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Mod | | | Forums66 Topics128,193 Posts1,057,256 Members48,466 | | 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: Mar 2023 Posts: 13 'Bolter | | 'Bolter Joined: Mar 2023 Posts: 13 | On my 1957 GMC 1/2 ton Napco, they are "stepped" wheel cylinders on the front (2 different sized cylinders). When I rebuilt them, I had to source the wheel cylinder rebuild kit from a Studebaker website (I don't recall which one).
Jim Carter Truck Parts has some for 55-57 Napco Trucks. Part # NA125L and NA125R. You can see them on their website for reference or call 800-842-1913.
1957 GMC 100 * Line Built Napco * Pontiac 347 * 89" Stepside * Purchased new by Grandfather from my Father's dealership in 1957.
1967 Camaro RS Convertible
1968 AMC Rebel
1966 Ford F100 Crown Vic swap
1968 Mercury Cougar Barn Find
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