Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Impreza 2001-2002.2004-2007 Approved Subaru Impreza 2006-07 Transmission 6MT Manual Trans & Diff
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MANUAL TRANSMISSION
AND DIFFERENTIAL
6-SPEED (6MT)
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
1. General Description
A: SPECIFICATION
1. MANUAL TRANSMISSION AND DIFFERENTIAL
Type 6-forward speeds and 1-reverse
1st 3.636
2nd 2.375
3rd 1.761
Transmission gear ratio 4th 1.346
5th 0.971
6th 0.756
Reverse 3.545
Front reduc- Type of gear Hypoid
Final
tion gear Gear ratio 3.900
Type of gear Helical
Transfer
Rear reduc- Gear ratio 1.100
tion gear Type of gear Hypoid
Final
Gear ratio 3.545
Front differ- Type and number of gear Planetary gear (Pinion gear: 8, Gear: 2)
ential Type of LSD Helical
Planetary gear
Center differ-
Type and number of gear (Internal gear: 1, Pinion gear: 6, Sun gear: 1 and Electromagnetic floating vari-
ential
able control multiple clutch)
Transmission gear oil GL-5
Transmission gear oil capacity 4.1 2 (4.3 US qt, 3.6 Imp qt)
2. TRANSMISSION GEAR OIL
Recommended oil:
(1)
(2)
(3)
GL-5
(4)
( C) -30 -26 -15 -5 0 15 25 30
( F) -22 -15 5 23 32 59 77 86
90 (5)
85W
80W
75W -90
DI-00105
(1) Item
(2) Transmission gear oil
(3) API standard
(4) SAE viscosity No. and applicable temperature
(5) STI model
6MT-2
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
B: COMPONENT
1. CLUTCH HOUSING
(2)
(3) (7)
(4)
(1) (6)
(5)
T2
(8)
(14) (9)
(10)
(12)
T3
(13)
(11)
T1
T4
MT-01449
(1) Oil level gauge (8) Clutch housing Tightening torque: Nm (kgf-m, ft-lb)
(2) Oil seal (9) Speedometer driven gear T1: 6.4 (0.65, 4.7)
(3) Snap ring (10) Snap ring T2: 41 (4.2, 30.2)
(4) Washer (11) Gasket T3: 50 (5.1, 36.9)
(5) Speedometer driven gear shaft (12) Oil seal T4: 70 (7.1, 51.6)
(6) Pitching stopper bracket (13) Clutch release bearing guide
(7) Clip (14) O-ring
6MT-3
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
2. ADAPTER PLATE
(1)
T3
(2)
T2
T2
(3)
(4)
(5) (7)
(9) (8)
(6) (10)
T1
T3
(12)
(13)
(11)
T1
MT-01450
(1) Air breather hose (7) Plug (13) Oil chamber
(2) Transmission harness stay (8) Gasket
(3) Plug (9) Spring Tightening torque: Nm (kgf-m, ft-lb)
(4) Gasket (10) Ball T1: 6.4 (0.65, 4.7)
(5) Spring (11) Lubrication pipe T2: 37 (3.8, 27.3)
(6) Plunger (12) Adapter plate T3: 50 (5.1, 36.9)
6MT-4
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
3. TRANSMISSION CASE
T1
(4)
(9)
(2)
T3
T4 T1
(10)
(16)
(1) (6) T3
(16)
(16) (4)
(11)
(3)
(12)
(13)
(14)
(5) (16)
(15)
(8)
(16)
T5
T2
T2
(7)
T3
T3
(16) T1
MT-01451
(1) Pilot bolt (9) Return spring Tightening torque: Nm (kgf-m, ft-lb)
(2) Neutral position switch (10) Pressure relief valve T1: 13 (1.3, 9.6)
(3) Back-up light switch (11) Return spring T2: 16 (1.6, 11.8)
(4) O-ring (12) Ball T3: 32 (3.3, 23.6)
(5) Adapter plate (13) Ball T4: 34 (3.5, 25.1)
