View Single Post
  #1  
Old 16-06-2009
overson's Avatar
overson overson is offline
Senior Member
 
Join Date: Feb 2009
Location: kettering
Posts: 348
Default drive combinations, whats best.

Hi im looking to use an over all ratio of 4.9 but i am not sure on what combination of spur and pinion.
does any know whats best a large pinion and small spur or a smaller pinion and a larger spur.
the choices i have are.
84 spur and 29 pinion.
81 spur and 28 pinion.
78 spur and 27 pinion.
75 spur and 26 pinion.
thanks Neil.
Reply With Quote