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View Full Version : WTB: 2.93 Ratio Rear Differential



My Old Roc
03-02-2010, 01:14 PM
Found one!
Ignore this thread.
How does one delete a thread anyway?

svginferno
03-02-2010, 11:37 PM
Sorry I have a 3.15. =\

My Old Roc
03-03-2010, 11:46 PM
Anyone else?
Everyone seems to find out thay what they THINK is a 2.93 is really a 3.15.
Check out the chart to be sure.
I really would like to have one!
http://bokchoys.com/differential/GearRatios.htm

dhinez
03-04-2010, 12:43 AM
Anyone else?
Everyone seems to find out thay what they THINK is a 2.93 is really a 3.15.
Check out the chart to be sure.
I really would like to have one!
http://bokchoys.com/differential/GearRatios.htm


You do know that 2.93 is the final gear of the tranny box according to that web site.

"The Chart below shows E36 E46 E90 E91 E92 E93 E85 E86 E83 transmission gear ratios. It only shows cars that were available in the US."


I think what you are looking for a 2.91 non-lsd differential that were in the 328i/c/s. I have one available.

My Old Roc
03-04-2010, 01:28 AM
Well, isn't the "Final Drive" ratio is dictated by the ring and pinion gear that is housed in the rear differential?
The rear diff with the gear ratio I'm looking for is the 2.93 version that came in a few cars...your 328i included, which should drop my cruizing RPM down to a reasonable level.
Do I have this right?

328istothebone
03-04-2010, 02:20 AM
I've got one for you. Pm'd you!

Sorry just realized you don't have enough posts for PM's. I am emailing you then!

My Old Roc
03-04-2010, 02:49 AM
I had no idea about the post number for PM's!
Learn something new every day.
Email replied.

Brent 930
03-04-2010, 05:26 AM
I have one with 140k miles, no issues.

lukewayne
08-12-2010, 09:40 PM
What ratio are you taking out? i'm about to swap my 2.93 out for a lsd 3.15

so assuming i don't hate it i'll soon have one for sale near LA fluid changed 10K ago.