(6) Transmission case (14) Spring T5: 41 (4.2, 30.2)
(7) Oil pipe (15) Plug
(8) Harness bracket (16) Gasket
6MT-5
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
4. OIL PAN AND OIL PUMP
(2) (3)
(11)
(4)
(1)
T3
(12)
T3
(9)
(5) (13)
(6)
(7)
T2
(8)
T4
(10)
T1
MT-00438
(1) Transmission case (8) Oil pan Tightening torque: Nm (kgf-m, ft-lb)
(2) Oil pump cover (9) Plate T1: 6.4 (0.65, 4.7)
(3) Oil guide (10) Gasket T2: 10 (1.0, 7.4)
(4) Oil pump driven gear ASSY (11) Oil guide T3: 25 (2.5, 18.1)
(5) Oil pump rotor ASSY (12) Oil pipe T4: 44 (4.5, 32.5)
(6) Strainer ASSY (13) O-ring
(7) Magnet
6MT-6
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
5. EXTENSION CASE AND CENTER DIFFERENTIAL
(5) (17)
(4) (15)
(3) (16)
(2)
(14)
(1)
T3
(18)
(21)
(22)
(10)
(23)
(19) (24)
(9) (13) (20)
(8) (12)
(11) (31)
(25)
(27)
T1 (26)
(28)
(7)
(29) T2
(30)
(6)
MT-01417
(1) Taper roller bearing (13) Extension guide (25) Reverse check lever COMPL
(2) Transfer driven gear (14) Extension case (26) Straight pin
(3) Taper roller bearing (15) Oil seal (27) Reverse check plug
(4) Shim (16) Oil seal (28) Spring
(5) Oil plate (17) Dust cover (29) Gasket
(6) Center differential (18) Snap ring (30) Plug
(7) Shim (19) Washer (31) Plunger
(8) Needle bearing (20) Bushing
(9) Needle bearing (21) Spring Tightening torque: Nm (kgf-m, ft-lb)
(10) Transfer drive gear (22) Reverse check shaft T1: 25 (2.5, 18.1)
(11) Ball bearing (with flange) (23) Ball bearing T2: 41 (4.2, 30.2)
(12) Snap ring (24) Oil seal T3: 48 (4.9, 35.4)
6MT-7
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
6. SHIFTER FORK AND FORK ROD
(10)
(9)
(8)
(7)
(15)
(1)
(1)
(6) (18)
(14) (1)
(5)
(4)
(1)
(3)
(1)
(1)
(2) (22)
(17)
(1)
(1)
(1)
(13)
(1)
(12) (16)
(1)
(20) (21)
(11)
(1)
(19)
(23)
(24)
MT-01262
(1) Spring pin (9) Washer (17) 5th-6th shifter arm
(2) Interlock arm (10) Snap ring (18) 5th-6th fork COMPL
(3) Interlock block (11) Reverse fork COMPL (19) 3rd-4th fork rod
(4) Reverse interlock block (12) Reverse shifter arm (20) 3rd-4th shifter arm
(5) Interlock arm (13) Reverse fork rod (21) 1st-2nd shifter arm
(6) Striking rod (14) Selector arm (22) 3rd-4th fork COMPL
(7) Selector arm No. 2 (15) Shifter arm shaft (23) 1st-2nd fork rod
(8) Neutral set spring (16) 5th-6th fork rod (24) 1st-2nd fork COMPL
6MT-8
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
7. MAIN SHAFT ASSEMBLY
(13)
(1)
(12)
(9)
(11)
(10)
(8)
(7)
(6)
(5)
(4)
(3)
(2)
(22)
(20) (29)
(28)
(27)
(21) (26)
(25)
(19)
(24)
(15)
(18) (23)
(14) (17)
(16)
MT-00442
(1) Main shaft (12) 4th bushing (23) Needle bearing
(2) Needle bearing (13) Needle bearing (24) 6th bushing
(3) 3rd drive gear (14) 5th bushing (25) Taper roller bearing
(4) Inner baulk ring (15) Needle bearing (26) Snap ring
(5) Synchro cone (16) 5th drive gear (27) Washer
(6) Outer baulk ring (17) 5th baulk ring (28) Washer
(7) 3rd-4th sleeve (18) 5th-6th sleeve (29) Lock nut
