This is a brand Blower Motor fits models. The specs are as follows:Non-Vented Volts 12 Shaft Dia. 5/16″ Shaft Lgth. 2 1/2″ Body Lgth. 4 1/8″ Total Body Lgth. 4 3/4″ Body Dia. 3″ Stud Ctr. Dist. 2 5/16″ Rotation CCW Used on Models: Allis-Chalmers TRACTOR: 200 (S/N 4001 ) Gleaner COMBINE: F2 (S/N 51001 ) Gleaner COMBINE: F3 (S/N 51001 ) Gleaner COMBINE: K2 Gleaner COMBINE: L Gleaner COMBINE: L2 Gleaner COMBINE: L3 Gleaner COMBINE: M Gleaner COMBINE: MH2 Gleaner COMBINE: MH3 Gleaner COMBINE: M2 Gleaner COMBINE: M3 Gleaner COMBINE: N5 Gleaner COMBINE: N6 Gleaner COMBINE: N7 Gleaner COMBINE: R40 Gleaner COMBINE: R42 Gleaner COMBINE: R5 Gleaner COMBINE: R50 Gleaner COMBINE: R52 Gleaner COMBINE: R6 Gleaner COMBINE: R60 Gleaner COMBINE: R62 Gleaner COMBINE: R7 Gleaner COMBINE: R70 Gleaner COMBINE: R72 Thanks For Your Business!! A-70257336