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Step-by-step instructions for pictures in the forums
Brad Allen's photos

AD Chevy Trucks

Pictures galore
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!

Big Thanks!

THANKS!

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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#1531455 01/03/2024 1:03 AM
Joined: Sep 2010
Posts: 2,306
K
'Bolter
'Bolter
K Offline
Joined: Sep 2010
Posts: 2,306
Anyone know what speedometer gears are in a 1954 sm 420 .looking for the tooth count on the two gears .


1954 Canadian GMC 9300
"The Journey"
Follow in the DITY
KEVINSKI #1531466 01/03/2024 2:44 AM
Joined: Jul 2014
Posts: 1,289
Moderator for Tons o' Fun , Co-Moderator Driveline Forum
Moderator for Tons o' Fun , Co-Moderator Driveline Forum
Joined: Jul 2014
Posts: 1,289
Kevinski, here's a couple of snips of the page from the 1954 Specifications -Truck
The gears are related to what transmission and what rear axle ratio you have. Hope this helps....
Attachments
Pg 162 1954 Truck Speedo Grs.jpg (120.06 KB, 68 downloads)
Chart Speedometer gears
Pg 57 Serial numbers RPOs.jpg (128.83 KB, 68 downloads)
Serial Numbers and RPOs for gear ratios


Ron - - Dusty53
1954 Chevy 3604
In the Gallery Forum
"You can't dance with the Devil and then wonder why you're still in Hell."
"They will forget what you've said, and they will forget what you have done but they will never forget the way you made them feel."
KEVINSKI #1531468 01/03/2024 3:22 AM
Joined: Sep 2010
Posts: 2,306
K
'Bolter
'Bolter
K Offline
Joined: Sep 2010
Posts: 2,306
That’s helpful thank you Kevin.


1954 Canadian GMC 9300
"The Journey"
Follow in the DITY

Moderated by  Dusty53, SWEET 

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