| Crusing in the Passing Lane Joined: Jun 2011 Posts: 5,096 | Start with your existing wheel bolt pattern, it would be best to match the front. If it has split rims of some sort, 22.5's tubeless are easy to get changed everywhere, can mount larger OD tires.
It might have info on the inside of glovebox such as engine, trans, rear axle and ratio. What engine does it have? Does it have juice brakes? Rubber brake lines, two on the front, one in the rear are easy to replace.
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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