Quote:
Originally Posted by mikesC10
Anybody have any pointers for running 20x10 Boss 338's on a 60-66 fleetside with a '72 rear axle? My rear axle overall length is 65". Should I order the 5.5" bs or the 6.23" bs. I want to run a 295/40/20 tire. Thanks!!
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I'm thinking you will need the 6.225" BS.
I would just get out a tape and measure your truck yourself.
Did you install an adjustable track bar so you can verify the rearend is centered in the truck?