PistonRing217 Standard Piston Rings for 800cc, D=84.4 - the three-ring set is for one piston only (normally need two sets).
| BMW Part Number: | 11 25 1 335 217 |
| Model | Year |
| R80 (2477) | 04/77-11/84 ECE |
| R80 (2477) | 04/77-07/80 USA |
| R80TIC (2477) | 06/78-01/85 ECE |