Subaru Impreza 2003 Service Manual page 52

IDENTIFICATION
• Transmission
TV1B4VYAAA
Digits Code
1 T
2 V
3 and 4 1B
5 4
6 V
7 to 10 YAAA
• Rear differential 1
VA1
Code
XN 4.111
XP 4.444
• Rear differential 2
EG
Code
EG 3.900
ER 3.700
EM 4.444
EJ 4.111
EF 3.545
HJ 3.545
HG 3.900
IDENTIFICATION
Meaning
Transmission
Transmission type
Classification
Series
Transmission specifica-
tions
Detailed specifications
Reduction gear ratio
Reduction gear ratio
T: Transmission
Y: Full-time AWD MT center differential
V: Full-time AWD AT center differential
Z: Full-time AWD AT MPT
75: 5MT
85: 6MT
1A: AT
1B: AT
MT 4: 5MT
6: 6MT
AT 4: AT
A: FWD 4-speed AT
R: FWD Single Range 5-speed MT
V: Full-time AWD 5-speed MT with viscous coupling center dif-
ferential single range
W: Full-time AWD 6-speed MT with viscous coupling center dif-
ferential single range
X: Full-time AWD 5-speed MT with viscous coupling center dif-
ferential dual range
Z: Full-time AWD 4-speed AT with MPT
Y: Full-time AWD 4-speed AT with VTD
Used when ordering parts. See the parts catalog for details.
No
No
No
Viscous

SURETRAC
Viscous
Viscous

SURETRAC

SURETRAC
ID-6
Details
LSD
LSD