What is the tire size for a 2021 GMC Sierra 1500?

Depends on trim: 1500: P245/70R17, Crew Cab Short Box 2-Wheel Drive: 255/70R17, Crew Cab Short Box 2-Wheel Drive Denali: 275/60R20, Crew Cab Short Box 2-Wheel Drive Elevation: 275/60R20, Crew Cab Short Box 2-Wheel Drive SLE: 255/70R17, Crew Cab Short Box 2-Wheel Drive SLT: 265/65R18, Crew Cab Short Box 4-Wheel Drive: 255/70R17, Crew Cab Short Box 4-Wheel Drive AT4: 265/65R18, Crew Cab Short Box 4-Wheel Drive Denali: 275/60R20, Crew Cab Short Box 4-Wheel Drive Elevation 3SB: 275/60R20, Crew Cab Short Box 4-Wheel Drive Elevation 3VL: 275/60R20, Crew Cab Short Box 4-Wheel Drive SLE: 255/70R17, Crew Cab Short Box 4-Wheel Drive SLT: 265/65R18, Crew Cab Standard Box 4-Wheel Drive: 255/70R17, Crew Cab Standard Box 4-Wheel Drive AT4: 265/65R18, Crew Cab Standard Box 4-Wheel Drive Denali: 275/60R20, Crew Cab Standard Box 4-Wheel Drive Elevation: 275/60R20, Crew Cab Standard Box 4-Wheel Drive SLE: 255/70R17, Crew Cab Standard Box 4-Wheel Drive SLT: 265/65R18, Double Cab Standard Box 2-Wheel Drive: 255/70R17, Double Cab Standard Box 2-Wheel Drive Elevation: 275/60R20, Double Cab Standard Box 2-Wheel Drive SLE: 255/70R17, Double Cab Standard Box 4-Wheel Drive: 255/70R17, Double Cab Standard Box 4-Wheel Drive Elevation 3SB: 275/60R20, Double Cab Standard Box 4-Wheel Drive Elevation 3VL: 275/60R20, Double Cab Standard Box 4-Wheel Drive SLE: 255/70R17, Regular Cab Long Box 2-Wheel Drive: 255/70R17, Regular Cab Long Box 4-Wheel Drive: 255/70R17

How much horsepower does a 2021 GMC Sierra 1500 have?

