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2.86 vs 2.52

bigchevrolet

Active member
Lifetime Membership
Can anyone tell me the od of a 2.86 driver? im looking at options for a taller lug track in my sba. I seem to feel that a RMK antirachet drive axle of 11-12 model year should fit into my 2012 and then i should hopefully have the option of up to a 2.4" track. not sure if im thinking clearly just brainstorming.
 
Diameter=Circumference/pi (3,14)

Your 8 tooth 2.86 has a circumfererence of 22,88" (8X2,86")

Diameter = 7.28"

(Another hint, do a search after 3" drivers..)
 
Keep in mind too that by changing pitch of your drivers your going to be changing your final gear ratio. The smaller the diameter of drivers the deeper your gear will be, and vice versa. For instance a 8 tooth 3.0 is 24" circumference, 7 tooth 3.0 is 21" and that's a 12.5% gear reduction. I'm sure someone with better math skills than me will be able to give ya the formula for figuring this out. I know it's not maybe info. your looking for, but something you should still keep in mind.:face-icon-small-win
 
Thans for the info. I have already taken the differnece in diameter into consideration as far as rotating rpm is concerned. Im just hoping to find out what i can shove in that tunnel with different drivers.
 
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