YAMAHA TAIL 69M-G5300-00-4D

Function and technical context

The Yamaha 69M-G5300-00-4D tail is the rear propeller assembly that integrates the propeller, drive shaft and steering components on small displacement outboard engines. This group works on the propulsion and steering system, being responsible for converting engine power into controlled thrust and allowing the movement and maneuvering of the vessel. It is a critical element for navigation safety, since its integrity ensures constant traction, absence of abnormal vibrations and direct response to course changes; Any structural damage, bearing wear or corrosion can compromise propulsive efficiency and increase the risk of failure in open water.

When to replace this part?

Symptoms of tail deterioration include abnormal vibrations while driving, metallic noises in the propeller area, difficulty in steering or excessive play in the rudder, and visible discoloration or erosion due to marine corrosion. It is recommended to check the integrity of the tail and its internal components during each seasonal maintenance, especially after navigation in salt water or after hitting submerged objects. A preventive replacement avoids emergency repairs in the middle of the sea and prolongs the life of the transmission system.

Equivalent manufacturer part numbers