3.73 rear axle ratio
10 m/g around town max speed 35 m/h
17.5 m/g at 65m/h
15 m/g at 80 m/h
funny thing is wind doesn't change mileage unless it is blowing more than 20--- against or with the wind!
3.73 rear axle ratio
10 m/g around town max speed 35 m/h
17.5 m/g at 65m/h
15 m/g at 80 m/h
funny thing is wind doesn't change mileage unless it is blowing more than 20--- against or with the wind!
2002 GMC 1/2 ton Sierra,4WD, Xct cab, camed, mid-length headers, Nelson tune, electric rad. fan, trany cooler, Heavy 5750 lbs with topper.
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