2020 GMC Sierra 1500 Accessories & Parts

Auto Parts & Accessories

2020 GMC Sierra 1500 Parts

2020 GMC Sierra 1500 Wheels & Tires

2020 GMC Sierra 1500 Exterior Accessories

2020 GMC Sierra 1500 Automotive Lighting

2020 GMC Sierra 1500 Body Parts

2020 GMC Sierra 1500 Interior Accessories

2020 GMC Sierra 1500 Audio & Electronics

2020 GMC Sierra 1500 Automotive Tools

All-new last year, the GMC Sierra 1500 receives a bunch of updates for 2020 in the form of new tech, the revised availability of powertrains and equipment, and an optional 3.0-liter turbodiesel. This adds even more choices to the already comprehensive list of trims and packages, allowing buyers to end up with the pickup truck that suits their needs perfectly well. With vast aftermarket support for this model, owners can have any 2020 GMC Sierra 1500 accessories and parts for further upgrades and customization. For 2019, the redesigned truck got new sheetmetal to differentiate from its Chevrolet Silverado sibling. The Sierra’s styling is more restrained than the expressive look of its stablemate, plus it offers some important utility features such as the MultiPro tailgate and a carbon-fiber bed which is now available on more versions. The boldest-looking model is the off-road-capable AT4 which received more blacked-out accessories this year.

Along with practicality, interior comfort is one of the 2020 Sierra’s best attributes. Soft-touch materials abound in the cabin, and there’s enough room for even the tallest passengers. Myriad 2020 GMC Sierra 1500 parts and accessories are available for owners to protect and personalize the interior. Tech-wise, the already well-equipped truck gains new trailering aids, to the joy of those who tow on a regular basis. This year’s Sierra 1500 gets the upgraded ProGrade Trailering system borrowed from the heavy-duty lineup. It uses 15 cameras, with the rear-mounted ones providing a “transparent trailer” view. Adaptive cruise control with a camera system can now be had on more trim levels.

Under the hood is where things get interesting. With other half-ton pickups getting diesel engines in recent years, GMC’s Sierra 1500 is somewhat late to the party. It’s only this year that it adds the promised turbodiesel as an option. The 3.0-liter Duramax unit will appeal to those who need better fuel efficiency and more torque for towing. It is also a unique offering because of its inline-six configuration as opposed to other trucks’ V6s, which means smoother performance and higher torque output. The new diesel is rated at 277 hp and 460 lb-ft of torque and can be paired with a 10-speed automatic transmission. For 2020, this gearbox can be mated to a 5.3-liter V8. It is now a standard powertrain combination on the AT4 and Denali, representing an upgrade from the previous 8-speed transmission.

Want to make your 2020 GMC Sierra 1500 one of a kind, keep it running at its peak, or turn it into a high-powered beast? Our vast selection of premium accessories and parts ticks all the boxes. Quality is at the heart of everything we do at CARiD, so whatever your project, our brand name products and qualified experts will ensure success. Class. Luxury. Durability. We have it all, and we're always here with everything you need to keep your 2020 GMC Sierra 1500 in tip top shape, inside and out.

2020 GMC Sierra 1500 Specifications

Model1500
SubmodelElevation, SLEElevation, SLE, SLT, AT4, DenaliBaseBase, SLE, SLT, Elevation, AT4, DenaliSLT, AT4, Denali
Body Type2-door Regular Cab
4-door Double Сab
4-door Crew Сab
Engine2.7L
L4 (Turbocharged)
3.0L
I6 Diesel
4.3 L
V6 Ecotec V-6 VVT DI
5.3L
V8 Ecotec3
6.2L
V8 Ecotec3
FuelGASDieselFlex FuelGAS / Flex Fuel
Transmission8-speed Automatic10-speed Automatic8-speed Automatic8-speed Automatic10-speed Automatic
DrivetrainRWD / 4WD
Power HP310 hp @ 5600 rpm277 hp @ 3750 rpm285 hp @ 5300 rpm355 hp @ 5600 rpm420 hp @ 5600 rpm
Torque (lb-ft / Nm)348 lb-ft @ 1500 rpm / 472 Nm460 lb-ft @ 1500 rpm / 624 Nm305 lb-ft @ 3900 rpm / 414 Nm383 lb-ft @ 4100 rpm / 519 Nm460 lb-ft @ 4100 rpm / 624 Nm
Top Speed100 mph
Weight4500 - 5000 lbs
GVWR6800 lbs
Payload CapacityRegular Cab: 2060 – 2240 lbs
Double Сab: 2020 – 2160 lbs
Crew Сab: 1950 – 2140 lbs
Towing/TraileringRegular Cab: 7700 – 10000 lbs
Double Сab: 6600 – 12200 lbs
Crew Сab: 6500 – 12100 lbs
Cargo Volume62.9 cu. ft.
Front Legroom44.53 in
Back Legroom43.40 in
WheelbaseRegular Cab - 139.6 in
Double Сab - 147.4 in (6'6" box)
Crew Сab -147.4 in (5'75" box), 157 in (6'6" box)
Width81.2 in
LengthRegular Cab - 229.6 in
Double Сab - 231 in (6'6" box)
Crew Сab - 231.7 in (5'75" box), 241.2 in (6'6" box)
Height75.5 in
Bed LengthRegular Cab - Long Box 98.2 in
Double Cab - Standard Box 79.2 in
Crew Cab - SB 69.0 in, LB 79.2 in
Tire SizeP275/55R20, P255/70R17, P265/65R18
Wheel Bolt Pattern6x139.7
SuspensionFront - Independent
Rear - 2-Stage Multi-Leaf
Brake4-wheel antilock disc brakes with DuraLife rotors
SeatsRegular Cab - 2
Double Сab - 5 (6)
Crew Cab - 5 (6)
MPG (Combined)N/AN/A21 combi20 mpg18 mpg
Tank Capacity24 gal
WarrantyBasic:
3 Years/36,000 Miles
Drivetrain:
5 Years/60,000 Miles
Corrosion:
3 Years/36,000 Miles
Roadside Assistance:
5 Years/60,000 Miles
Maintenance:
1 Year/1 Visit
Safety RatingNHTSA 5 Stars Overall Rating

2020 GMC Sierra 1500 Accessories Reviews

26 reviews
Paid extra for the emblem and it was absolutely the right call. The embroidery is well done and truly adds a nice touch. Hope there won’t be any fading or issues with the mats anytime soon.
Posted by Rob / August 01, 20232020 Dodge Challenger
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