All-New 2015 Sierra HD pickup truck with this Bed Extender. It is designed to swing out to provide additional functional length over an open tailgate, or swing in to create a contained cargo area within the bed and is compatible with Bedliners and Tonneau Covers. Ca...
    MSRP - $249
     
  • Bedliner
    Bedliner
    Help protect the bed of your rugged Sierra with a durable Bedliner. This Bedliner is fully ribbed, with a skid-resistant floor to help minimize load shifting. Black with GM logo. Includes tailgate liner.
    MSRP - $345
     
  • Bed Mat
    Bed Mat
    Reduce cargo shifting with this easy-to-install, non-skid, rubber Bed Mat designed to fit the contours of your Sierra precisely. Features the GM logo.
    MSRP - $130
     
  • Bed Net
    Bed Net
    Help secure items in the bed of your Sierra with this Bed Net. Heavy-duty stretch shock cords radiate from a stainless steel center ring to focus the net's strength at the center of the load, where it's needed. Includes mounting hardware for easy installation.
    MSRP - $50
     
  • Bed Step
    Bed Step
    Get easy access to your  truck’s tool box and other items in your truck bed with this Retractable Side Step.  It mounts on either side of the vehicle, just rear of the truck cab to give a secure step to easily get to stuff in the front of your truck bed. No-hands, flip-down operation.
    MSRP - $325
     
  • End Gate Handle
    End Gate Handle
    Enhance the security of your all-new Sierra with this lockable End Gate Handle. Along with the Lock Package, the End Gate Handle features codeable lock technology. A codeable lock cylinder configures itself to your Sierra so it's the only key you need for your truck. Lock cylinder not included.
    MSRP - $100
     
  • Perimeter Bed Lighting
    Perimeter Bed Lighting
    Add an extra element of convenience to your all-new Sierra with Perimeter Bed Lighting. With just the flip of a switch in the cabin, the pickup bed becomes lit, so you can confidently secure and remove cargo when it's dark or in minimal light.
    MSRP - $135
     
  • Tailgate Liner
    Tailgate Liner
    Help shield the inside of your Sierra's tailgate from scratches and other damage with this custom-molded ribbed Tailgate Liner.
    MSRP - $50
     
  • Tie-Down Rings - Bed Mounted
    Tie-Down Rings - Bed Mounted
    Cargo Tie-Down Rings are designed to help anchor cargo securely in your truck bed. Set of four.
    MSRP - $100
     
  • Tonneau Cover - Hard Folding - Tri-Fold
    Tonneau Cover - Hard Folding - Tri-Fold
    These Hard Folding Tri-Fold Tonneau Covers provide quick-and-easy access to the cargo area of your Sierra while providing protection for items in the pickup bed. Contact your GMC dealership for more information.
    MSRP - $945
     
  • Tonneau Cover - Soft Folding
    Tonneau Cover - Soft Folding
    This Soft Folding Tonneau Cover is constructed of durable, lightweight black grained vinyl to help protect truck bed cargo from the elements. The tri-fold design allows for quick and easy installation and removal.
    MSRP - $575
     
  • Tonneau Cover - Soft Roll-Up
    Tonneau Cover - Soft Roll-Up
    Shield the cargo in your Sierra and help protect the bed itself from harsh weather with this Soft, Roll-Up Tonneau Cover. Constructed with integrated crossbows, it easily rolls up to allow full access to the bed and features an embossed GMC logo.
    MSRP - $575
     
  • Tool Box
    Tool Box
    This hardworking Tool Box can handle up to 250 lbs. of storage* and has many great features; it mounts securely to the bed of your vehicle without drilling, an integrated handle makes it easy to remove and carry, and a removable sliding tray with rubber mat is included. Non-GM warranty. Warranty by ...
    MSRP - $415 to $800
     
  • Bed Rug
    Bed Rug
    Designed specifically to fit the contours of your vehicle, the Bed Rug features a durable carpet-like surface that resists water, stains, solvents and chemicals. Its molded foam backing helps protect the bed from scratches.
    MSRP - $450
     
  • Tonneau Cover - Hard Folding - Quad-Fold
    Tonneau Cover - Hard Folding - Quad-Fold
    These Hard Folding Quad-Fold Tonneau Covers provide quick-and-easy access to the cargo area of your Sierra HD while providing protection for items in the pickup bed. Available with an optional Personal Caddy® Cargo Management System that provides integrated clean, dry, and lockable storage of small...
    MSRP - $1,079 to $1,639
     
