Truck Trend is the source for official specifications, payload, towing capacity, and other information that matters to real truck users. Check out the latest info for the 2010 Chevrolet Silverado 2500HD Regular Cab, Extended Cab, and Crew Cab. The Silverado 2500HD is powered by a 360-horsepower Vortec 6.0L V-8 or 365-horsepower Duramax 6.6L V-8 engine both paired with a six-speed automatic transmission.

Photo Shown: 2010 Chevrolet Silverado 2500 HD LTZ Extended Cab


2010 Chevrolet Silverado 2500HD Technical Specifications
Overview
Models: 2500HD reg. cab, long box, 2WD & 4WD
2500HD ext. cab, std. box, 2WD & 4WD
2500HD ext. cab, long box, 2WD & 4WD
2500HD crew cab, long box, 2WD & 4WD
Body style / driveline: 2-3 passenger regular cab or 5-6 passenger extended cab, 5-6-passenger crew cab 3/4-ton; 2- and 4-wheel-drive heavy duty pickup
Construction: body on frame
EPA vehicle class: full-size truck
Manufacturing location: Pontiac, Mich.; Flint, Mich.
Engines
  Vortec 6.0L V-8 (L96) Duramax 6.6L V-8 (LMM)
Type: 6.0L V-8 6.6L V-8
Displacement (cu in / cc): 364 / 5967 403 / 6599
Bore & stroke (in / mm): 4.00 x 3.62 / 101.6 x 92 4.06 x 3.9 / 103 x 99
Block material: cast iron cast iron
Cylinder head material: cast aluminum cast aluminum
Valvetrain: overhead valve, two valves per cylinder, variable valve timing overhead valve, four valves per cylinder
Ignition system: coil-near-plug, platinum- tipped spark plugs, low-resistance spark plug wires compression, glow plug start aid; low-resistance spark plug wires
Fuel delivery: sequential fuel injection direct injection diesel with high pressure common rail
Compression ratio: 9.6:1 16.8:1
Horsepower (hp / kW @ rpm): 360 / 268 @ 5400* (up to 10,000 lbs. GVWR)
322 / 240 @ 4400* (more than 10,000 lbs. GVWR)
365 / 272 @ 3200
Torque (lb-ft / Nm @ rpm): 380 / 515 @ 4200* (< and >10,000 lb. gvw) 660 / 895 @ 1600
Recommended fuel: regular unleaded diesel
Maximum engine speed (rpm): 6000 3450
Emissions controls: three-way catalytic converter, positive crankcase ventilation, evaporative collection system turbocharged, intercooled, catalytic converter system; diesel particulate filter system with regeneration
Transmissions
  Hydra-Matic 6L90 Allison 1000
Type: six-speed automatic (w/ Vortec 6.0L) six-speed automatic (w/ Duramax 6.6L)
Gear ratios (:1):
First: 4.03 3.1
Second: 2.36 1.81
Third: 1.53 1.41
Fourth: 1.15 1
Fifth: 0.85 0.71
Sixth: 0.67 0.61
Reverse: 3.06 4.49
Final drive ratio: 3.73 or 4.10 3.73
Chassis / Suspension
Front: all models: std long- and short-arm independent front torsion bar suspension
Rear: semi-elliptic two-stage multi-leaf spring
Steering type: integral power-assisted recirculating ball
Steering ratio: 24:01:00
Steering wheel turns, lock-to-lock: 3.14
Turning Circle
  Regular Cab Extended Cab Crew Cab
Turning circle, curb-to-curb (ft / m)
Standard box: -- 47.6 / 14.5 (2WD and 4WD) 51.2 / 15.6 (2WD and 4WD)
Long box: 45.3 / 13.8 (2WD and 4WD) 52.5 / 16 (2WD and 4WD) 55.1 / 16.8 (2WD and 4WD)
Brakes
Type: power-assisted, Hydroboost brake-apply system, four-wheel disc, four-wheel ABS
Rotor diameter x thickness (in / mm): front: 12.8 x 1.5 / 325 x 38
rear: 12.8 x 1.2 / 325 x 30
Total swept area (sq in / sq cm): front: 245.5 / 1584
rear: 235.1 / 1517
Wheels / Tires
Wheel size and type: 16-inch x 6.5-inch steel
16-inch x 6.5-inch steel chrome-clad
16-inch x 6.5-inch forged aluminum
17-inch x 7.5-inch aluminum, bright-machined
Tire size: LT245/75R16
LT265/75R17