Power: 20 hp Date of manufacture : 1989 - 1991
Production Manufacturer Gravely (a part of Ariens) Type Front-mount mower Gravely Pro Master 20-H Engines Gravely Pro Master 20-H Transmission Mechanical Chassis 4x2 2WD Brakes disc Cab Open operator station. Power Take-off (PTO) Front PTO independent Clutch electric Dimensions & Tires Weight 980 lbs 444 kg Front tire 18x8.50-8 Rear tire 4.80/4.00-8 Full dimensions and tires ... Electrical Ground negative Charging amps 15 (Kohler)   20 (Onan) Battery volts 12

Gravely lawn tractors 8199-G	Power: 19 hp	Date of manufacture : 1986 - 0000

Gravely lawn tractors GMT 900	Power: 26 hp	Date of manufacture : 1977 - 0000

Gravely lawn tractors GMT 9000	Power: 26 hp	Date of manufacture : 1977 - 1982

Gravely lawn tractors Pro Master 18-H	Power: 18 hp	Date of manufacture : 1989 - 1991

Gravely lawn tractors Pro Master 20-H	Power: 20 hp	Date of manufacture : 1989 - 1991

Gravely lawn tractors Pro Master 30-H	Power: 30 hp	Date of manufacture : 1989 - 1991

Gravely lawn tractors Westchester	Power: 12 hp	Date of manufacture : 1963 - 1966

Husqvarna lawn tractors 850-12	Power: 12 hp	Date of manufacture : 1989 - 1999