Ford super duty 3.31 rear end. Will it be a big mistake. ?
Pulling a 37 foot Cedar creek with a f350. Diesel. Would the 3.31 rear end work or should I get the 3.55?
Forum Discussion
^^^^Somehow we need to communicate to our trucks so that the engine brake will only brake the necessary amount. How do you communicate your wishes to the Cummins exhaust brake?
