Thread: Swapping 4:10 Dana 60 gears to 3:54's
View Single Post
  #5  
Old January 21st, 2023, 05:23 PM
gmcjuniorvan gmcjuniorvan is offline
Member
  
Join Date: Dec 2018
Location: littlerock,california
Truck: gmc
Posts: 34
Rep Power: 44
gmcjuniorvan is on a distinguished road
Default Re: Swapping 4:10 Dana 60 gears to 3:54's
I found this.
P/N 2448081 is for the GMC Dana 60-35 Ratio 3.54 1962-65. My book only goes to 65. The number was replace with 3940104 gear Assy. (Dana 24813x) and 3940103 Yoke (Dana 24813x) If your case number is 30357 (4.10 and down) it will fit.

Dana application chart 24813x
https://danaproparts.com/i-30497936-...wsm-prod-tab-1

Dana 24813-5x includes the bolts and pinion nut.

Summit
https://www.summitracing.com/parts/sdh-24813x



NOS 3940104
https://www.oldsobsolete.com/product...et-gm-3940104/
Last edited by gmcjuniorvan; January 21st, 2023 at 06:48 PM.
Reply With Quote