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| info | |
| F3680 ↑ | |
| Series: | F3990 |
| Production | |
| Manufacturer: | Kubota |
| Type: | Front-mount mower |
| Mechanical | |
| Chassis: | 4x4 4WD |
| Differential lock: | standard |
| Steering: | power |
| Brakes: | wet disc |
| Cab: | Two-post foldable ROPS. |
| Transmission: | hydrostatic |
| Capacity | |
| Fuel: | 16.1 gal 60.9 L |
| Power Take-off (PTO) | |
| Front PTO: | independent |
| Clutch: | hydraulic wet disc |
| Front RPM: | 2580 |
| Engine RPM: | $26,915@2015@@@@60-inch |
| Dimensions & Tires | |
| Wheelbase: | 51.2 inches 130 cm |
| Weight: | 1716 lbs 778 kg |
| Front tire: | 24x12-12 |
| Rear tire: | 18x9.5-8 |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 60 |
| Charging volts: | 12 |
| Battery | |
| Volts: | 12 |
| info | |
| F3680 ↑ | |
| Series: | F3990 |
| Engine Detail | |
| Kubota V1505, diesel, 4-cylinder, liquid-cooled | |
| Displacement: | 1498 cc 91.4 ci |
| Bore/Stroke: | 3.071x3.087 inches 78 x 78 mm |
| Emissions: | Tier IV |
| Power: | 39 hp 29.1 kW |
| Air cleaner: | dual elment dry |
| Starter: | electric |
| Starter volts: | 12 |
| info | |
| F3680 ↑ | |
| Series: | F3990 |
| Transmission | |
| Type: | hydrostatic |
| Gears: | infinite forward and reverse |
| info | |
| F3680 ↑ | |
| Series: | F3990 |
| Kubota F3990 Tires | |
| Lawn/turf front: | 24x12-12 |
| Lawn/turf rear: | 18x9.5-8 |
| Dimensions | |
| Wheelbase: | 51.2 inches 130 cm |
| Length: | 98.9 inches 251 cm |
| Width: | 78.1 inches 198 cm |
| Height (ROPS): | 78.1 inches 198 cm |
| Weight: | 1716 lbs 778 kg |
| Ground clearance: | 9.3 inches 23 cm |
| Front tread: | 41.2 inches 104 cm |
| Rear tread: | 39.3 inches 99 cm |
| info | |
| F3680 ↑ | |
| Series: | F3990 |
| Attachment overview | |
| 60" front-mount mower deck, 72" front-mount mower deck |
| 60" Mower deck | |
| Type: | front-mount Kubota, 3-blade |
| Cutting width: | 60 inches 152 cm |
| Cut height: | 1 to 5 inch 2 to 12 cm |
| Cut positions: | 17 |
| 72" Mower deck | |
| Type: | front-mount Kubota, 3-blade |
| Cutting width: | 72 inches 182 cm |
| Cut height: | 1 to 5 inch 2 to 12 cm |
| Cut positions: | 17 |