whats my gear ratio?

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07-12-2012 | 06:31 PM

#16

NorCalJeep

CF Veteran

Joined: May 2011

Posts: 2,135

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From: Santa Rosa, California

Year: 1987 Comanche,1990

Model: Cherokee

Engine: 4.0L Renix

Send jeep an email or pull off the cover.

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07-12-2012 | 07:03 PM

#17

DirtRoadXJ

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Joined: Nov 2011

Posts: 656

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From: Manteca, CA

Year: 1998

Model: Cherokee

Engine: 4.0

an easy but less accurate way is to jack up the back end, spin tire one complete revolution and count the number of times the drive shaft spins and estimate the number as close as you can.

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07-13-2012 | 08:44 AM

#18

wildspear

CF Veteran

Joined: May 2010

Posts: 1,680

Likes: 4

From: Western Michigan

Year: 1993

Model: Grand Cherokee

Engine: 4.0l inline 6

Quote:

Originally Posted by cruiser54

Look at the tag on the front diff if it's 4WD. Otherwise, remove the diff cover and count the teeth on the ring gear and divide that number by the number of teeth on the pinion gear.

Quote:

Originally Posted by Gee oh Dee

Oh yeah...i forgot the division part...:embarrassed:

Thanks guys, thats what I was looking for.

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07-13-2012 | 08:52 AM

#19

cruiser54

::CF Moderator::

Joined: Aug 2011

Posts: 43,971

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From: Prescott, Az

Year: 1990

Model: Cherokee (XJ)

Engine: 4.0

Quote:

Originally Posted by wildspear

Thanks guys, thats what I was looking for.

What were you looking for? To embarass Gee Oh Dee?

If so, thanks from all of us. LOL.

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07-13-2012 | 12:46 PM

#20

wildspear

CF Veteran

Joined: May 2010

Posts: 1,680

Likes: 4

From: Western Michigan

Year: 1993

Model: Grand Cherokee

Engine: 4.0l inline 6

Just to figure out the ratio if I had no idea what the diff had, Mr. Gee only forgot the div part.

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07-13-2012 | 01:12 PM

#21

crbnfibr

CF Veteran

Joined: Dec 2011

Posts: 3,237

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From: albany, new york

Year: 1988

Model: Cherokee

Engine: i6

Quote:

Originally Posted by cruiser54

Look at the tag on the front diff if it's 4WD. Otherwise, remove the diff cover and count the teeth on the ring gear and divide that number by the number of teeth on the pinion gear.

/\ /\ /\
this is the best way,

but read this first...
https://www.cherokeeforum.com/f30/je...8-25-a-134896/

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07-13-2012 | 01:14 PM

#22

crbnfibr

CF Veteran

Joined: Dec 2011

Posts: 3,237

Likes: 1

From: albany, new york

Year: 1988

Model: Cherokee

Engine: i6

Quote:

Originally Posted by DirtRoadXJ

an easy but less accurate way is to jack up the back end, spin tire one complete revolution and count the number of times the drive shaft spins and estimate the number as close as you can.

zip tie on drive shaft at 12 o'clock, tape on wheel at 12 o'clock...

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