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tire size and axle ratio

YELL78

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Hey guys just a quick couple of questions i just did a 3 inch suspensin lift and now im looking at tires but i am wondering if i run 35s with 3.73s is it going to kill my power and also i have a 12bolt and i keep hearing everyone going to 14FF but i want to know if the 12bolt and 35s is pritty reliable with moderate wheeling?
 
As of last week I am running 3:73's with 36" tires (Just wanted to feel the differance) and I decided to go back to the 4:10's but many peolpe do it. As for the 12 bolt I beat on mine for a long time before it broke (and that was during a slide into a rut) just be carful with the right foot and carry parts.
 
I have been running 35s and 10 bolts with 3.08. I've been easy on the skinny pedal. Take offs on the street are real slow, but I always run in 4 low on the trails and it works fine for me. Run the 12 untill you break, then swap a 14FF in.
 
stano said:
pick your RPM you want and go from here. should help figuring differential gear and tire size

http://www.angelfire.com/fl/procrastination/rear.html

thank you
stano
87 K5


that is what i say.. I have 40" hawgs which measure a true 38.8 and im running 4.56's..... drove to work the other day... mainly 45mph-65mph and got 11mpg.... max i turned was 2700rpm.... so alot of people say go with 5.13 or lower... well hello.... alot more rpm's... my truck isnt a xtreme 4x4 so I dont need to worry bout xtreme low gears.... that is why i have 4wd low.... plus i like mud.... and lower gears = less tire spin = not alot of momentum in mud.......
 
i had 3.73s with 35s and could lay rubber when i got on it never felt a lack of power. now ive got 5.13s :D
 

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