  • Hitch-Mounted Bicycle Carrier
    Hitch-Mounted Bicycle Carrier
    Transport up to four bikes with a Hitch-Mounted Bicycle Carrier. Conveniently fits into your vehicle’s trailer hitch. Carrier tilts away from vehicle for access to rear cargo area. Non-GM warranty. Warranty by Thule®. For more information, call 1-800-238-2388.
    MSRP - $250 to $270
     
  • Hitch-Mounted Ski Carrier
    Hitch-Mounted Ski Carrier
    Transport your snowboards or skis on the back of your vehicle by attaching the Hitch-Mounted Ski Carrier to your existing hitch bike carrier (sold separately). Non-GM warranty. Warranty by Thule®. For more information, call 1-800-238-2388.
    MSRP - $249
     
  • Front Console Insert
    Front Console Insert
    This Front Center Console Stowage Bag allows you to safely store small items like a cellphone, CDs, DVDs and more while you travel.
    MSRP - $35
     
  • Front Floor Console Organizer
    Front Floor Console Organizer
    Make better use of the front center console storage bin with this removable Front Floor Console Organizer. Designed for an exact fit, this organizer transforms the tall bin into a two-tiered storage compartment. Larger items can be stored below the organizer, while smaller items, such as CDs, DVDs,...
    MSRP - $50
     
  • Under Seat Storage
    Under Seat Storage
    Contain, organize and conceal items under the rear seat of your vehicle with this durable molded plastic Underseat Storage Box.
    MSRP - $200
     
  • Ladder Rack
    Ladder Rack
    Engineered to deliver tough load support, these Rack Systems and Ladder Racks by TracRac®, a division of Thule®, are designed for trade professionals. These truck rack accessories are quiet, have a low profile to fit to the truck cab and are made from heavy-duty steel. Non-GM warranty. Warranty by T...
    MSRP - $319 to $979
     
  • Audio
    Audio
    This Kicker® Powered Subwoofer and Amp audio system duplicates the musical accuracy of live concert experiences, minus the crowds. It adds big-bass subwoofer punch in a small space, along with high-efficiency, low power-draw amplifiers and a unique sound signature from multi-channel amps with Digita...
    MSRP - $659 to $1,059
     
  • Remote Start
    Remote Start
    By pressing a button on the key fob, the Remote Start system starts your parked vehicle. Great for pre-warming or pre-cooling your vehicle. Seamlessly integrated with your vehicle's anti-theft and remote keyless entry systems. Not compatible with OnStar RemoteLink system.
    MSRP - $275
     
  • Wireless Network Interface
    Wireless Network Interface
    The new GMC Mobile Wi-Fi Connectivity turns your all-new Sierra into a complete mobile hotspot, so everyone can stay entertained and keep in touch. It allows for a 3G connection to any wireless device providing access to Facebook, YouTube and more. Plus, Parental Controls let parents assign rules t...
    MSRP - $535
     
  • Assist Steps
    Assist Steps
    Stylish Assist Steps with textured step pads make it easier to get in and out of your Sierra. Available in 4-inch round or 6-inch rectangular, with either chrome or black powder coat finish. Both finishes add great style and excellent corrosion protection.
    MSRP - $600 to $700
     
  • Bodyside Molding Package
    Bodyside Molding Package
    Add accent styling and protection to your vehicle with this Bodyside Molding Package.
    MSRP - $200 to $250
     
  • Custom Graphics
    Custom Graphics
    Enhance the exterior appearance of your Sierra with premium Decals. Available "4x4", "Z71" or "Z71 4x4".
    MSRP - $80
     
  • Decal/Stripe Package
    Decal/Stripe Package
    Enhance the exterior appearance of your Sierra with premium Decals. Available "4x4", "Z71" or "Z71 4x4".
    MSRP - $80
     
  • Door Handles
    Door Handles
    Attractive Chrome Door Handles replace the production door handles to give your vehicle a stylish and personalized look.
    MSRP - $145
     
  • Fender Flares
    Fender Flares
    Help prevent or reduce damage from flying debris with these Fender Flares from EGR. They're manufactured from strong, durable UV-protected paintable plastic and are available in Bolt-On Look, in Black. Non-GM warranty. Warranty by EGR. Call 1-800-757-7075 for details.
    MSRP - $399 to $650
     
