Suggested replacement: MO181100 Electric Motor For Coats Tire Changers 1.0hp - 110 V. 60 hertz. Includes wiring instructions to properly install this motor in many Tire Changers that have different switch configurations. 
 
Should fit the following models (that originally had electric motors): COATS: RC-15A, 5040, 5050, 5060, 5065, 6060, 7050, 7060, 7065, 7665, 9010, 9024.
 
Reference Part Number 8184691, 856330007376
5040A 5040E 50x 60x 70x 90x 50xx Series Tire Changer 6050A 6050E 6050AX 6050EX 6060AX 6060EX 6065AX 6065EX 7xxx Series Tire Changer APX80A APX80E APX90A APX90E GTS50, GTS60, GTS70 and GTS-90 Rim Clamp Tire Changers RC 45 RC 55 RC200EX, RC150EX Pro-tekTire Changer.
 
RPM 1725
Shaft diameter .625”
Shaft length 1.91”
Forward and Reverse 
Does NOT work with John Bean, Hofmann Tire Machines.
ANY Alteration VOIDS warranty
Model RAC56C17D5934