Modena is one of Australia's premier manufacturers of Motorsport Gears and Differentials.

This is Modena's Torsen Style Torque Biasing Front Differential for the 2002 - 2007 WRX with a 4-speed Automatic Transmission. 

This replaces the factory open differential, and will behave much like the factory LSD that is in the rear differential, or like the front LSD that comes in the STI from the factory.

Modena's ...

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Modena is one of Australia's premier manufacturers of Motorsport Gears and Differentials.

This is Modena's Torsen Style Torque Biasing Front Differential for the 2002 - 2007 WRX.  This replaces the factory open differential, and will behave much like the factory LSD that is in the rear differential, or like the front LSD that comes in the STI from the factory.

Modena's Torque Biasing Differential will provide ...

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Modena is one of Australia's premier manufacturers of Motorsports Gearsets and differentials.

This is a Modena Group-N Ratio Rally Dog Box for the Subaru 5MT transmission.  This is a Competition Spec. gear-set, and professional installation is very strongly recommended.

The Modena Group-N ratios are as follows:

1st gear: 2.917
2nd gear: 2.091
3rd gear: 1.555
4th gear: 1.176
5th gear: 0.900
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Modena is one of Australia's premier manufacturers of Motorsports Gearsets and differentials.

This is a Modena Hybrid Ratio Rally Dog Box for the Subaru 5MT transmission.  This is a competition Spec. gear-set, and professional installation is very strongly recommended.

You could say that the ratios are a hybrid of v5/v6 STi street ratios and RA ratios. The 1,2 are RA and 3,4,&5 are STi. This makes for a tal...

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