  • Fuel Door
    Fuel Door
    Add some extra personality to your all-new Sierra with this great-looking Chrome Fuel Door.
    MSRP - $155
     
  • Grille
    Grille
    Enhance the front end of your vehicle with this accessory Grille, specifically designed and engineered for your vehicle. Available with body color surround and inserts.
    MSRP - $575
     
  • Molded Hood Protector
    Molded Hood Protector
    This custom-designed Molded Hood Protector deflects road debris and insects while helping to shield the hood of your Sierra. It provides a precise fit by following the contour of the hood.
    MSRP - $89 to $159
     
  • Reflective Triangle
    Reflective Triangle
    The GM Accessories Disabled Vehicle Reflective Warning Triangle allows you to signal caution to other drivers during unexpected roadside stops or other emergency events. The reflective triangle folds up into a convenient plastic wrap that houses the triangle when not in use . Be prepared for unexpe...
    MSRP - $15
     
  • Side Window Weather Deflector
    Side Window Weather Deflector
    These custom-molded Side Window Weather Deflectors let fresh air in while keeping rain, sleet and snow out. Plus, they help reduce wind noise and sunlight glare. Available in Smoke.
    MSRP - $95
     
  • Splash Guards - Front Flat
    Splash Guards - Front Flat
    Help protect your vehicle from tire splash and mud with these Front Flat Splash Guards that fit directly behind your front wheels.
    MSRP - $30
     
  • Splash Guards - Front Molded
    Splash Guards - Front Molded
    Designed to accent the exterior of your vehicle, these Front Molded Splash Guards fit directly behind your front wheels to help protect your truck from tire splash and mud.
    MSRP - $50 to $115
     
  • Splash Guards - Rear Flat
    Splash Guards - Rear Flat
    Help protect your Sierra from tire splash and mud with these Rear Flat Splash Guards that fit directly behind your rear wheels.
    MSRP - $25 to $30
     
  • Splash Guards - Rear Molded
    Splash Guards - Rear Molded
    Designed to accent the exterior of your vehicle, these Rear Molded Splash Guards fit directly behind your rear wheels to help protect your truck from tire splash and mud.
    MSRP - $50 to $115
     
  • Tow Hooks
    Tow Hooks
    Add functionality and enhance the appearance of your vehicle with Recovery Hooks. These front hooks are for vehicle recovery only. To avoid the risk of injury, never use recovery hooks to tow a vehicle.
    MSRP - $200
     
  • Wheel House Liner
    Wheel House Liner
    The Wheel House Liner helps protect the rear wheel house of your truck from damage caused by rocks, dirt, salt, road debris, and weather elements. NOTE: Not for use on Dually models.
    MSRP - $120
     
  • Door Sill Plates
    Door Sill Plates
    Enhance the appearance of your front door sills with these custom Door Sill Plates. They are available in Black and feature the GMC logo.
    MSRP - $125
     
  • Floor Mats - Front Molded Carpet
    Floor Mats - Front Molded Carpet
    Enhance the appearance of your front and rear doors sills with these custom Door Sill Plates. They are available in Black and feature the GMC logo on the front set.
    MSRP - $100
     
  • Floor Mats - Front Premium All Weather
    Floor Mats - Front Premium All Weather
    Front Premium All-Weather Floor Mats are designed to conform to the front floor of your Sierra. Their custom, deep-ribbed pattern collects rain, mud, snow and other debris for easy cleaning.
    MSRP - $80 to $90
     
  • Floor Mats - Front Vinyl Replacement
    Floor Mats - Front Vinyl Replacement
    These Front Vinyl Replacement Floor Mats duplicate your vehicle's original production floor mats exactly.
    MSRP - $65
     
  • Floor Mats - Rear Carpet Replacements
    Floor Mats - Rear Carpet Replacements
    These Carpet Replacement Floor Mats for the rear seat of your vehicle duplicate your original production floor mats exactly.
    MSRP - $80
     
  • Floor Mats - Rear Premium All Weather
    Floor Mats - Rear Premium All Weather
    This one-piece Rear Premium All Weather Floor Mat for the second row of your Sierra HD features a custom deep-ribbed pattern to help collect water, mud, snow and debris. Nibs on the back of the Floor Mat help hold it in place and conform to the interior. Available in Black and Cocoa. There are multi...
    MSRP - $70 to $80
     
