GMC Sierra HD Crew Cab Long Box (2018–present)

The GMC Sierra HD Crew Cab Long Box was offered with 12 engine versions (6 gasoline, 6 diesel), from 360 to 445 hp, built 2018–present.

GMC Sierra HD (illustrative photo) Enlarge
Production years2018–present
Body stylePickup
Doors5
Length258.4 in (6,563 mm) – 250.4 in (6,359 mm)
Width80.5 in (2,045 mm)
Height78.0 in (1,981 mm)
Fuel tank35.9 gal (136 l)

All GMC Sierra HD Crew Cab Long Box engines

EngineYearsFuelPowerTorque0–62 mphTop speedCombinedDrive
2500 6.0 V8 (360 hp) 4WD SRW Automatic2018–presentGasoline360 hp (265 kW)380 lb-ft (515 Nm)All-wheel drive (4x4)
2500 6.0 V8 (360 hp) SRW Automatic2018–presentGasoline360 hp (265 kW)380 lb-ft (515 Nm)Rear-wheel drive
2500 6.6 TD V8 (445 hp) 4WD SRW Automatic2018–presentDiesel445 hp (327 kW)910 lb-ft (1,234 Nm)All-wheel drive (4x4)
2500 6.6 TD V8 (445 hp) SRW Automatic2018–presentDiesel445 hp (327 kW)910 lb-ft (1,234 Nm)Rear-wheel drive
3500 6.0 V8 (360 hp) 4WD DRW Automatic2018–presentGasoline360 hp (265 kW)380 lb-ft (515 Nm)All-wheel drive (4x4)
3500 6.0 V8 (360 hp) 4WD SRW Automatic2018–presentGasoline360 hp (265 kW)380 lb-ft (515 Nm)All-wheel drive (4x4)
3500 6.0 V8 (360 hp) DRW Automatic2018–presentGasoline360 hp (265 kW)380 lb-ft (515 Nm)Rear-wheel drive
3500 6.0 V8 (360 hp) SRW Automatic2018–presentGasoline360 hp (265 kW)380 lb-ft (515 Nm)Rear-wheel drive
3500 6.6 TD V8 (445 hp) 4WD DRW Automatic2018–presentDiesel445 hp (327 kW)910 lb-ft (1,234 Nm)All-wheel drive (4x4)
3500 6.6 TD V8 (445 hp) 4WD SRW Automatic2018–presentDiesel445 hp (327 kW)910 lb-ft (1,234 Nm)All-wheel drive (4x4)
3500 6.6 TD V8 (445 hp) DRW Automatic2018–presentDiesel445 hp (327 kW)910 lb-ft (1,234 Nm)Rear-wheel drive
3500 6.6 TD V8 (445 hp) SRW Automatic2018–presentDiesel445 hp (327 kW)910 lb-ft (1,234 Nm)Rear-wheel drive

Figures are the manufacturer's, mostly for the European versions, and can vary with equipment. Fuel economy is converted from the European test (l/100 km) to US mpg, so it reads higher than an EPA rating. Engines with a link have their own spec sheet.

Other GMC Sierra HD generations

Decode the VIN

We send the VIN to carVertical (our partner). The full history report is paid.

carVertical report illustration with a damaged car
carVertical discount via DecodeThatVIN

Extra −20% on the history report

Without the discount $19.99$15.99/ report

in the 3-report package · $47.98 total

Get the discount

The discount applies automatically through the DecodeThatVIN link. Prices checked on October 30, 2026; the final price is shown on carVertical.