195 to 355 hp depending on trim

2021 GMC Sierra 1500 Specifications

Compare all 28 trims side by side

View 163 for sale

Specification	1500	Crew Cab Short Box 2-Wheel Drive	Crew Cab Short Box 2-Wheel Drive Denali	Crew Cab Short Box 2-Wheel Drive Elevation	Crew Cab Short Box 2-Wheel Drive SLE	Crew Cab Short Box 2-Wheel Drive SLT	Crew Cab Short Box 4-Wheel Drive	Crew Cab Short Box 4-Wheel Drive AT4	Crew Cab Short Box 4-Wheel Drive Denali	Crew Cab Short Box 4-Wheel Drive Elevation 3SB	Crew Cab Short Box 4-Wheel Drive Elevation 3VL	Crew Cab Short Box 4-Wheel Drive SLE	Crew Cab Short Box 4-Wheel Drive SLT	Crew Cab Standard Box 4-Wheel Drive	Crew Cab Standard Box 4-Wheel Drive AT4	Crew Cab Standard Box 4-Wheel Drive Denali	Crew Cab Standard Box 4-Wheel Drive Elevation	Crew Cab Standard Box 4-Wheel Drive SLE	Crew Cab Standard Box 4-Wheel Drive SLT	Double Cab Standard Box 2-Wheel Drive	Double Cab Standard Box 2-Wheel Drive Elevation	Double Cab Standard Box 2-Wheel Drive SLE	Double Cab Standard Box 4-Wheel Drive	Double Cab Standard Box 4-Wheel Drive Elevation 3SB	Double Cab Standard Box 4-Wheel Drive Elevation 3VL	Double Cab Standard Box 4-Wheel Drive SLE	Regular Cab Long Box 2-Wheel Drive	Regular Cab Long Box 4-Wheel Drive
Engine
Horsepower	195 hp	285 hp	355 hp	310 hp	310 hp	355 hp	285 hp	355 hp	355 hp	310 hp	310 hp	310 hp	355 hp	285 hp	277 hp	355 hp	310 hp	310 hp	355 hp	285 hp	310 hp	310 hp	285 hp	310 hp	310 hp	310 hp	285 hp	285 hp
Torque	260 lb-ft	305 lb-ft	383 lb-ft	348 lb-ft	348 lb-ft	383 lb-ft	305 lb-ft	383 lb-ft	383 lb-ft	348 lb-ft	348 lb-ft	348 lb-ft	383 lb-ft	305 lb-ft	460 lb-ft	383 lb-ft	348 lb-ft	348 lb-ft	383 lb-ft	305 lb-ft	348 lb-ft	348 lb-ft	305 lb-ft	348 lb-ft	348 lb-ft	348 lb-ft	305 lb-ft	305 lb-ft
Displacement	4.3L	4.3L	5.3L	2.7L	2.7L	5.3L	4.3L	5.3L	5.3L	2.7L	2.7L	2.7L	5.3L	4.3L	3.0L	5.3L	2.7L	2.7L	5.3L	4.3L	2.7L	2.7L	4.3L	2.7L	2.7L	2.7L	4.3L	4.3L
Cylinders	6	6	8	4	4	8	6	8	8	4	4	4	8	6	6	8	4	4	8	6	4	4	6	4	4	4	6	6
Engine Type	Gas V6	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Diesel	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas	Gas
Transmission	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd	Automatic 4-spd
Drivetrain	Rear-Wheel Drive	Rear Wheel Drive	Rear Wheel Drive	Rear Wheel Drive	Rear Wheel Drive	Rear Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Rear Wheel Drive	Rear Wheel Drive	Rear Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Four Wheel Drive	Rear Wheel Drive	Four Wheel Drive
Fuel Type	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Diesel	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline	Regular Gasoline
Performance
Fuel Tank	98.4L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	90.8L	106.0L	106.0L
Curb Weight	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs	4694 lbs
Towing	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs	4600 lbs
Dimensions
Length	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	6128 mm	6128 mm	6128 mm	6128 mm	6128 mm	6128 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5886 mm	5832 mm	5832 mm
Width	2032 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2063 mm	2061 mm	2061 mm
Height	1869 mm	1917 mm	1917 mm	1917 mm	1917 mm	1917 mm	1918 mm	1990 mm	1918 mm	1918 mm	1918 mm	1918 mm	1918 mm	1915 mm	1987 mm	1915 mm	1915 mm	1915 mm	1915 mm	1921 mm	1921 mm	1921 mm	1921 mm	1921 mm	1921 mm	1921 mm	1920 mm	1921 mm
Wheelbase	3023 mm	3745 mm	3745 mm	3745 mm	3745 mm	3745 mm	3745 mm	3747 mm	3745 mm	3745 mm	3745 mm	3745 mm	3745 mm	3987 mm	3989 mm	3987 mm	3987 mm	3987 mm	3987 mm	3745 mm	3745 mm	3745 mm	3745 mm	3745 mm	3745 mm	3745 mm	3545 mm	3545 mm
Seats	3	6	5	6	6	6	6	5	5	6	6	6	6	6	5	5	6	6	6	6	6	6	6	6	6	6	3	3
Body	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup	Pickup
Tires & Wheels
Front Tires	P245/70R17	255/70R17	275/60R20	275/60R20	255/70R17	265/65R18	255/70R17	265/65R18	275/60R20	275/60R20	275/60R20	255/70R17	265/65R18	255/70R17	265/65R18	275/60R20	275/60R20	255/70R17	265/65R18	255/70R17	275/60R20	255/70R17	255/70R17	275/60R20	275/60R20	255/70R17	255/70R17	255/70R17
Rear Tires	P245/70R17	255/70R17	275/60R20	275/60R20	255/70R17	265/65R18	255/70R17	265/65R18	275/60R20	275/60R20	275/60R20	255/70R17	265/65R18	255/70R17	265/65R18	275/60R20	275/60R20	255/70R17	265/65R18	255/70R17	275/60R20	255/70R17	255/70R17	275/60R20	275/60R20	255/70R17	255/70R17	255/70R17
Wheel Size	17"	17"	20"	20"	17"	18"	17"	18"	20"	20"	20"	17"	18"	17"	18"	20"	20"	17"	18"	17"	20"	17"	17"	20"	20"	17"	17"	17"
Brakes & Suspension
Front Suspension	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent	Independent
Rear Suspension	2-stage multi-leaf	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle	Solid Axle
Fluids & Maintenance
Oil Type	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30	5W-30
Oil Capacity	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L	5.7L
Electric / Hybrid

2021 Sierra 1500 Maintenance Guide All Sierra 1500 Years Sierra 1500 for Sale