Car technical specifications and fuel economy / consumption / mpg

Comparison GMC Sierra 2500HD III (GMT900) Extended Cab Long Box 6.6 Duramax TD V8 (365 Hp) 4WD Automatic & GMC Sierra 3500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) 4WD DRW Automatic


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GMC Sierra 2500HD III (GMT900) Extended Cab Long Box 6.6 Duramax TD V8 (365 Hp) 4WD Automatic
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GMC Sierra 3500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed 6.6 V8 (401 Hp) 4WD DRW Automatic
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Brand: GMC GMC
Model: Sierra 2500HD Sierra 3500HD
Generation: Sierra 2500HD III (GMT900) Extended Cab Long Box Sierra 3500HD V (GMTT1XX, facelift 2024) Double Cab Long Bed
Engine / modification: 6.6 Duramax TD V8 (365 Hp) 4WD Automatic 6.6 V8 (401 Hp) 4WD DRW Automatic
Production start: 2007 year 2024 year
Production end: 2010 year
Coupe type: Pick-up Pick-up
Powertrain Architecture: Internal Combustion engine Internal Combustion engine
Num. of Doors: 2 4
Num. of seats: 5 5
Fuel Type: Diesel Petrol (Gasoline)
Fuel tank volume: 129 l 136 l
Power: 365 hp 401 hp
Max power in: 3200 rpm. 5200 rpm.
Torque: 895 Nm @ 1600 rpm. 629 Nm @ 4000 rpm.
Model Engine: Duramax LMM L8T
Engine displacement: 6599 cm3
Engine oil capacity: 9.5 l 7.6 l
Coolant: 24 l 14.6 l
Maximum engine speed: 3450 rpm.
Aspiration / Turbine: Naturally aspirated engine
Valvetrain: OHV OHV
Number of cylinders: 8 8
Number of valves per cylinder: 4 2
Compression ratio: 16.8 10.8
Piston Stroke: 99 mm 98 mm
Cylinder Bore: 103 mm 103.25 mm
Wheel Drive: All wheel drive (4x4) All wheel drive (4x4)
Length: 6330 mm 6534 mm
Width including mirrors: 2436 mm 2457 mm
Height: 1930 mm 2037 mm
Wheelbase: 4001 mm 4127 mm
Front track: 1744 mm 1731 mm
Rear (Back) track: 1676 mm 1905 mm
Ride height(clearance): 243 mm 264 mm
Maximum amount of Luggage (trunk): 2138 l
Front suspension: Independent torsion bar, double wishbone Independent torsion bar, double wishbone
Max weight: 4173 kg 6350 kg
Kerb Weight: 3036 kg 3417 kg
Steering type: Cone worm with recirculation balls Cone worm with recirculation balls
Power steering: Hydraulic Steering
Minimum turning circle (turning diameter): 16 m
Permitted trailer load with brakes (12%): 5897 kg 8164 kg
Tire size: 245/75 R16; 265/75 R17 235/80 R17; 235/80 R18
Wheel rims size: 6.5J x 16; 7.5J x 17 6.5J x 17; 8J x 18