Transmission Identification
F13+/F13+ MTA/F17+/F17+ MTA, variant 1
The transmission number is to be found on the end shield
1. |
Manufacturing plant (A = Aspern, B = Bochum) |
2. |
Day in year |
3. |
Last digit of year |
4. |
Work shift (1 = early shift, 2 = late shift) |
5. |
Transmission type (F13/F17+) |
6. |
Transmission type F13+ |
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|
M = F13+ (modified F13 gearbox as of model year
2007) |
|
|
Z = F13+ MTA (modified F13-MTA gearbox with
modified 3rd gear ratio, model year 2007 only) |
|
|
P = F13+ |
7. |
Transmission code |
|
|
W = Wide Ratio |
|
|
C = Close Ratio |
|
|
E = Economy Ratio |
8. |
Final drive ratio |
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|
F13+/F13+ MTA/F17+/F17+ MTA, variant 2
The transmission number is to be found on the end shield
1. |
Day in year |
2. |
Last digit of year |
3. |
Work shift (1 = early shift, 2 = late shift) |
4. |
Transmission type F13+ |
|
|
M = F13+ (modified F13 gearbox as of model year
2007) |
|
|
Z = F13+ MTA (modified F13-MTA gearbox with
modified 3rd gear ratio, model year 2007 only) |
|
|
P = F13+ |
5. |
Transmission code |
|
|
W = Wide Ratio |
|
|
C = Close Ratio |
|
|
E = Economy Ratio |
6. |
Final drive ratio |
|
|
F13+/F13+ MTA/F17+/F17+ MTA, variant 3
The transmission number is to be found on the end shield
1. |
Manufacturing plant (A = Aspern, B = Bochum) |
2. |
Last digit of year |
3. |
Serial number |
4. |
Alpha code |
5. |
Transmission code |
|
|
W = Wide Ratio |
|
|
C = Close Ratio |
|
|
E = Economy Ratio |
6. |
Final drive ratio |
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|
M20/M20MTA/M32
The designation of M20/M20 MTA and M32 gearboxes is on the rear
gearbox housing above the axle shaft. An alphacode sticker is also
applied to the differential cover.
1. |
Transmission type (M32) |
2. |
Design (O = Opel) |
3. |
Engine family (2) |
4. |
Output ratio i a
(3.941) |
5. |
Wheel set (C) |
6. |
OPEL Alpha Code (MH) |
7. |
Serial number (7 digit) |
8. |
Last digit of year (e.g. 4 = 2004) |
9. |
2 blanks |
10. |
Manufacturing plant (A= Aspern) |
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|
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