Laudat Supply - J. P. Sauer & Sohn WP121L spare parts
| Connection rod 1st stage | | Connecting rod bearing | 056272 |
| Connecting rod bushing | 033213 |
| Connecting rod bolt | 056316 |
Connection rod 2nd stage | | Connecting rod bearing | 056272 |
| Connecting rod bushing | 033213 |
| Connecting rod bolt | 056316 |
Connection rod 3rd stage | | Connecting rod bearing | 056272 |
| Connecting rod bushing | 033213 |
| Connecting rod bolt | 056316 |
Piston 1st stage | | Piston | 033186 |
| Gudgeon pin | 033 187 |
| Plain ring | 035199 |
| Nose ring | 033188 |
| Oil scraper ring | 035200 |
| Retaining ring | 002984 |
Piston 2nd stage | | Piston | 057519 |
| Gudgeon pin | 053727 |
| Plain ring | 033220 |
| Nose ring | 034213 |
| Oil scraper ring | 033221 |
| Retaining ring | 002984 |
Piston 3rd stage | | Piston | 057522 |
| Gudgeon pin | 053727 |
| Retaining ring | 002984 |
| Plain ring | 002663 |
| Nose ring | 002544 |
Cylinder with head and valve 1st stage | | Cylinder head | 064481 |
| Cylinder | 056216 |
| Air filter | 039546 |
| Valve | 037460 |
| Filter insert | 039548 |
Cylinder with head and valve 2nd stage | | Cylinder head | 064347 |
| Cylinder | 064346 |
| Valve | 035787 |
Cylinder with head and valve 3rd stage | | Cylinder | 064359 |
| Cylinder head | 064135 |
| Valve | 040889 |
| Safety valve | 033714 |
