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 Colorado pickup available Regular, Extended, and Crew Cab with 4X2 or 4X4 options. Read the complete specs on the Vortec 2.9L I-4, Vortec 3.7L I-5, and the new Vortec 5.3L V-8 engines with five-speed manual or four-speed automatic transmission.


2010 Chevrolet Colorado
SPECIFICATIONS
Overview
Models: Chevrolet Colorado 2WD & 4WD regular cab, extended cab and crew cab
Body style / driveline: crew cab (5-6 passengers), extended cab (4-5 passengers), regular cab (2-3 passengers), front-engine rear-wheel drive and 4-wheel drive pickup
Construction: welded steel ladder H-frame, electro-galvanized steel
EPA vehicle class: compact pickup
Manufacturing locations: Shreveport, La.
Engines
  Vortec 2.9L I-4 Vortec 3.7L I-5 Vortec 5.3L V-8
Application: std on regular cab and extended cab opt on regular cab and extended cab; std on 4WD crew cab and 2WD crew cab w/ Z71 suspension opt on extended cab and crew cab; standard with ZQ8 suspension
Type: 2.9L inline 4-cylinder 3.7L inline 5-cylinder 5.3L V-8
Displacement (cu in / cc): 178 / 2921 223 / 3654 325 / 5328
Bore & stroke (in / mm): 3.76 x 4 / 95.5 x 102 3.76 x 4 / 95.5 x 102 3.78 x 3.62 / 96 x 92
Block material: cast aluminum cast aluminum cast aluminum
Cylinder head material: cast aluminum cast aluminum cast aluminum
Valvetrain: DOHC, continuously variable valve timing, four valves-per-cylinder DOHC, continuously variable valve timing, four valves-per-cylinder overhead valve, two valves per cylinder; continuously variable valve timing
Ignition system: coil-on-plug, platinum-tipped spark plugs coil-on-plug, platinum-tipped spark plugs coil near plug, platinum-tipped spark plugs, low-resistance spark plug wires
Fuel delivery: sequential fuel injection sequential fuel injection sequential fuel injection
Compression ratio: 10:01 10:01 9.9:1
Horsepower (hp / kW @ rpm): 185 / 138 @ 5600* 242 / 180 @ 5600* 300 / 224 @ 5200*
Torque (lb.-ft. / Nm @ rpm): 190 / 258 @ 2800* 242 / 328 @ 4600* 320 / 434 @ 4000*
Recommended fuel: regular unleaded regular unleaded regular unleaded
Maximum engine speed (rpm): 6300 6300 6000
Emissions controls: evaporative system, two close-couple and underfloor catalytic converters evaporative system, two close-couple and underfloor catalytic converters evaporative system, four close-couple and underfloor catalytic converters
Estimated fuel economy (city / hwy): 18 / 24 (2WD, man)
18 / 24 (2WD, auto)
17 / 22 (4WD, man)
16 / 22 (4WD, auto)
17 / 23 (2WD, auto)
16 / 22 (4WD, auto)
15 / 21 (2WD, auto)
14 / 19 (4WD, auto)
Transmissions
  MA5 Hydra-Matic 4L60
Type: five-speed manual four-speed automatic
Gear ratios (:1):
First: 3.75 3.06
Second: 2.26 1.63
Third: 1.37 1
Fourth: 1 0.7
Fifth: 0.73 --
Reverse: 3.67 2.29
Axle ratios (:1): 3.73 3.73 (2.9L & 3.7L)
3.42, 3.73 & 4.10 (5.3L)
Chassis/Suspension
Front: independent with coil springs for 2WD; independent with torsion bars for all 4WD, Z71 2WD and Z85 2WD w/ V-8; with front stabilizer bar
Rear: live axle with steel leaf springs
Steering type: power-assisted rack-and-pinion
Steering ratio: 17.4:1 (2.9L & 3.7L w/ 2WD)
18.3:1 (2.9L & 3.7L w/ 4WD)
18.1:1 (5.3L w/o ZQ8)
14.5:1 (5.3L w/ ZQ8)
Steering wheel turns, lock-to-lock: 2WD Z85: 3.31
4WD: 3.20
Z71 (incl. 2WD): 3.20
5.3L w/o ZQ8: 3.08
5.3L w/ ZQ8: 2.73
Turning circle, curb-to-curb (ft / m): 2WD short wheelbase: 39.37 / 12; 2WD long wheelbase: 44.3 / 13.5; 4WD short wheelbase: 40.7 / 12.4; 4WD long wheelbase: 44.3 / 13.5
Brakes
Type: vacuum power, front disc/rear drum, four-wheel anti-lock brakes
Rotor diameter x thickness (in / mm): front: 11.7 x 1.1 / 298 x 29
Drum diameter x width (in / mm): rear: 11.6 x 1.8 / 295 x 45
Rotor swept area (in / mm): 57 / 367.7
Drum swept area (sq in / sq cm): 69.6 / 449.6
Total swept area (sq in / sq cm): 367.2 / 2370
Wheels/Tires
Wheel size & type: 16-inch steel (std on work truck)
16-inch aluminum & chrome-clad (LS and LT)
17-inch chrome-clad (std on Z71)
18-inch aluminum (std on ZQ8)
Tires: P235/75R16 all-season
P265/70R17 off-road (std on Z71)
P235/65R18 all-season (std on ZQ8)