Proline® Crankshaft Bearing And Seal For Stihl MS231 MS251 Chainsaw 9503 003 0340 Jonsered 820 4238 020 1202

4238 020 1202

P021009250

Cylinder is factory machine threaded M5 use Proline 75-1009 (you will need to add thread lock)

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Proline® Crankshaft Bearing And Seal For Stihl MS231 MS251 Chainsaw 9503 003 0340 Jonsered 820 4238 020 1202Proline crankshaft bearings and seals for Stihl MS231, MS251. Please match you part with ours for proper fitment; actual pictures are shown. Bearings not made in China. Includes: Crankshaft bearing (2pcs) Crankshaft seal (2pcs) Specs: Bearings are made from the finest material and they support high frequency oscillating loads. Seals resists swelling, chemical resistant, and have superior elasticity. Replaces Stihl OEM #: 9503 003 0340, 95030030340