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Click on image for the lowdown. 
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| | | Forums66 Topics128,142 Posts1,056,472 Members48,441 | | Most Online14,466 Apr 26th, 2026 | | AD Chevy Trucks Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
| | THANKS!
For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down with Ads! Again, thanks! | | | | Joined: Oct 2008 Posts: 121 Shop Shark | | Shop Shark Joined: Oct 2008 Posts: 121 | Looking to swap out the 3.73 ratio in my 65 step to possibly 3.08`s. What years will bolt in without any mods?
1955 Chevy 3100
| | | | | Joined: Jan 2000 Posts: 2,074 'Bolter | | 'Bolter Joined: Jan 2000 Posts: 2,074 | I believe through the later 60's gears should work. I have a '65 half ton rear end in my 46 with the 3:08s, super gears for the highway. Also I think the late 60s axle was longer but gears should fit. | | |
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