Piston rings (set of 5) for original 5 ring pistons ►see details (available for pre-order)
BMW part number: 11251256482.S11
Contains:
1st ring : 68 x 2 x 3 mm C1 rectangular compression ring
2nd ring: 68 x 2 x 3 mm C1 rectangular compression ring
3rd ring : 68 x 2 x 2.8 mm S11 Napier (scraper) ring
4th ring : 68 x 4 x 3 mm O25 beveled oil control ring
5th ring : 68 x 4 x 3 mm O25 beveled oil control ring
R51/2, R51/3
Motorcycle Model
Motorcycle Model
Main Group
Main Group
11 Engine

