Vehicle speed (mph), engine speed (rpm), tire diameter (inches), trans gear ratio, and rear axle gear ratio are all interrelated. If you know four out of five of these values, you can determine ...

However, a 7.17 gear set is not as strong as a 4.56 set, or any higher ratio for that matter. If high horsepower and high rpm are used in ... to know your tire size. True tire size is usually ...

Correcting the gear ratio for compatibility with tire size allows engine speed to return to the proper rpm range and the transmission into the correct gear for the speed being traveled (like stock).

Of course, a bigger crawl ratio helps you get more force to the ground, but there are other factors in play like tire size ... x RPM (horsepower = torque*RPM/5252), if you go through a gear ...

Vehicle speed (mph), engine speed (rpm), tire diameter (inches), trans gear ratio, and rear axle gear ratio are all interrelated. If you know four out of five of these values, you can determine ...