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Mod | | | Forums66 Topics128,030 Posts1,055,428 Members48,422 | | 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!
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#64023 08/08/2006 5:20 AM | Joined: Aug 2006 Posts: 8 Junior Member | | Junior Member Joined: Aug 2006 Posts: 8 | My 49 GMC has the closed drive-line and differential with the stock 4.11:1 gear ratio.
Does anyone have experience with converting diff to 3.55:1 with a kit like that available from Patrick's? Is it worth doing since my truck is almost 100% stock? | | |
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