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2020 GMC Sierra 1500 dimensions: length, width, height, weight, cargo

Length

229.6in long

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229.6 in long139.6 in wheelbase75.4 intall81.2 inwith mirrors
To scale. Dashed: median of 13 trucks (2020).

Dimensions by trim

2020 GMC Sierra 1500: outside dimensions by trim
TrimLengthWidthWith mirrorsHeightWheelbaseGround clearanceTurning circle
Base LB RWD, Base LB 4WD229.6 in81.1 in81.2 in75.4 in139.6 in8.1 in49.5 ft
2WD Reg Cab 140"229.6 in81.2 in81.2 in75.6 in139.6 in8.1 in44.7 ft
Double Cab RWD, SLE Double Cab RWD, Elevation Double Cab RWD, SLT Double Cab RWD231.8 in81.2 in81.2 in75.6 in147.4 in7.9 in to 8.1 in46.3 ft
4WD Reg Cab 140"229.6 in81.2 in81.2 in75.6 in139.6 in8.1 in to 8.3 in44.7 ft
Crew Cab RWD, SLE Crew Cab RWD, Elevation Crew Cab RWD, SLT Crew Cab RWD, Denali Crew Cab RWD231.7 in81.2 in81.2 in75.5 in147.4 in7.9 in to 8.1 in46.3 ft
Crew Cab LB RWD241.3 in81.2 in81.2 in75.4 in157.0 in7.8 in49.5 ft
Double Cab 4WD, SLE Double Cab 4WD, Elevation Double Cab 4WD, SLT Double Cab 4WD231.8 in81.2 in81.2 in75.6 in147.4 in8.1 in46.3 ft
Crew Cab 4WD, SLE Crew Cab 4WD, Elevation Crew Cab 4WD, SLT Crew Cab 4WD, Denali Crew Cab 4WD231.7 in81.2 in81.2 in75.5 in147.4 in8.1 in46.3 ft
Crew Cab LB 4WD, SLE Crew Cab LB 4WD, Elevation Crew Cab LB 4WD, SLT Crew Cab LB 4WD, Denali Crew Cab LB 4WD241.3 in81.2 in81.2 in75.4 in157.0 in8.0 in49.5 ft
SLE Crew Cab LB RWD, Elevation Crew Cab LB RWD, SLT Crew Cab LB RWD, Denali Crew Cab LB RWD241.3 in81.2 in81.2 in75.4 in157.0 in7.8 in to 8.1 in49.5 ft
AT4 Double Cab 4WD231.8 in81.2 in81.2 in75.6 in147.4 in8.1 in to 10.9 in46.3 ft
AT4 Crew Cab 4WD231.7 in81.2 in81.2 in75.5 in147.4 in8.1 in to 10.9 in46.3 ft
AT4 Crew Cab LB 4WD241.3 in81.2 in81.2 in75.4 in157.0 in8.0 in to 10.1 in49.5 ft
2020 GMC Sierra 1500: weight by trim
TrimCurb weightGVWRPayload
Base LB RWD, Base LB 4WDN/AN/AN/A
2WD Reg Cab 140"4,520 lb6,800 lb2,240 lb to 2,431 lb
Double Cab RWD, SLE Double Cab RWD, Elevation Double Cab RWD, SLT Double Cab RWD4,618 lb6,800 lb2,182 lb
4WD Reg Cab 140"4,582 lb6,900 lb2,318 lb
Crew Cab RWD, SLE Crew Cab RWD, Elevation Crew Cab RWD4,622 lb6,800 lb2,178 lb
Crew Cab LB RWD4,694 lb6,800 lb1,950 lb to 2,106 lb
Double Cab 4WD4,888 lb7,000 lb2,020 lb to 2,165 lb
Crew Cab 4WD4,888 lb7,000 lb2,010 lb to 2,165 lb
Crew Cab LB 4WD4,887 lb7,000 lb2,113 lb
SLE Crew Cab LB RWD, Elevation Crew Cab LB RWD4,694 lb6,800 lb2,106 lb
SLE Double Cab 4WD4,920 lb7,000 lb2,060 lb to 2,165 lb
SLE Crew Cab 4WD, Elevation Crew Cab 4WD4,920 lb7,000 lb2,030 lb to 2,165 lb
Elevation Double Cab 4WD4,920 lb7,000 lb2,040 lb to 2,165 lb
SLE Crew Cab LB 4WD, Elevation Crew Cab LB 4WD4,970 lb7,000 lb1,990 lb to 2,113 lb
SLT Crew Cab RWD, Denali Crew Cab RWD4,622 lb6,900 lb2,278 lb
SLT Crew Cab LB RWD, Denali Crew Cab LB RWD4,694 lb6,900 lb2,206 lb
SLT Double Cab 4WD4,835 lb7,000 lb1,940 lb to 2,165 lb
SLT Crew Cab 4WD, Denali Crew Cab 4WD4,835 lb7,100 lb2,030 lb to 2,265 lb
SLT Crew Cab LB 4WD, Denali Crew Cab LB 4WD4,887 lb7,100 lb1,970 lb to 2,213 lb
AT4 Double Cab 4WD4,835 lb6,900 lb1,940 lb to 2,065 lb
AT4 Crew Cab 4WD4,835 lb7,000 lb2,030 lb to 2,165 lb
AT4 Crew Cab LB 4WD4,887 lb7,000 lb1,970 lb to 2,113 lb
2020 GMC Sierra 1500: cargo and room by trim
TrimCargo, maxFront legroomRear legroomFront headroomRear headroom
Base LB RWD, Base LB 4WDN/A44.5 in43.4 in43.0 in40.1 in
2WD Reg Cab 140", 4WD Reg Cab 140"N/A44.5 in43.4 in43.1 in40.1 in
Double Cab RWD, SLE Double Cab RWD, Elevation Double Cab RWD, SLT Double Cab RWD71.7 cu ft44.5 in35.2 in43.0 in39.9 in
Crew Cab RWD, Crew Cab LB RWD, Crew Cab 4WD, Crew Cab LB 4WD, SLE Crew Cab RWD, SLE Crew Cab LB RWD, Elevation Crew Cab RWD, Elevation Crew Cab LB RWD, SLE Crew Cab 4WD, SLE Crew Cab LB 4WD, Elevation Crew Cab 4WD, Elevation Crew Cab LB 4WD, SLT Crew Cab RWD, SLT Crew Cab LB RWD, SLT Crew Cab 4WD, SLT Crew Cab LB 4WD, AT4 Crew Cab 4WD, AT4 Crew Cab LB 4WD, Denali Crew Cab RWD, Denali Crew Cab LB RWD, Denali Crew Cab 4WD, Denali Crew Cab LB 4WDN/A44.5 in43.4 in43.0 in40.1 in
Double Cab 4WD, SLE Double Cab 4WD, Elevation Double Cab 4WD, SLT Double Cab 4WD, AT4 Double Cab 4WD71.7 cu ft44.5 in35.2 in43.0 in39.9 in