  • Floor Mats - Rear Vinyl Replacement
    Floor Mats - Rear Vinyl Replacement
    These Vinyl Replacement Floor Mats provide an exact fit to the rear floor of your vehicle to provide excellent protection.
    MSRP - $50
     
  • Interior Trim Kit
    Interior Trim Kit
    Precisely crafted and meticulous in detail, this luxury trim selection distinctively defines the interior of your Sierra HD.
    MSRP - $250
     
  • Smoker's Package
    Smoker's Package
    Convenient for those who choose to smoke in their vehicle. This Smoker's Package fits perfectly into the standard cup holder and is easy to remove.
    MSRP - $25 to $55
     
  • Sunshade Package
    Sunshade Package
    This windshield Sunshade Package will not only help keep the interior of your Sierra cooler on hot sunny days, it will also help protect your dashboard from harmful UV rays. Folds up and fits neatly in the storage bag provided. Sunshade and bag both feature the GMC logo.
    MSRP - $100
     
  • Exhaust Tip
    Exhaust Tip
    This dual-walled, highly polished Exhaust Tip adds a sporty appearance to your all-new Sierra. It features Bright Chrome and is offered in an angled cut.
    MSRP - $105
     
  • First Aid Kit
    First Aid Kit
    Be ready for minor medical emergencies with this popular First Aid Kit that is small, compact, and filled with a wide range of first aid items.
    MSRP - $25
     
  • Roadside Assistance Package
    Roadside Assistance Package
    The GM Accessories Roadside Emergency Kit in a Roll-Up Bag contains 12 inch and 24 inch bungee cords, cotton gloves, a cotton rag, flashlight, fuse kit, multi-bit screwdriver, PVC insulating tape, rain poncho, slip joint pliers, and a tire pressure gauge. Kit components are packaged in a convenient ...
    MSRP - $55
     
  • Wheel Lock Kit
    Wheel Lock Kit
    Help deter wheel thieves from your Sierra with this Wheel Lock Kit, featuring a unique key.
    MSRP - $40 to $50
     
  • Fifth Wheel Hitch Package
    Fifth Wheel Hitch Package
    CURT® has a full line of fifth-wheel products for your customers, including roller and hitches in 20K and 24K capacities. Non-GM warranty. For warranty details, call CURT® Manufacturing at 877-287-8634.
    MSRP - $1,079 to $1,539
     
  • Gooseneck Hitch Package
    Gooseneck Hitch Package
    CURT® Under Bed EZr Goosenecks feature double-lock secuirty along with an attractive, chrome-plated trim ring, rubber trim piece and cover. Base rails can be used with all CURT® and competitive fifth wheels and rollers. Non-GM warranty. For warranty details, call CURT® Manufacturing at 877-287-8...
    MSRP - $149 to $499
     
  • Hitch Ball Assembly
    Hitch Ball Assembly
    This standard size Hitch Ball Assembly comes complete with a chrome finish tow ball, washer, and retaining nut. Designed to fit your vehicle's hitch or ball mount assembly (sold separately).
    MSRP - $20 to $25
     
  • Hitch Ball Mount Assembly
    Hitch Ball Mount Assembly
    Putting this standard-size Hitch Ball-Mount Assembly on and taking it off your Sierra is easy with this package that includes a welded, tubular steel ball mount, a retainer pin, and a clip. The assembly is available in different height offsets to meet your towing needs. Standard Hitch Ball Assembli...
    MSRP - $30 to $40
     
  • Hitch Pin - Locking
    Hitch Pin - Locking
    Protect your trailering products with this Locking Hitch Pin. This heavy duty hitch pin securely locks a ball mount to your vehicle's 2" trailer hitch receiver. This hitch pin also reduces the rattle motion/noise that can occur between the ball mount and hitch receiver.
    MSRP - $40
     
  • Hitch Trailering Package
    Hitch Trailering Package
    This welded structural steel Hitch Trailering Package features a standard receiver to fit most ball mount assemblies for your towing needs.
    MSRP - $455
     
  • Trailer Wiring Adapter
    Trailer Wiring Adapter
    Utilize your trailer wiring harness to power a variety of trailers through these custom-designed Trailer Wiring Adapters.
    MSRP - $20 to $40