Drive Ratio
MPH in 4th Gear Fig­ured with 6000 RPM and a 4.86 Ring and Pin­ion w/ 1.13 4th Gear.
MPH Exam­ple: 6000×25 Inches = 150,000
______________________ = 81.32 MPH
5.49 x 336 1844.64
MPH x Drive Ratio x 336
RPM = ______________________
Tire Diam­e­ter (in inches)
RPM in 3rd Gear Fig­ured with 25″ Tall Tire and 1.48 3rd Gear with 4.37 Ring and Pin­ion.
RPM Exam­ple = 50 MPHx6.47 Drive Ratio x336
__________________________
25
=108,696= 4348 RPM
___________
25

Posted by autoviceblogger on April 13, 2015