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2020 GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed 6.6 Duramax TD V8 (445 Hp) DRW Automatic

2020 GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed - Photo 1
GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed - Photo 2

Key specs

GMC Sierra 3500HD Pick-up 2020, 2021, 2022, 2023

What is the body type, GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed?Pick-up, 4 Doors, 5 Seats
How much power, GMC Sierra 3500HD Pick-up 2020 6.6 Duramax TD V8 (445 Hp) DRW Automatic?445 Hp, 1234 Nm
910.15 lb.-ft.
What is the engine size, GMC Sierra 3500HD Pick-up 2020 6.6 Duramax TD V8 (445 Hp) DRW Automatic?6.6 l
6604 cm3
403 cu. in.
How many cylinders, 2020 GMC 6.6 Duramax TD V8 (445 Hp) DRW Automatic?8, V-engine
What is the drivetrain, GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed Pick-up 2020 6.6 Duramax TD V8 (445 Hp) DRW Automatic?Rear wheel drive. Internal Combustion engine. The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
How long is this vehicle, 2020 GMC Sierra 3500HD Pick-up?6759 mm
266.1 in.
How wide is the vehicle, 2020 GMC Sierra 3500HD Pick-up?2457 mm
96.73 in.
What is the curb weight, 2020 GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed 6.6 Duramax TD V8 (445 Hp) DRW Automatic?3661 kg
8071.12 lbs.
What is the gross weight, 2020 GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed 6.6 Duramax TD V8 (445 Hp) DRW Automatic?6350 kg
13999.35 lbs.
How many gears, What type is the gearbox, 2020 GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed 6.6 Duramax TD V8 (445 Hp) DRW Automatic?10, automatic transmission Allison

GMC Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed 6.6 Duramax TD V8 (445 Hp) DRW Automatic 2020, 2021, 2022, 2023 Specs

General information
BrandGMC
Model Sierra 3500HD
Generation Sierra 3500HD V (GMTT1XX) Crew Cab Long Bed
Modification (Engine) 6.6 Duramax TD V8 (445 Hp) DRW Automatic
Start of production 2020 year
End of production 2023 year
Powertrain Architecture Internal Combustion engine
Body typePick-up
Seats 5
Doors 4
Performance specs
Fuel Type Diesel
Weight-to-power ratio 8.2 kg/Hp, 121.6 Hp/tonne
Weight-to-torque ratio 3 kg/Nm, 337.1 Nm/tonne
Engine specs
Power 445 Hp @ 2800 rpm.
Power per litre 67.4 Hp/l
Torque 1234 Nm @ 1600 rpm. 910.15 lb.-ft. @ 1600 rpm.
Engine layout Front, Longitudinal
Engine Model/Code Duramax L5P
Engine displacement 6604 cm3 403 cu. in.
Number of cylinders 8
Engine configuration V-engine
Cylinder Bore 103 mm 4.06 in.
Piston Stroke 99 mm 3.9 in.
Compression ratio 16:1
Number of valves per cylinder 4
Fuel injection system Diesel Commonrail
Engine aspiration Turbocharger, Intercooler
Valvetrain OHV
Engine oil capacity 9.5 l 10.04 US qt | 8.36 UK qt
Engine oil specification Log in to see.Log in to see.
Coolant 29.1 l 30.75 US qt | 25.6 UK qt
Engine systemsParticulate filter
Space, Volume and weights
Kerb Weight 3661 kg 8071.12 lbs.
Max. weight 6350 kg 13999.35 lbs.
Max load 2689 kg 5928.23 lbs.
Fuel tank capacity 136 l 35.93 US gal | 29.92 UK gal
Permitted trailer load with brakes (12%) 9072 kg 20000.34 lbs.
Dimensions
Length 6759 mm 266.1 in.
Width including mirrors 2457 mm 96.73 in.
Height 2033 mm 80.04 in.
Wheelbase 4369 mm 172.01 in.
Front track 1731 mm 68.15 in.
Rear (Back) track 1905 mm 75 in.
Ride height (ground clearance) 264 mm 10.39 in.
Drivetrain, brakes and suspension specs
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel Rear wheel drive
Number of gears and type of gearbox 10 gears, automatic transmission Allison
Front suspension Coil spring, Double wishbone, Transverse stabilizer
Rear suspension Rigid axle suspension, Leaf spring
Front brakesVentilated discs, 350x40 mm
Rear brakesVentilated discs, 355x40 mm
Assisting systemsABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size 235/80 R17; 265/70 R17; 245/75 R17; 265/70 R18; 265/60 R20
Wheel rims size7.5J x 17; 8J x 18; 8.5J x 20