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Model Applications

28 Subaru Model variations fitted with Transmission Type TY856UB1KA as standard, or available as a factory fitted option.

TY856UB1KAGRBAJPImpreza WRX STi308 PSAug.'07–Feb.'09
TY856UB1KAGRBAJPImpreza WRX STi S308 PSAug.'07–Feb.'09
TY856UB1KAGRBAJPImpreza WRX STi 20th Anniversary Edition308 PSOct.'08–Jan.'09
TY856UB1KAGRBBJPImpreza WRX STi308 PSJan.'09–Jun.'10
TY856UB1KAGRBBJPImpreza WRX STi spec.C308 PSJun.'09–Feb.'10
TY856UB1KAGRBBJPImpreza WRX STi spec.C S308 PSJun.'09–Jun.'10
TY856UB1KAGRBBJPImpreza R205320 PSDec.'09–May '10
TY856UB1KAGRBCJPImpreza WRX STi308 PSMay '10–Jun.'12
TY856UB1KAGRBCJPImpreza WRX STi spec.C308 PSAug.'10–Jun.'12
TY856UB1KAGRBCJPImpreza WRX STi spec.C S308 PSDec.'10–Apr.'12
TY856UB1KAGRBDJPImpreza WRX STi308 PSJun.'12–Jun.'13
TY856UB1KAGRBDJPImpreza WRX STi spec.C308 PSJun.'12–Jun.'13
TY856UB1KAGRBDJPImpreza WRX STi spec.C S308 PSAug.'12–Dec.'12
TY856UB1KAGRBEJPImpreza WRX STi308 PSJun.'13–Apr.'14
TY856UB1KAGRBEJPImpreza WRX STi spec.C308 PSJun.'13–Apr.'14
TY856UB1KAGRBEJPImpreza WRX STi spec.C S308 PSSep.'13–Apr.'14
TY856UB1KAGVBCJPImpreza WRX STi308 PSMay '10–Jun.'12
TY856UB1KAGVBCJPImpreza WRX STi tS308 PSNov.'10–May '11
TY856UB1KAGVBCJPImpreza S206320 PSNov.'11–Mar.'12
TY856UB1KAGVBCJPImpreza S206 NBR Challenge Package320 PSNov.'11–Feb.'12
TY856UB1KAGVBDJPImpreza WRX STi spec.C308 PSMay '12–Jun.'13
TY856UB1KAGVBDJPImpreza WRX STi308 PSJun.'12–Jun.'13
TY856UB1KAGVBDJPImpreza WRX STi spec.C S308 PSJun.'12–May '13
TY856UB1KAGVBEJPImpreza WRX STi308 PSJun.'13–Apr.'14
TY856UB1KAGVBEJPImpreza WRX STi spec.C308 PSJun.'13–Apr.'14
TY856UB1KAGVBEJPImpreza WRX STI tS type RA NBR Challenge308 PSJun.'13–Sep.'13
TY856UB1KAGVBEJPImpreza WRX STi spec.C S308 PSJun.'13–Apr.'14
TY856UB1KAGVBEJPImpreza WRX STI tS type RA308 PSJul.'13–Sep.'13

Plot GraphTransmission Specification

6-Speed Manual Transmission (6MT), fitted new to production cars from August 2007 to April 2014.

Main Transmission
First Gear Ratio3.636:1
Second Gear Ratio2.375:1
Third Gear Ratio1.761:1
Forth Gear Ratio1.346:1
Fifth Gear Ratio1.062:1
Sixth Gear Ratio0.842:1
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 Size‡FirstSecondThirdForthFifthSixthSeventhReverse
235/45R178.55 km/h(5.31 mph)13.09 km/h(8.13 mph)17.66 km/h(10.97 mph)23.10 km/h(14.35 mph)29.28 km/h(18.19 mph)36.93 km/h(22.95 mph)…−8.77 km/h(−5.45 mph)
245/40R188.68 km/h(5.40 mph)13.29 km/h(8.26 mph)17.93 km/h(11.14 mph)23.46 km/h(14.57 mph)29.73 km/h(18.47 mph)37.49 km/h(23.30 mph)…−8.91 km/h(−5.53 mph)
245/35R198.69 km/h(5.40 mph)13.31 km/h(8.27 mph)17.95 km/h(11.16 mph)23.49 km/h(14.59 mph)29.77 km/h(18.50 mph)37.55 km/h(23.33 mph)…−8.92 km/h(−5.54 mph)

‡ The Tyre Sizes shown are the various OEM sizes for Subarus fitted with Transmission Type TY856UB1KA. For other tyre sizes, or for vehicle speeds at different engine speeds, see the Vehicle Speed Calculator and Graph page.


Transmissions with Matching Ratios

TY856UB6AADriver Control Centre Differential (DCCD)Helical Front LSD
TY856UB9AADriver Control Centre Differential (DCCD)Helical Front LSD
TY856WB7JADriver Control Centre Differential (DCCD)Helical Front LSD
TY856WB7KADriver Control Centre Differential (DCCD)Helical Front LSD
TY856WB8JADriver Control Centre Differential (DCCD)Helical Front LSD
TY856WB8KADriver Control Centre Differential (DCCD)Helical Front LSD
TY856WB8KDDriver Control Centre Differential (DCCD)Helical Front LSD