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| info | |
| The Upton HT-14/350 is one of the largest two-wheel drive tractors ever built. The rear axle has a 65,000 pound capacity and the tractor is was originally equipped with 20-ply earthmover tires. Over 80% of its 25-ton weight was carried on the rear. |
| Production | |
| Manufacturer: | Upton |
| Factory: | Corowa, New South Wales, Australia |
| Total built: | 1 |
| Original price (USD): | $70,000 (1978) |
| Capacity | |
| Fuel: | 350 gal [1324.8 L] |
| Hydraulic system: | 56 gal [212.0 L] |
| Dimensions & Tires | |
| Wheelbase: | 154 inches [391 cm] |
| Weight: | 40480 to 51000 pounds |
| Front tire: | 18.4x26 |
| Rear tire: | 33.5x33 |
| HT-14/350 Serial Numbers | |
| - Serial numbers unknown - |
| Upton HT-14/350 Power | |
| Engine: | 350 hp [261.0 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD |
| Brakes: | Westinghouse drums |
| Cab: | Cab standard with air-conditioning and stereo. |
| Hydraulics | |
| Capacity: | 56 gal [212.0 L] |
| Pressure: | 2031 psi [140.0 bar] |
| Total flow: | 48.08 gpm [182.0 lpm] |
| info | |
| Bore/Stroke: | 5.50x6.00 inches [140 x 152 mm] |
| Power: | 350 hp [261.0 kW] |
| Compression: | 14:1 |
| Rated RPM: | 2100 |
| Engine Detail | |
| Cummins NTC-350, aftercooled turbocharged diesel, 6-cylinder, liquid-cooled, 855 ci [14.0 L] |
| Transmission | |
| Transmission: | Spicer |
| Gears: | 14 forward and 4 reverse |
| Dimensions | |
| Weight: | 40,480 lbs [18361 kg] |
| Weight (operating): | 51,000 lbs [23133 kg] |
| Wheelbase: | 154 inches [391 cm] |
| Length: | 258 inches [655 cm] |
| Width: | 141 inches [358 cm] |
| Height: | 137 inches [347 cm] |
| Ground clearance: | 19 inches [48 cm] |
| 2WD turn radius: | 19.4 feet [5.9 m] |
| Upton HT-14/350 Tires | |
| Ag front: | 18.4x26 |
| Ag rear: | 33.5x33 |