Originally Posted by Tony292
Please tell us what year your big bolt is. The term “big bolt” is used here mainly for the 1.5 ton but also for the rare 2 tons. The 1.5 tons have the Eaton H110 rear axle and ten pugs on the rear 5 in the front. Nearly all of the 1.5 tons came with 6.17 gears, the only other option was a 5.43 ratio. I happened to find a set of 5.43s after searching eBay for months. There are some excellent gear ratio calculators on the site www.4lo.com I highly recommend.


1954 gmc 350 (2ton) 5/10 lug wheels, has the 2 speed rear end, ill have to count the bolts and get back to you in a little bit.


THE BLACK VIKING
1958 Viking 60 ~ my new toy hauler
My Current fleet: 1954 chevy 3800, 1953/4 gmc 450 coleman 4x4, 1956 chevy pickup, 1958 Viking 60
Keep 'em rollin fellas!