SIX-IN-LINE · TRANSMISSION CATALOGUE
Getrag GS6-17BG
Getrag GS6-17BG: 6-speed manual transmission. Identification sheet using ratios for a manufacturer-documented F11 reference version. The F21 workbook’s manual-transmission ratio fields are empty; F11 data does not automatically verify the F21 version.
Identification sheet using ratios for a manufacturer-documented F11 reference version. The F21 workbook’s manual-transmission ratio fields are empty; F11 data does not automatically verify the F21 version.
This database is the result of research carried out by Six-In-Line Kft. in its spare time.
Technical data
- Transmission version
- 6 -speed manual
- Reference torque limit
- 270 Nm
- Manufacturer
- Getrag
- BMW code reference
- GS6-17BG
The torque limit is manufacturer data only for the specific F11 reference version named in the table.
Gear ratios
F11 523i · N53B30U0 referencia. Az F21 alkalmazások áttételei külön ellenőrzést igényelnek; az azonos alapkód több alkivitelhez is tartozhat. View sources
| Gear | F11 523i · N53B30U0 referencia |
|---|---|
| Torque limit | 270 Nm |
| 1 gear | 4,323 |
| 2 gear | 2,456 |
| 3 gear | 1,659 |
| 4 gear | 1,230 |
| 5 gear | 1,000 |
| 6 gear | 0,848 |
| Reverse (R) | -3,938 |
Reverse is consistently shown with a negative sign; BMW data sheets give the magnitude of the ratio.
Fluid data
No separately verified fluid data is available for this exact version. Determine the fluid using the full transmission identifier and BMW requirements.
Getrag identification
Getrag gyártmányú, hatfokozatú kézi váltó. A teljes BMW GS6-kódot, a kivitelazonosító utótagot és az OE-cikkszámot együtt kell feljegyezni.
In BMW’s code system, B/D refers to gear-set design; the final G indicates Getrag and Z indicates ZF.
Record the full marking on the transmission housing.
- Type designation
- The exact type shown on the plate, including every suffix.
- Manufacturer version identifier
- All letters, digits and suffixes of the transmission code; a casting mark alone is insufficient.
- Serial number
- Serial Number. Identifies the individual unit; not the same as the transmission family code.
- BMW / OE markings
- Manufacturer part numbers and other codes on the plate. Available fields vary by version.
Documented European applications (11)
F21, F22, F23, F30, F31, F36, F80, F87, G30 and F90 fitments come from research carried out by Six-In-Line Kft. in its spare time. Additional manufacturer sources and discrepancies are shown beside each result.
11 view pairings
| Chassis / model | Engine code | Recorded period | Source |
|---|---|---|---|
| F21 · 114i (102 LE / 75 kW) | 07.2012–01.2015 | N13B16K0 | 2012. 07. – 2015. 01. | Six-In-Line Kft. – independent F21 research |
| F21 · 116i (109 LE / 80 kW) | 03.2015–06.2019 | B38B15U0 | 2015. 03. – 2019. 06. | Six-In-Line Kft. – independent F21 research |
| F21 · 116i (136 LE / 100 kW) | 12.2011–02.2015 | N13B16U0 | 2011. 12. – 2015. 02. | Six-In-Line Kft. – independent F21 research |
| F21 · 118i (136 LE / 100 kW) | 03.2015–06.2019 | B38B15M0 | 2015. 03. – 2019. 06. | Six-In-Line Kft. – independent F21 research |
| F21 · 118i (136 LE / 100 kW) | 03.2015–06.2019 | N13B16U0 | 2015. 03. – 2019. 06. | Six-In-Line Kft. – independent F21 research |
| F21 · 118i (170 LE / 125 kW) | 07.2012–06.2019 | N13B16M0 | 2012. 07. – 2019. 06. | Six-In-Line Kft. – independent F21 research |
| F21 · 120i (177 LE / 130 kW) | 03.2015–06.2019 | N13B16M0 | 2015. 03. – 2019. 06. | Six-In-Line Kft. – independent F21 research |
| F21 · 120i (184 LE / 135 kW) | 07.2016–06.2019 | B48B20A | 2016. 07. – 2019. 06. | Six-In-Line Kft. – independent F21 research |
| F21 · 125i (218 LE / 160 kW) | 12.2011–12.2019 | N20B20M0 | 2011. 12. – 2019. 12. | Six-In-Line Kft. – independent F21 research |
| F21 · 125i (238 LE / 175 kW) | 03.2013–06.2019 | N20B20M0 | 2013. 03. – 2019. 06. | Six-In-Line Kft. – independent F21 research |
| F21 · 125i (224 LE / 165 kW) | 10.2015–06.2019 | B48B20B | 2015. 10. – 2019. 06. | Six-In-Line Kft. – independent F21 research |
Partial coverage. Confirm the actual fitted transmission using the VIN or identification plate.
Sources and data status
Checked: 2026-09-30. Each source indicates which data it supports.
- BMW Technical Training · F11 Drive · PDF page 27 (published copy)
BMW manual transmission codes: 6 speeds, B/D gear-set design, G = Getrag, Z = ZF; X indicates an all-wheel-drive version.
- BMW Technical Training · F11 Drive · PDF pages 28, 30–31 (published copy)
GS6-17BG (F11 N53B30U0), GS6-45BZ (F11 N55B30M0), GS6-45DZ (F11 N47D20O1): ratios and input torque. These are the stated F11 reference versions.
Our research workbook: BMW_F21_sixinline_valtoadatok_es_kezi_kivitelek.xlsx · Váltó adatlapok · A6:N6. Code references from Excel do not constitute full manufacturer verification.
Always check the full manufacturer identifier and the actual version on your own transmission.
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