Gear Ratio Reference

Impreza 2.2l L models:

Automatic transmission gear ratios:
1st – 2.785
2nd – 1.545
3rd – 1.000
4th – 0.694
reverse – 2.272
final drive ratio – 4.11

Manual transmission gear ratios:
1st – 3.545
2nd – 1.947
3rd – 1.366
4th – 0.972
5th – 0.780
reverse – 3.333
final drive ratio – 3.90

Impreza 2.5RS models:

Automatic transmission gear ratios:
1st – 3.027
2nd – 1.619
3rd – 1.000
4th – 0.694
reverse – 2.272
final drive ratio – 4.44

Manual transmission gear ratios:
1st – 3.545
2nd – 2.111
3rd – 1.448
4th – 1.088
5th – 0.780
reverse – 3.333
final drive ratio – 4.11

WRX 2.0l models:

Automatic transmission gear ratios:
1st – 2.785
2nd – 1.545
3rd – 1.000
4th – 0.684
reverse – 2.272
final drive ratio – 4.11

Manual transmission gear ratios:
1st – 3.454
2nd – 1.947
3rd – 1.366
4th – 0.972
5th – 0.738
reverse – 3.333
final drive ratio – 3.90

2006/2007 WRX 2.5l models:

Automatic transmission gear ratios:
1st – 2.785
2nd – 1.545
3rd – 1.000
4th – 0.684
reverse – 2.272
final drive ratio – 3.90

Manual transmission gear ratios:
1st – 3.454
2nd – 1.947
3rd – 1.366
4th – 0.972
5th – 0.738
reverse – 3.333
final drive ratio – 3.70

2008 WRX 2.5l models:

Automatic transmission gear ratios:
1st – 2.785
2nd – 1.545
3rd – 1.000
4th – 0.684
reverse – 2.272
final drive ratio – 3.90

Manual transmission gear ratios:
1st – 3.166
2nd – 1.882
3rd – 1.296
4th – 0.972
5th – 0.780
reverse – 3.333
Final drive ratio – 3.900

Impreza WRX STi models:

2004-2006 manual transmission gear ratios:
1st – 3.636
2nd – 2.375
3rd – 1.761
4th – 1.346
5th – 0.971
6th – 0.756
reverse – 3.545
final drive ratio – 3.90

2007+ manual transmission gear ratios:

1st: 3.636
2nd: 2.235
3rd: 1.521
4th:1.137
5th:0.971
6th: 0.756
reverse – 3.545
final drive ratio – 3.90

Outback 3.0R/VDC/LL Bean

Automatic transmission gear ratios:
1st – 3.540
2nd – 2.264
3rd – 1.471
4th – 1.000
5th – 0.834
reverse – 2.370
final drive ratio – 3.583

2007 Legacy 2.5GT Spec.B

6-speed Manual transmission gear ratios:
1st – 3.636
2nd – 2.235
3rd – 1.521
4th – 1.137
5th – 0.891
6th – 0.707
reverse – ???
final drive ratio – 3.454

B-9 Tribeca

Automatic transmission gear ratios:
1st – 3.84
2nd – 2.35
3rd – 1.53
4th – 1.00
5th – 0.84
reverse – 2.77
final drive ratio – 3.58

source https://forums.nasioc.com/forums/showthread.php?t=181343

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