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Model Applications

Four Subaru Model variations fitted with Transmission Type TZ1B8LA1AA as standard, or available as a factory fitted option.

TZ1B8LA1AAGH3AGBImpreza 1.5 R107 PS6/075/08
TZ1B8LA1AAGH3AEUImpreza 1.5 R LPG107 PS6/073/08
TZ1B8LA1AAGH3AGBImpreza 1.5 RX107 PS6/074/08
TZ1B8LA1AAGH3BGBImpreza 1.5 R107 PS7/089/08

Plot GraphTransmission Specification

Electro 4-Speed Automatic Transmission (E-4AT), fitted new to production cars from June 2007 to September 2008.

Main Transmission
First Gear Ratio2.785:1
Second Gear Ratio1.545:1
Third Gear Ratio1.000:1
Forth Gear Ratio0.694:1
Fifth Gear Ratio
Sixth Gear Ratio
Seventh Gear Ratio
 
Reverse Gear Ratio2.272:1
 
High Range Ratio
Low Range Ratio
 
 
Drive System
Full-time four wheel drive (ACT-4)
Electronically controlled hydraulic multi-plate transfer clutch (no centre differential).
Rear Drive Transfer Ratio
Front Differential
TypeOpen
Ring Gear Teeth40
Pinion Gear Teeth9
Final Drive Ratio4.444:1
Rear Differential
Final Drive Ratio4.444:1

Vehicle Speed at 1,000 rpm

Tyre SizeFirstSecondThirdForthFifthSixthSeventhReverse
195/65R159.66 km/h(6.00 mph)17.42 km/h(10.82 mph)26.91 km/h(16.72 mph)38.78 km/h(24.09 mph)−11.84 km/h(−7.36 mph)

The Tyre Size shown is the OEM size for all Subarus fitted with Transmission Type TZ1B8LA1AA. For other tyre sizes, or for vehicle speeds at different engine speeds, see the Vehicle Speed Calculator and Graph page.


Transmissions with Matching Ratios

TA102ADAAAFront-Wheel DriveOpen Front Differential
TA102ADBAAFront-Wheel DriveOpen Front Differential
TA102AT3AAFront-Wheel DriveOpen Front Differential
TA102AWCAAFront-Wheel DriveOpen Front Differential
TA1A2AU7AAFront-Wheel DriveOpen Front Differential
TA1B8EDJAAFront-Wheel DriveOpen Front Differential
TA1B8EQ1AAFront-Wheel DriveOpen Front Differential
TV1A3YB3ABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1A4YBAABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1A4YFBAAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1A4YFCBBVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1A4YKABBVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1A4YKCBBVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B4MB5ABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B4YKDBBVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B4YKEBBVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B4YN5ABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B5MBWABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B5MBXABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B5MBXACVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B5MBYABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B5MBYACVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B5MBZABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B5MBZACVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B7MFCBBVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B7MHCBAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B7MHDBAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B8MFEBAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B8MFEBBVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B8MFFBAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B8MHEBAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B8MHEBDVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TV1B8MTEABVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TZ102YBAAAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TZ102YBABAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TZ102YBCBAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TZ102YBDBAVariable Torque Distribution Centre Differential (VTD)Open Front Differential
TZ102Z1ABAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102Z1CBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102Z1DBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102Z3CBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZB1AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZB3AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZDAAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZDBAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZDCAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZRAAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZRCAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZWAAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ102ZWCAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ103ZB1AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ103ZR1AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A2ZU7AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A3ZB3AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A3ZF4AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A3ZF6AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A3ZS3AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A4ZDAAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A4ZDCAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A4ZFABAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A4ZKABAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A4ZKCBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1A4ZY5AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B3ZR6BAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B3ZS4AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B3ZS5AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B3ZS6AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B4LA8AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B4LQ8AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B4ZDDAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B4ZKDBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B4ZKEBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B4ZU2AAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B5LBWABActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B5LBXAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B5LBYAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B5LBZAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B5LSWAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B5LSWABActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B5LTWBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B5LWXAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LCACAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LCACBActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LDAAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LDCAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LDDACActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LFABBActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LFCBBActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LHABAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LHCBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LHDBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LHDBCActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B7LTCABActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LCZAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LDEAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LDEADActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LDJAAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LFEBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LFEBBActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LHEBAActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LHEBDActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LQ1ADActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential
TZ1B8LTEABActive Torque Split Multi-plate Transfer Clutch (ACT-4)Open Front Differential