DieselChick
SDD Junior Member
- Joined
- May 23, 2005
- Messages
- 3
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Where can I find the RPO codes that tell what the truck originally came with. On the truck and then the code explaination
My dually is a 3.73sagebel said:Singel Rear Wheel is 3.73, Dual Rear Wheel is 4.10. There should also be a tag on the bolts on the rear differential cover.
Scott