GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic Technical specifications and fuel economy

GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic Technical information

GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic General information
Brand : GMC
Model : Sierra 2500HD
Generation : Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed
Engine / modification : 6.6 V8 (401 Hp) Automatic
Production start : 2023 year
Production end :
Coupe type : Pick-up
Powertrain Architecture : Internal Combustion engine
Num. of Doors : 4
Num. of seats : 5
GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic Fuel economy (consumption)
Fuel consumption / economy - urban :
Fuel consumption / economy - extra urban :
Fuel consumption / economy - combined :
Fuel Type : Petrol (Gasoline)
Fuel tank volume : 136 l | 35.9 US gallons | 29.9 UK gallons
GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic Performance
Power : 401 hp | 295 kW
Max power in : 5200 rpm.
Maximum speed :
Acceleration from 0 to 100 km/h :
Torque : 629 Nm @ 4000 rpm.
GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic Engine
Model Engine : L8T
Engine position :
Engine oil capacity : 7.6 l
Coolant : 14.6 l
Fuel System :
Aspiration / Turbine : Naturally aspirated engine
Valvetrain : OHV
Number of cylinders : 8
Number of valves per cylinder : 2
Compression ratio : 10.8
Piston Stroke : 98 mm
Cylinder Bore : 103.25 mm
GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic Transmission
Wheel Drive : Rear wheel drive
GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic Chassis
Length : 6534 mm | 257.2 in
Width :
Width including mirrors : 2079 mm | 81.9 in
Height : 2027 mm | 79.8 in
Wheelbase : 4127 mm | 162.5 in
Front track : 1731 mm | 68.1 in
Rear (Back) track : 1736 mm | 68.3 in
Ride height(clearance) : 257 mm | 10.1 in
Front suspension : Independent torsion bar, double wishbone
Max weight : 4627 kg | 10201 lbs
Kerb Weight : 3018 kg | 6654 lbs
Steering type : Cone worm with recirculation balls
Power steering : Hydraulic Steering
Permitted trailer load with brakes (12%) : 7257 kg
GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) Automatic Tyres / Wheels
Tire size : 245/75 R17; 265/70 R17; 275/70 R18; 275/65 R20
Wheel rims size : 7.5J x 17; 8J x 18; 8.5J x 20

GMC Sierra 2500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed modifications


GMC Sierra 2500HD models