Dayton 3GD57 Speed Reducer 1.5 HP C-Face Right Angle 1563 Output Torque Ratio 40:144 RPM5/8" Bore1.5" Output ShaftListed as used but looks like NOS. No marking to paint from being bolted up and coupling that was removed was new. So a bolt mark on the key stock from the coupling is the only sign of use.Free ShippingINV# P-133