Type designation
Type designation |
FM55 501 A12345
The three groups of characters are separated by spaces and contain various pieces of information about the gearbox as specified below.
The first group: |
Pos. 1 - Drive F = Front-wheel drive
Pos. 2 - Type of gearbox
A = Automatic transmission
C = ACS and manual gearbox
M = Manual gearbox
Pos. 3 - Number of forward speeds
Pos. 4 - Overall ratio in top gear (code, see table)
The second group: |
Pos. 5 - Engine/Car adaptation
5 = Manual gearbox adapted to engines B206I, B234I and B204L
6 = Manual gearbox adapted to engine B258I
7 = Automatic transmission adapted to B206I engine 8 = Automatic transmission adapted to B234I engine Pos. 6-7 - Development variant
The third group: |
Pos. 8-13 - Serial number.
Manual gearboxes have a six character designation which starts with a letter which shows the line on which the gearbox was fitted. Each number series consists of a five digit number.
Code
|
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
Gear ratio
|
3.2
|
3.1
|
3.0
|
2.9
|
2.8
|
2.7
|
2.6
|
2.5
|
2.4
|
2.3
|