Sumitomo S M Hedcon CB-A175 K-R-Y 10  Ratio 9.75 this is from a now closed factory that kept spare parts on the shelf Has some dust from sitting  input motor shaft dia. 1-7/8" out put shaft dia. 3-1/2"

Ratio 9.75
Model CB-A175 K-R-Y 10
Serial No.0000614

[Please Look at all the pictures they are part of the description]