Branson 6640C: all source data
All 57 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Branson |
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| (no label) | Utility tractor |
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Engine| (no label) | Kukje 3.4L 4-cyl diesel |
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| Fuel tank | 24 gal | 90.8 L |
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Transmission| (no label) | 24-speed syncro shuttle |
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Power| Engine | 66 hp | 49.2 kW |
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| PTO (claimed) | 57 hp | 42.5 kW |
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Mechanical| (no label) | Four-wheel drive |
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| Steering | hydrostatic power |
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| (no label) | Wet disc brakes |
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| (no label) | Cab standard. |
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Hydraulics| Type | open center |
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| Mid valves | 2 |
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| Pump flow | 11.1 gpm | 42.0 lpm |
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| Steering flow | 6.9 gpm | 26.1 lpm |
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Hitch| Rear Type | II |
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| Control | position and draft control |
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| Rear lift | 4800 lbs | 2177 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540/670/1000 (1.375) |
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Dimensions| Wheelbase | 80 inches | 203 cm |
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| Weight | 5825 lbs | 2642 kg |
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| Front tire | 12.5/80-18 |
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| Rear tire | 16.9-28 |
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Electrical| Ground | negative |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Kukje D3400NA |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 208 ci | 3.4 L |
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| Bore/Stroke | 3.858x4.449 inches | 98 x 113 mm |
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| Power | 66 hp | 49.2 kW |
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| Fuel use | 2.4 gal/hour | 9.1 l/hour |
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| Air cleaner | dry |
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| Pre-heating | air heater |
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| Compression | 19.5:1 |
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| Rated RPM | 2600 |
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| Starter | electric |
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| Starter volts | 12 |
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Transmission
Transmission| Type | syncro shuttle |
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| Gears | 24 forward and reverse |
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| Clutch | dry disc |
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Dimensions
Tires| Ag front | 12.5/80-18 |
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| Ag rear | 16.9-28 |
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| Lawn/turf front | 31x15.50-15 |
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| Lawn/turf rear | LSW570x648 |
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| Industrial front | 12.5/80-18 |
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| Industrial rear | 16.9-28 |
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Dimensions| Wheelbase | 80 inches | 203 cm |
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| Length | 142 inches | 360 cm |
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| Width | 73 inches | 185 cm |
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| Height | 101 inches | 256 cm |
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| Weight | 5825 lbs | 2642 kg |
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| Ground clearance | 15 inches | 38 cm |
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| Front tread | 70 to 74.3 inches | 177 to 188 cm |
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| Rear tread | 70 to 74.4 inches | 177 to 188 cm |
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