Power: 400 hp Date of manufacture : 1979 - 1981
Production Manufacturer: Big Bud Type: Four-wheel Drive (4WD) tractor Factory: Havre, Montana, USA Original price: $109,000 (1978 ) Variants 400/20: gear shift 400/30: power shift Big Bud 400/20 Power Engine: 400 hp 298.3 kW Big Bud 400/20 Engine Mechanical Chassis: 4x4 articulated 4WD Final drives: planetary Steering: articulated power Brakes: pneumatic drum Cab: Cruiser Cab standard with air-conditioning. Transmission: 12-speed gear Hydraulics Type: closed center load sensing Valves: 4 Pump flow: 36 gpm 136.3 lpm Steering flow: 35 gpm 132.5 lpm Dimensions & Tires Wheelbase: 150 inches 381 cm Weight: 40000 lbs 18144 kg Front tire: 24.5-32 Rear tire: 24.5-32 Full dimensions and tires ... Electrical Ground: negative Charging system: alternator Charging amps: 75 Battery volts: 12

Big Bud 360/30	Power: 360 hp	Date of manufacture : 1979 - 1981

Big Bud 370	Power: 370 hp	Date of manufacture : 1986 - 1989

Big Bud 375	Power: 0	Date of manufacture : 1986 - 1990

Big Bud 400	Power: 400 hp	Date of manufacture : 1986 - 1988

Big Bud 400/20	Power: 400 hp	Date of manufacture : 1979 - 1981

Big Bud 400/30	Power: 400 hp	Date of manufacture : 1979 - 1981

Big Bud 402	Power: 402 hp	Date of manufacture : 1986 - 1989

Big Bud 440	Power: 440 hp	Date of manufacture : 1987 - 1989

Big Bud 450	Power: 450 hp	Date of manufacture : 1986 - 1989