Part Number:  2-300-337M

Old Part Numbers:  2-300-337

Minn Kota Saltwater 12 Volt Brush End Housing Assembly w/ Speed Coil for 3-5/8" Lower Units

Fits all Minn Kota Riptide models with 50 - 55 pounds of thrust with a shaft length up to 52"

Not sure if this part will fit your Minn Kota trolling motor?  Parts Diagrams