23 11 Transmission designations

Breakdown of MINI designation:

Manual gearbox:

GS5-65 BH/SH
G	Transmission
S	Transmission type	S = Manual gearbox A = Automatic transmission
5	Number of forward gears
65		Manufacturer's code number
B	Gear set	B = Gasoline gear ratio D = Diesel gear ratio
R	Code letter of transmission manufacturer	H = Midland G = Getrag Z = ZF (Zahnradfabrik Friedrichshafen)

Automatic transmission:

GACVT 16Z (CVT) Automatic
G	Transmission
A	Transmission type	S = Manual gearbox A = Automatic transmission
CVT		Electronically controlled continuously variable automatic transmission
16		Manufacturer's code number
Z	Code letter of transmission manufacturer	Z = ZF (Zahnradfabrik Friedrichshafen)

GA6F21 WA Automatic
G	Transmission
A	Transmission type	S = Manual gearbox A = Automatic transmission
6	Number of forward gears
F21		Manufacturer's code number
WA	Code letter of transmission manufacturer	A = AISIN FT= AISIN model revision

Manual gearbox:

MINI designation	Manufacturer	Manufacturer designation	Remarks
GS5-65 BH	Midland	R65	R50
GS6-85DG	Getrag	G285D	R50
GS6-85BG	Getrag	G285	R52/R53
GS5-52 BG	Getrag	G252	R50/52
GS6-53BG	Getrag	G253	R55/R56/R57/R58/R60/R61 - N14, N16, N18 engine
GS6-55 BG	Getrag	G255	R55/R56/R57/R58/R60/R61 - N12, N16 engine
GS6-53DG	Getrag	G253	R55/R56 - W16 engine
GS6-53DG	Getrag	G253	R55/R56/R57/R58/R60/R61 - N47 engine
GS6-58BG	Getrag	G220	F56-B38
GS6- 59SG/DG	Getrag	G350	F56-B37/B48

Automatic transmission:

MINI designation	Manufacturer	Manufacturer designation	Remarks
GA CVT 16Z	ZF	ECVT	R52
GA 6F21 WA	AISIN	F21	R52/53/R55/R56/R57/R58/R60/R61
GA 6F21 FT	AISIN	F21 model revision	F56-B37/B38/B48
GA 8F22 FRUs	AISIN	GA8F22AW