(8) 3rd-4th hub (19) 5th-6th hub
(9) Shifting insert key (20) Shifting insert key Tightening torque: Nm (kgf-m, ft-lb)
(10) 4th baulk ring (21) 6th baulk ring T: 392 (40.0, 289)
(11) 4th gear (22) 6th drive gear
6MT-9
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
8. DRIVE PINION AND DRIVEN SHAFT ASSEMBLY
(7)
(6)
(5)
(4)
(3)
(2)
T3 T1
(15)
(14)
(13) (24)
(1)
(23)
(12)
(11) (22)
(10)
(9)
(21)
(20)
(27)
(8)
(19) (26)
(25) T2
(18)
(17)
(16)
MT-00443
(1) Drive pinion shaft (13) 1st-2nd sleeve (25) Lock nut
(2) Taper roller bearing (14) Shifting insert key (26) Shim
(3) Shim (15) 1st-2nd hub (27) Collar
(4) Washer (16) Outer baulk ring
(5) Lock nut (17) Synchro cone Tightening torque: Nm (kgf-m, ft-lb)
(6) Thrust bearing (18) Inner baulk ring T1: 285 (29.1, 210)
(7) Needle bearing (19) 2nd driven gear * 265 (27.0, 195)
(8) Driven shaft (20) Needle bearing T2: 570 (58.1, 420)
(9) Key (21) 2nd bushing * 530 (54.0, 391)
(10) Needle bearing (22) 3rd-4th driven gear T3: 54 (5.5, 39.8)
(11) 1st driven gear (23) 5th-6th driven gear * Tightening torque when using ST.
(12) 1st synchro ring ASSY (24) Ball bearing
6MT-10
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
9. REVERSE IDLER GEAR ASSEMBLY
T
(21)
(7)
(6)
(5)
(4)
(3) (17)
T
(16)
(2) (20)
(15)
(1)
(14)
(21) (13)
(8)
(12)
(18) (11)
(19)
(10)
(9)
MT-01452
(1) Base (9) Reverse coupling sleeve (17) Reverse idler holder
(2) Washer (10) Reverse idler gear (18) Spring pin
(3) Reverse idler gear No. 2 (11) Spring (19) Knock pin
(4) Needle bearing (12) Sub gear (20) Washer
(5) Reverse idler synchro set (13) Friction plate (21) Gasket
(6) Reverse idler gear bushing (14) Snap ring
(7) Needle bearing (15) Washer Tightening torque: Nm (kgf-m, ft-lb)
(8) Shifting insert key (16) Snap ring T: 25 (2.5, 18.1)
6MT-11
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
10.FRONT DIFFERENTIAL
(1)
(3)
(9) (2)
(4)
T2
(7)
(6)
(5)
(7)
(3)
(5)
(6)
(8)
T1
T1
(8)
MT-01021
(1) Drive pinion shaft (6) Differential side retainer Tightening torque: Nm (kgf-m, ft-lb)
(2) Hypoid driven gear (7) O-ring T1: 25 (2.5, 18.1)
(3) Roller bearing (8) Retainer lock plate T2: 69 (7.0, 50.9)
(4) Differential ASSY (9) Speedometer drive gear
(5) Oil seal
6MT-12
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
11.TRANSMISSION MOUNTING
(4) (7)
(3)
T4 (6)
(2)
T3
T5
T2
(1) (8)
(9)
(3)
(11)
(2)
(8) (10)
(5) T2
T5
T1
T5
T6
MT-01072
(1) Pitching stopper (7) Rear crossmember Tightening torque: Nm (kgf-m, ft-lb)
(2) Spacer (8) Cushion D T1: 7.5 (0.76, 5.5)
(3) Cushion C (9) Center crossmember T2: 35 (3.6, 25.8)
(4) Front plate (10) Rear plate T3: 50 (5.1, 36.9)
(5) Dynamic damper (11) Front crossmember T4: 58 (5.9, 42.8)
(6) Rear cushion rubber T5: 70 (7.1, 51.6)
T6: 140 (14.3, 103)
6MT-13
General Description
MANUAL TRANSMISSION AND DIFFERENTIAL
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