- Joined
- Oct 22, 2008
- Messages
- 305
- Points
- 3,101
- City
- WESTMINSTER CA
- Vehicle Year
- 2007
- Transmission
- Manual
if ur truck came stock with 4.10 gears, what rpm are u at @65 mph? in 5th gear or overdrive
My 09 with manual trans and stock tires (225/70R15) turns 2750 @ 70 mph so I would figure its probably about 2500 @ 65 mph
how do you tell what rear end you have???