Page 1 of 1
diff ratio's
Posted: Sun May 10, 2009 2:22 pm
by mqpete
hi is some one able to help me please. to work out what ratio my diffs are the only marking i can find on the crown wheel are
set one
jh37.9 jk299
set two
h35.8 bt47
Re: diff ratio's
Posted: Sun May 10, 2009 2:56 pm
by hosehustler
count the teeth on the crown wheel, count teeth on pinion, divide crown number by pinion number, answer is the ratio
Re: diff ratio's
Posted: Sun May 10, 2009 8:12 pm
by darinz
If it's on a Nissan then the Trans anxle number with tell you. The last 2 numbers are the ratio. eg HG41 is a GQ (or GU or a Terrano) with 4.1 ratio. etc
Re: diff ratio's
Posted: Sun May 10, 2009 8:27 pm
by Smurf
mqpete wrote:hi is some one able to help me please. to work out what ratio my diffs are the only marking i can find on the crown wheel are
set one
jh37.9 jk299 37 divided by 9 = 4.1?
set two
h35.8 bt47 35 divided by 8 = 4.375?
I may be way wrong, its happened before