The John Deere 1250 is a 2WD or 4WD compact utility tractor manufactured by Yanmar for distributor John Deere in Japan from 1982 to 1989. The John Deere 1250 is equipped with a 2.3 L (142.7 cu·in) three-cylinder diesel engine and a sliding gear transmission with 9 forward and 3 reverse gears.
The John Deere 1250 compact utility tractor used the Yanmar 3T95 engine. It is a 2.3 L, 2,338 cm2, (142.7 cu·in) three-cylinder natural aspirated diesel engine with 95.0 mm (3.74 in) of the cylinder bore and 110.0 mm (4.33 in) of the piston stroke. The compression ratio rating is 18.0:1. This engine produced 44.6 PS (32.8 kW; 44.0 HP) at 2,500 rpm of output power.
The JD 1250 is equipped with power assist steering, differential hydraulic wet disc brakes, two-post ROPS, and 65.0 liters (17.2 US gal.; 14.3 Imp. gal) fuel tank. This tractor could be equipped with the John Deere 100 loader.
John Deere 1250 Specifications
| General Specifications | |
| Model | John Deere 1250 |
| Length | 3,410 mm (134.3 in) |
| Width | 1,650 mm (65 in) |
| Height | 1,420 mm (55.9 in) |
| Ground clearance | 440 mm (17.3 in) |
| Weight | 2,310 kg (5,093 lbs) |
| Fuel tank capacity | 65.0 liters (17.2 US gal.; 14.3 Imp. gal) |
| Battery | 12V |
| Cabin type | Two-post ROPS |
| Engine | |
| Engine model | Yanmar 3T95 |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 2.3 L, 2,338 cm2, (142.7 cu·in) |
| Bore and stroke | 95.0 mm X 110.0 mm (3.74 in X 4.33 in) |
| Compression ratio | 18.0:1 |
| Horsepower | 44.6 PS (32.8 kW; 44.0 HP) at 2,500 rpm |
| Starter | Electric |
| Oil capacity: | 10.6 L (11.2 US. qt, 9.3 Imp. qt.) |
| Coolant capacity: | 7.9 L (8.3 US. qt, 7 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×2 2WD or 4×4 MFWD 4WD |
| Steering type | Power assist |
| Brakes | Differential hydraulic wet disc |
| Final drive | Inboard planetary |
| Transmission model | – |
| Transmission type | Sliding gear |
| Gears | 9 forward and 3 reverse |
| Speed | Forward: 24.8 kmh (15.4 mph) Reverse: 12.7 (7.9 mph) |
| Tires | |
| Front tires | Ag: 9.5-24 |
| Rear tires | Ag: 14.9-28 |
| Three-Point Hitch | |
| Caterogy | II/I |
| Control type | Center-link draft sensing with position and contro |
| Lift capacity (at 610 mm /24 in) | 1,015 kg (2,240 lbs) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Continuous |
| Rear PTO speed | 540 rpm |
| Hydraulic system | |
| Hydraulic type | Open center |
| Valves | 0 to 2 |
| Pump flow | 11.2 gpm (42.4 lpm) |
| Steering flow | 4.7 gpm (17.8 lpm) |
| Total flow | 15.9 gpm (60.2 lpm) |