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Click on image for the lowdown. 
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| | | Forums66 Topics128,107 Posts1,056,225 Members48,436 | | 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!
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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: Feb 2000 Posts: 5,216 'Bolter | | 'Bolter Joined: Feb 2000 Posts: 5,216 | The Firebird / Camaro rear axle from '71-'79 use the 8.5" ring and pinion in the 10 bolts. GM used the same ring and pinion size up through the '90s so finding a different gear ratio is pretty easy once you determine which cars and trucks used them. There is a difference in the u-joint size, but nothing to hard to over come. | | |
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