The fit includes both the left and right sides of the tank and comes with a red washer.
| BMW Part Number: | 16 12 1 233 557 |
| Model | Year |
| R45 (248) | 01/78-07/85 ECE |
| R45/N (248) | 03/78-07/85 ECE |
| R45T (248) | 10/80-06/85 ECE |
| R45T/N (248) | 09/80-07/85 ECE |
| R50/5 (2476) | 08/69-07/73 ECE |
| R60/5 (2476) | 08/69-07/73 ECE |
| R60/6 (2476) | 01/74-05/76 USA |
| R60/7 (2477) | 07/76-11/77 USA |
| R65 (248) | 07/78-04/85 USA |
| R65GS (2471) | 11/87-11/92 ECE |
| R65LS (248) | 06/81-02/85 USA |
| R75/5 (2476) | 08/69-07/80 ECE |
| R75/6 (2476) | 01/74-06/76 USA |
| R75/7 (2477) | 07/76-06/77 USA |
| R80 (2477) | 04/77-07/80 USA |
| R80G/S (2471) | 06/80-03/87 USA |
| R80RT (2477) | 08/82-10/84 USA |
| R80ST (2471) | 10/82-10/84 USA |
| R90/6 (2476) | 01/74-06/76 USA |
| R90S (2476) | 01/74-06/76 USA |
| R100/7T (2474) | 05/76-07/78 USA |
| R100/T (2474) | 09/78-09/84 USA |
| R100CS (2474) | 09/80-09/84 USA |
| R100RS 77-84 (2474) | 05/76-10/84 USA |
| R100RT 79-84 (2474) | 04/78-09/84 USA |
| R100S (2474) | 05/76-07/80 USA |