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Model Applications

Six Subaru Model variations fitted with Transmission Type TY856WG8KA as standard, or available as a factory fitted option.

TY856WG8KAGDFGGBImpreza RB320320 PSMay '06Dec.'06
TY856WG8KAGDFGGBImpreza WRX STi type-UK280 PSJun.'06Dec.'06
TY856WG8KAGDFGAUImpreza WRX STi280 PSJul.'06Dec.'06
TY856WG8KAGDFGIEImpreza WRX STi280 PSAug.'06Dec.'06
TY856WG8KAGDFGIEImpreza WRX STi Limited280 PSAug.'06Dec.'06
TY856WG8KAGDFGGBImpreza WRX STi Limited280 PSAug.'06Dec.'06

Plot GraphTransmission Specification

6-Speed Manual Transmission (6MT), fitted new to production cars from May 2006 to December 2006.

Main Transmission
First Gear Ratio3.636:1
Second Gear Ratio2.235:1
Third Gear Ratio1.521:1
Forth Gear Ratio1.137:1
Fifth Gear Ratio0.891:1
Sixth Gear Ratio0.707:1
Seventh Gear Ratio
 
Reverse Gear Ratio3.545:1
 
High Range Ratio
Low Range Ratio
 
 
Drive System
Full-time four wheel drive with Driver Control Centre Differential (DCCD)
Rear Drive Transfer Ratio1.100:1
Front Differential
TypeHelical Limited Slip
38410AA100
Ring Gear Teeth39
Pinion Gear Teeth10
Final Drive Ratio3.900:1
Rear Differential
Final Drive Ratio3.545:1

Vehicle Speed at 1,000 rpm

Tyre SizeFirstSecondThirdForthFifthSixthSeventhReverse
225/45R178.43 km/h(5.24 mph)13.72 km/h(8.52 mph)20.16 km/h(12.52 mph)26.96 km/h(16.75 mph)34.41 km/h(21.38 mph)43.36 km/h(26.94 mph)−8.65 km/h(−5.37 mph)

The Tyre Size shown is the OEM size for all Subarus fitted with Transmission Type TY856WG8KA. For other tyre sizes, or for vehicle speeds at different engine speeds, see the Vehicle Speed Calculator and Graph page.


Transmissions with Matching Ratios

TY856WG7KADriver Control Centre Differential (DCCD)Helical Front LSD
TY856WG8KDDriver Control Centre Differential (DCCD)Helical Front LSD
TY856WG8MADriver Control Centre Differential (DCCD)Helical Front LSD
TY856WG8MDDriver Control Centre Differential (DCCD)Helical Front LSD
TY856WLFAAViscous Limited-Slip Centre Differential (VCD)Open Front Differential
TY856WWDAAViscous Limited-Slip Centre Differential (VCD)Open Front Differential
TY856WWEAAViscous Limited-Slip Centre Differential (VCD)Open Front Differential