Shaft 12 tooth Pinion Gear for 18.75 to 1 gearbox 9/16-18

Shaft and 12 tooth Pinion Gear for the 18.75 to 1 reduction gearbox that uses the 9/16-18 right hand threads.

For Double stacked 9/16" bearings with a 1-3/8" Internal snap ring that holds them in place.

We have added two 5/8" External snap rings in between the two bearings so the inner race of the bearing touch and turn together.

The shaft and 12 tooth Pinion gear is heat treated and will last a Life Time.

This part is used in the Up graded 18.75 to 1 gear boxes and ALL Twin Engine gear boxes after 1-15-10.

With the clutch drum being threaded, this means you can remove or install a new clutch drum without having to split the gear case.

Link for the clutch drums:

http://www.staton-inc.com/store/products/Clutch_Drum_78_mm_ID_with_9_16_18_right_hand_threads-377-27.html

For the Honda GXH50 use the one below.
http://www.staton-inc.com/store/products/Stamped_Clutch_Drum_78_mm_ID_with_9_16_18_threads-864-27.html