crankshaft Sport for Simson S51, S53, Schwalbe (KR51/2), SR 50 = STT44242

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This is a discontinued item. We supply you substitute product with order number: STT44242

Replacement crankshaft for Simson S51, S53, Schwalbe or SR50. The crankshaft can be used in tuned engines or simply as a replacement. Its special features include a polished connecting rod as well as plastic inserts for a somewhat better seal than a conventional full circle crankshaft, at a lower weight. Shipped as pictured including small end bearing.