The 1947 - Present Chevrolet & GMC Truck Message Board Network

The 1947 - Present Chevrolet & GMC Truck Message Board Network (https://67-72chevytrucks.com/vboard/index.php)
-   The 1969 - 1972 Blazers and Jimmys Message Board (https://67-72chevytrucks.com/vboard/forumdisplay.php?f=36)
-   -   Speedo Gear box (https://67-72chevytrucks.com/vboard/showthread.php?t=720702)

Sandtrap9072 10-21-2016 02:42 PM

Speedo Gear box
 
1 Attachment(s)
Can anyone provide any info about the circled gear box that is attached to the tcase? Mine currently does not have one. I was just wondering if it was necessary to have. Any info would be greatly appreciated!:gmc2:

geezer#99 10-21-2016 02:51 PM

Re: Speedo Gear box
 
Called a ratio adaptor.
Easy way to true your speedometer.
Needed!!
Sometimes.
Change tire sizes or gears you might need one.
Some here along with calculators.
https://transmissioncenter.net/shop/


All times are GMT -4. The time now is 10:56 AM.

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2026, vBulletin Solutions Inc.
Copyright 1997-2025 67-72chevytrucks.com