Breakdown Of BMW Manual Gearbox Designations
WARNING: This page is about a different car, the 2018 BMW 340i and 2017 BMW 340i. However, it is still accessible from the selected car via links, so may be relevant.
| GS6-37BZ (new designation according to BMW Group Standard GS 90007) |
| G |
Transmission |
|
| S |
Transmission type |
- S = Manual gearbox
- A = Automatic transmission
|
| 6 |
Number of forward gears |
|
| - |
|
- - = Standard with manual gearshift
- HP = Hydraulic planetary gear
- DKG= twin-clutch gearbox
|
| 37 |
Transmission type |
- 26 = D-transmission
- 31 = C-transmission
- 39 = F-transmission
- 37 = H-transmission
- 53 = G-transmission
- 17 = I-transmission
- 47 = J transmission SMG -7-speed
- 45 = K transmission
- 36 = Transmission DKG
|
| B |
Gear set |
- B = Gasoline gear ratio
- D = Diesel gear ratio
- S= Sport gear ratio
|
| Z |
Code letter of transmission manufacturer |
- G = Getrag
- Z = ZF (Zahnradfabrik Friedrichshafen)
|
| BMW designation |
Manufacturer |
Manufacturer designation |
Remarks |
| S5D 200G |
Getrag |
B transmission (220/5) |
|
| S5D 200G |
Getrag |
B transmission (221/5) |
for M41 engine only |
| S5D 250G |
Getrag |
B transmission (220/5) |
Reinforced version |
| S5D 260Z |
ZF |
C-transmission (S5-31 D) |
for M51 engine only |
| S5D 280Z |
ZF |
C-transmission (S5-31) |
|
| S5D 310Z |
ZF |
C-transmission (S5-31) |
up to 9.95 |
| S5D 320Z |
ZF |
C-transmission (S5-31) |
from 9.95 (reinforced version) |
| GS5S31BZ (SMG) |
ZF |
C transmission |
SMG |
| GS5-39DZ |
ZF |
F transmission |
|
| S6S 420G |
Getrag |
D-transmission (226/6) |
|
| S6S 420G (SMG) |
Getrag |
D transmission |
SMG |
| S6S 560G |
Getrag |
E-transmission (286/6) |
|
| GS6-37BZ |
ZF |
H-transmission |
|
| GS6S37BZ (SMG) |
ZF |
H-transmission |
|
| GS6-37DZ |
ZF |
H-transmission |
|
| GS6-37BG |
Getrag |
H-transmission |
|
| GS6-53BZ |
ZF |
G-transmission |
|
| GS6-53DZ |
ZF |
G-transmission |
|
| GS6-17BG |
Getrag |
I-transmission |
|
| GS6-17DG |
Getrag |
I-transmission |
|
| GS7S47BG (SMG) |
Getrag |
J-transmission (247) |
SMG -7-gear |
| GS7D36SG |
Getrag |
DKG (436) |
DKG -7-gear |
| GS6-45BZ |
ZF |
K transmission |
|
| GS6-45DZ |
ZF |
K transmission |
|