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Subaru OEM STI Transmissions, USDM 6-Speed
Brand New OEM Subaru STI 6-Speed Transmissions.
Please refer below, or in the product manual (Rallispec Transmission Chart) for transmission details.
[ There is a mandatory flat rate freight charge ]
These are brand new 6 speed transmissions from Subaru!
Please keep in mind that if you are doing a swap into your WRX, you WILL need to make sure you have the correct rear differential to match up with the reduction gear of the transmission. The rear differentials are not included with these sales.
USDM Impreza WRX STi MY04 (2003 prod. Year)
Trans. Code: TY856WH3MA
1st: 3.636
2nd: 2.375
3rd: 1.761
4th: 1.346
5th: 0.971
6th: 0.756
REV: 3.545
Transfer reduction: 1.000
Final Drive: 3.900
Center Diff. Type: DCCD (35:65)
Front Diff. Type: A. P. Suretrac
Rear Diff. Type: R180 - Plated
USDM Impreza WRX STi MY04 (2004 prod. Year)
Trans. Code: TY856WH4MA
1st: 3.636
2nd: 2.375
3rd: 1.761
4th: 1.346
5th: 0.971
6th: 0.756
REV: 3.545
Transfer reduction: 1.000
Final Drive: 3.900
Center Diff. Type: DCCD (35:65)
Front Diff. Type: A. P. Suretrac
Rear Diff. Type: R180 - Plated
USDM Impreza WRX STi MY05
Trans. Code: TY856WW6MA
1st: 3.636
2nd: 2.375
3rd: 1.761
4th: 1.346
5th: 0.971
6th: 0.756
REV: 3.545
Transfer reduction: 1.000
Final Drive: 3.900
Center Diff. Type: DCCD (35:65)
Front Diff. Type: Helical LSD
Rear Diff. Type: R180 - Plated
USDM Impreza WRX STI MY06 This is the first year that came with the 1.1:1 reduction gear.
Trans. Code: TY856WW7MA
1st: 3.636
2nd: 2.375
3rd: 1.761
4th: 1.346
5th: 0.971
6th: 0.756
REV: 3.545
Transfer reduction: 1.100
Final Drive: 3.900
Center Diff. Type: DCCD (41:59)
Front Diff. Type: Helical LSD
Rear Diff. Type: R180 - Plated
USDM Impreza WRX STI MY07 (early 07 producton)
Trans. Code: TY856WW8MA
1st: 3.636
2nd: 2.235
3rd: 1.521
4th: 1.137
5th: 0.971
6th: 0.756
REV: 3.545
Transfer reduction: 1.100
Final Drive: 3.900
Center Diff. Type: DCCD (41:59)
Front Diff. Type: Helical LSD
Rear Diff. Type: R180 - Torsen
USDM Impreza WRX STI MY07 (late 07 production)
Trans. Code: TY856WW8MD
1st: 3.636
2nd: 2.235
3rd: 1.521
4th: 1.137
5th: 0.971
6th: 0.756
REV: 3.545
Transfer reduction: 1.100
Final Drive: 3.900
Center Diff. Type: DCCD (41:59)
Front Diff. Type: Helical LSD
Rear Diff. Type: R180 - Torsen
USDM Impreza WRX STI MY08-14
Trans. Code: TY856UW1MA
1st: 3.636
2nd: 2.235
3rd: 1.521
4th: 1.137
5th: 0.971
6th: 0.756
REV: 3.545
Transfer reduction: 1.100
Final Drive: 3.900
Center Diff. Type: DCCD (41:59)
Front Diff. Type: Helical LSD
Rear Diff. Type: R180 - Torsen
<p> </p>
<p><b>What is the best year STI 6-speed to use for a swap?</b></p>
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<p><b>What it takes to swap an STI 6-Speed into a GD WRX (2002 - 2007)</b></p>
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<p><b>What's needed for a 6-Speed swap in a GR WRX (2008 - 2014)</b></p>
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WARNING: Operating, servicing and maintaining a passenger vehicle or off-road vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to https://www.P65Warnings.ca.gov/passenger-vehicle.
SKU | Subaru OEM STI Transmissions, 6-Speed |
---|---|
Brand | Subaru OEM |
Product Type | Drivetrain |
Drivetrain | Gear Sets, Transmissions, Differentials |