Old Part Numbers: 421-070, 2-300-170
Fits the following freshwater Minn Kota trolling motor models with lower units that have an outside diameter of 4":
This part will come with the prop shaft seals and flange bearing already installed.
If you have a Minn Kota trolling motor model with 80 or 101 lbs of thrust that is not a Minn Kota Terrova, Ultrerra or Ultrex you will need p/n 92-300-160.
Anytime a lower unit is reassembled, the thru bolts need to be tightened within 40 - 50 inch pounds for 4" diameter lower units.
Not sure if this part will fit your Minn Kota trolling motor? Parts Diagrams