Proline® crankshaft seal set for Stihl 042, 048 chainsaws. Please match you part with ours for proper fitment; actual pictures shown. Seals are Not made in China.
Includes:
- Crankshaft Oil Seal (2)
- TB seals just like the originals
- TB series seal is composed of a single external metal cage with an internal rubber
Replaces Stihl OEM #:
- 9640 003 3990, 96400033990
- 9640 003 1570. 96400031570