| Crusing in the Passing Lane Joined: Jun 2011 Posts: 5,096 | Could smaller tires handle the GVW of truck? If already have low gears, smaller tires would make it lower, what would that do to cruise speed? What wheels would you use? What is your bolt pattern?
Ed
'37 GMC T-18 w/ DD 4-53T, RTO-610, 6231 aux., '95 GMC running gear, full disc brakes, power steering, 22.5 wheels and tires.
'47 GMC 1 ton w/ 302, NP-540, 4wd, full width Blazer front axle.
'54 GMC 630 w/ 503 gasser, 5 speed, ex fire truck, shortened WB 4', install 8' bed.
'55 GMC 370 w/270, 420 4 speed, grain, dump bed truck from ND. Works OK.
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