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Engine Specific Info and Questions => TDI Engine -General Info => Topic started by: 4BTA4ME on July 13, 2007, 09:55:52 am

Title: tranny gear ratios
Post by: 4BTA4ME on July 13, 2007, 09:55:52 am

Does anyone have the gear ratios for these? I'mm trying to decide which would be a better fuel economy choice for an ALH tdi conversion to Tdi-M.
02a/j on 2001 ALH tdi
020 on 1998 ABA

Title: tranny gear ratios
Post by: hillfolk'r on July 13, 2007, 05:09:09 pm

I DUNNO IF HE HAS THE RATIOS(sorry ,,caps),,,,but try
brokevw.com
he has alot of trans stuff,,sorry not a link,so cut+paste :wink:

Title: tranny gear ratios
Post by: ezekiel on July 13, 2007, 05:26:53 pm

ABA 020 = AMC, CHE, and DFq boxes

Final - 3.667
1st - 3.455
2nd - 1.944
3rd - 1.286
4th - 0.969
5th - 0.805
R - 3.167
Overall - 2.952

1Z/AHU 02A = CTN (I only have info on mk3's)

Final - 3.157
1st - 3.777
2nd - 2.177
3rd - 1.360
4th - 1.971
5th - 0.755
R - 3.999
Overall - 2.385

data from my mk3 Bentley

Title: tranny gear ratios
Post by: 4BTA4ME on July 13, 2007, 09:31:22 pm

So does the 02A produce more MPH  for the same RPM than the 020 shown?

Title: tranny gear ratios
Post by: Tintin on July 13, 2007, 10:34:07 pm

http://forums.vwvortex.com/zerothread?id=642917&page=1

http://www.zelek.com/diagram%20&%20Charts/diagramlist.htm

Title: tranny gear ratios
Post by: 4BTA4ME on July 14, 2007, 07:05:50 am

Thanks. I see my 02J (EGR) is a better choice for economy over the 020 from the 1998 gasser. Just found a $450 4BT pump too. Now to figure the swaps for that.