Weight

Base LB RWD: curb weight not listed.

Garage fit

2020 GMC Sierra 1500 in standard garages, centred
GarageFitsSpare lengthEach side
Single, 12 x 22 ftYes34.4 in31.5 in
Single, 14 x 24 ftYes58.4 in43.5 in
Double, 20 x 20 ftYes10.4 in79.5 in
Double, 24 x 24 ftYes58.4 in103.5 in
2020 GMC Sierra 1500 through a garage door
DoorFitsSpare widthAbove roof
8 ft wide, 7 ft tallYes14.8 in8.6 in
9 ft wide, 7 ft tallYes26.8 in8.6 in

Door width check uses the mirrors: 81.2 in.

Your garage

Second car

Garage 12 x 22 ft. Door 9 x 7 ft.

  • Yes. 34.4 in spare length. 31.5 in each side.
  • Door: 26.8 in spare width. 8.6 in above the roof.

Size class

Full-size truck.

Longer than 83% of 13 trucks (2020).

Median of 13 trucks (2020): 217.1 in long.

Bigger and smaller rivals

2020 GMC Sierra 1500 and rivals by length
ModelLengthvs Sierra 1500
RAM 1500232.9 in+3.3 in
Ford F-150231.9 in+2.3 in
GMC Sierra 1500229.6 in-
Chevrolet Silverado 1500229.5 inabout the same
Jeep Gladiator218.0 in-11.6 in
GMC Canyon212.4 in-17.2 in
Toyota Tacoma212.3 in-17.3 in

Legroom and headroom

Base LB RWD.

Front legroom
44.5 inMore than 83% of 13 trucks (2020).
Rear legroom
43.4 inMore than 75% of 13 trucks (2020).
Front headroom
43.0 inMore than 92% of 13 trucks (2020).
Rear headroom
40.1 inMore than 75% of 13 trucks (2020).

Tall drivers: front legroom and headroom in the top 25% of trucks.

What this cannot tell you

Outline is a body-style template scaled to these numbers.

Garage fit ignores shelves, steps and open doors.

How values are checked