YAMAHA AVANTE PIÑON 69W-45560-00 PAF60-04000600

Function and technical context

The forward sprocket is a fundamental part of the transmission system in Yamaha outboard motors, responsible for transmitting power from the crankshaft to the propeller through the propeller shaft. This bevel gear works in coordination with the bow pinion to reverse the direction of rotation and provide forward movement of the boat. Its correct operation is essential to ensure efficient propulsion and reliable driving behavior, since any wear or breakage on the pinion teeth has a direct impact on power transmission and can cause vibrations, abnormal noises in the gearbox or, in serious cases, loss of maneuverability.

When to replace this part?

The forward sprocket should be inspected regularly during seasonal maintenance, especially if the engine has been subjected to heavy use, hard acceleration or frequent gear changes. Symptoms of wear include clunking or grinding in the gearbox, difficulty shifting into forward gear, or noticeable vibrations while driving in reverse. It is recommended that this part be replaced preventatively every 300-400 hours of operation or if signs of erosion are observed on the gear teeth, as early replacement prevents costly secondary damage to other drive components and ensures the operational safety of the vessel.

Equivalent manufacturer part numbers

This forward sprocket replaces the following manufacturer references: 69W-45560-00 (Yamaha), 69W4556000 (Yamaha) and F60-04000600 (Parsun). Be sure to verify exact compatibility with your engine serial number before purchasing by consulting your boat's technical documentation or contacting the manufacturer's technical service.