Suggested replacement:  Snowplow spinner motor Leeson electric Cat: 109203.00
 
Volt: 12VDC
HP: 3/4
Amp: 40
Ser. Fact: 1.00
Type: DN
Insulation class: H3
Frame: S56J
Shaft: 16mm  5/8" with a keyway
Torque: 26.3
Note: OEM is no longer available.  After market only.