11 25 PISTON WITH RINGS AND BOLTS (530i 2017-2022, 530i xDrive 2017-2022, 540i 2021-2022, 540i xDrive 2021-2022)
1125 TECHNICAL DATA OVERVIEW
| Piston diameter |
Measure the piston diameter at distance (A) from the lower end of the piston skirt.
 Courtesy of BMW OF NORTH AMERICA, INC.
|
Distance (A) to the lower end of the piston skirt |
10 mm |
| Nominal dimension of piston diameter |
81.958 mm... 81.996 mm |