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GMC Sierra (2025–present)

Standard Pickup Trucks 4WDdieselevgas89.1 cu ft max
Pickup bedTailgateNo frunk
96
VE SCORE
Excellent Volumetric Efficiency for a standard pickup trucks 4wd — cargo volume × EPA MPGe, ranked against class peers.

Storage spaces

Long Bed (8'2")

secondary source
98.2" 22.4" Opening 71.4" 22.4"
Volume89.1 cu ft · 2524 L
Floor length98.2"
Floor width (min)71.4"
Height22.4"
Opening (W × H)71.4" × 22.4"

Source: truckreportgeeks.com — secondary source · community verification wanted

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Will it fit?

Computed from measured dimensions — community fit reports override the math.

Fits easily (139)

Mini-split AC set (2 boxes)Mini fridgeCountertop microwave55 in TV (boxed)65 in TV (boxed)75 in TV (boxed)85 in TV (boxed)40-gallon water heaterWindow air conditioner (boxed)20-gallon air compressor80 lb bag of concrete60 in alcove bathtub

Tight (6)

7 cu ft chest freezer6×8 wood fence panelGas pressure washer36 in bathroom vanity (boxed)Push lawn mower (handle folded)Kids 20 in bike

Won't fit (38)

DishwasherClothes dryerFull-size refrigerator30 in kitchen rangeWashing machine36 in base cabinet (boxed)12 ft deck boardSmall-block V8 engine (on pallet)24 ft extension ladder (retracted)Jobsite table saw with stand (folded)16 ft baseboard trim24 in two-stage snow blower

Fit reports from owners

No fit reports yet. Hauled something in a GMC Sierra? Tell everyone how it went.

Reviews

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Fuel economy (EPA)

TrimYearsFuelBest combined MPGeCityHighway
EV 20-module, 11kW 15-mode charger · 4WD · Automatic (A1)2026Electricity687561
EV 14-module, 11kW 15-mode charger · 4WD · Automatic (A1)2026Electricity677460
EV · 4WD · Automatic (A1)2025Electricity647059
EV 20-module, 19kW 15-mode charger · 4WD · Automatic (A1)2026Electricity646959
RearWD · Automatic 10-spd2025–2026Diesel262329
Sierra · RearWD · Automatic 10-spd2025–2026Diesel262329
4WD · Automatic 10-spd2025–2026Diesel242226
Sierra · 4WD · Automatic 10-spd2025–2026Diesel242226
Mud Terrain Tires · 4WD · Automatic 10-spd2025–2026Diesel232124
RearWD · Automatic 8-spd2025–2026Regular Gasoline201821
Sierra · RearWD · Automatic 8-spd2025–2026Regular Gasoline201821
AT4X · 4WD · Automatic 10-spd2025–2026Diesel191920

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