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Mod | | | Forums66 Topics128,053 Posts1,055,776 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
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Sep 2020 Posts: 3 Moderated | | Moderated Joined: Sep 2020 Posts: 3 | Hi Folks, first post here. SM420 4 speed transmission, oil leak at cap behind ball joint. My question: if there is a oil seal on the rear of the trans, and a oil seal on the torque tube how is the u- joint lubricated? Also, maybe some insight on which may be leaking. Thanks! Jon | | |
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