Electra Grove Gear Speedtronics Gearbox 20:1 Reducer 88rpm 56C LH Output

Frame Size: 56C
Ratio: 20:1
Input RPM: 1750
Output RPM: 88
Input Shaft Diameter: 5/8" Spline shaft
Output Shaft Diameter: 1"
Output Shaft Orientation: Left hand
Looks like the gearbox was rebuilt by Midwest Power.