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Mod | | | Forums66 Topics128,055 Posts1,055,782 Members48,426 | | 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
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on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Sep 2004 Posts: 31 Apprentice | | Apprentice Joined: Sep 2004 Posts: 31 | Our 1948 6400 2ton firetruck differential is a RG429 single speed. Can anybody tell me what it is and what we can replace it with for higher ratio. Thanks | | |
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