Forum Discussion
Cummins12V98
Jan 08, 2018Explorer III
3.73's are the NOT worth having. The AISIN with 3.42's are good to about 28K combined. Tow in 5th at 1,750 rpm at about 60. Same rpm in 6th at about 60 with 4.10's. I have towed HEAVY 28-29k with 3.42's and now 33-35K with 4.10's.
Rob Fla, NICE truck!!!
Rob Fla, NICE truck!!!
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