Athena Crankshaft Retaining Ring KTM 35x42x4

The Athena crankshaft seal with dimensions 35x42x4 mm is a reliable choice for KTM 250-series, designed for engine overhauls and long-lasting sealing during off-road use. Suitable for professionals and enthusiastic mechanics who value precise fit and durable performance.

• Dimensions: Inner Ø 35 mm, Outer Ø 42 mm, Thickness 4 mm – exactly per OEM specifications.
• Compatibility: Fits KTM EXC-F 250 and KTM SX-F 250, model years 2005–2011.
• Brand and type: Athena crankshaft seal – specially developed for engine overhauls and reliable sealing.
• MPN: JU-M730002742500
• New: Original quality, ready for installation during maintenance and rebuilds.
• Application: Ideal for engine overhauls and routine maintenance on KTM 250 4-stroke models.

Thanks to its precise dimensions and reliable Athena construction, this crankshaft seal provides consistent oil sealing under heavy loads and high temperatures. Upgrading to this seal helps prevent leaks during engine overhauls and contributes to stable crankshaft operation, preserving engine performance and drive chain lifespan more effectively. Suitable for both professional mechanics and dedicated DIYers working on 2005–2011 KTM EXC-F/SX-F 250 models, who are looking for a durable, future-proof replacement part.