The 2008 Chevrolet Colorado tire size depends on trim: the 2D Pickup, 2.9 9, 4WD, Automatic takes P235/75R15 105S; the 2D Pickup, 3.7 E, 4WD takes P235/75R15 105S; the 2D Pickup, 2.9 9, 4WD, Standard takes P235/75R15 105S; the 2D Pickup, 2.9 9, RWD, Standard takes P205/75R15 97S; the 2D Pickup, 2.9 9, RWD, Automatic takes P205/75R15 97S; the 2D Pickup, 3.7 E, RWD takes P205/75R15 97S; the 4D Pickup Extra Cab, 2.9 9, 4WD, Automatic takes P235/75R15 105S; the 4D Pickup Extra Cab, 2.9 9, 4WD, Standard takes P235/75R15 105S; the 4D Pickup Extra Cab, 2.9 9, RWD, Automatic takes P205/75R15 97S; the 4D Pickup Extra Cab, 2.9 9, RWD, Standard takes P205/75R15 97S; the 4D Pickup Extra Cab, 3.7 E, 4WD takes P235/75R15 105S; the 4D Pickup Extra Cab, 3.7 E, RWD takes P205/75R15 97S; the 4D Pickup, 2.9 9 takes P205/75R15 97S; the 4D Pickup, 3.7 E, 4WD takes P235/75R15 105S; the 4D Pickup, 3.7 E, RWD takes P205/75R15 97S, per the factory service manual.
Factory-Spec Tire Size
Varies by trim
2D Pickup, 2.9 9, 4WD, Automatic: P235/75R15 105S
2D Pickup, 3.7 E, 4WD: P235/75R15 105S
2D Pickup, 2.9 9, 4WD, Standard: P235/75R15 105S
2D Pickup, 2.9 9, RWD, Standard: P205/75R15 97S
2D Pickup, 2.9 9, RWD, Automatic: P205/75R15 97S
2D Pickup, 3.7 E, RWD: P205/75R15 97S
4D Pickup Extra Cab, 2.9 9, 4WD, Automatic: P235/75R15 105S
4D Pickup Extra Cab, 2.9 9, 4WD, Standard: P235/75R15 105S
4D Pickup Extra Cab, 2.9 9, RWD, Automatic: P205/75R15 97S
4D Pickup Extra Cab, 2.9 9, RWD, Standard: P205/75R15 97S
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