Jinma
Jinma JM-284
The Jinma JM-284 is a 28 hp (20.9 kW) 4WD farm tractor built by Jinma in Yancheng City, China. It features a 1.5L 3-cylinder liquid-cooled diesel engine, a 12-speed gear transmission with 4 reverse speeds, and power steering. The tractor has a fuel capacity of 5.81 gallons (22.0 L) and a hydraulic system capacity of 2.38 gallons (9.0 L) with an open center type and 2200 psi pressure. It includes a rear PTO with live 2-stage clutch and 540/1000 rpm options. The tractor weighs 3003 lbs (1362 kg) and has dimensions of 117.7 inches length, 56.6 inches width, and 84.7 inches height. It rides on 6.00-16 front tires and 9.5-24 rear tires. Safety features include two-post ROPS and disc brakes.
Power28 hp
Foundedunknown
ModelJM-284
Technical Specifications
Detailed specifications and technical data for Jinma JM-284
Power
| Engine | 28 hp (20.9 kW) |
|---|
Engine
| Type | Jinma 1.5L 3-cyl diesel |
|---|---|
| Power | 28 hp (20.9 kW) |
| Detail | Jinma diesel 3-cylinder liquid-cooled |
| Rated RPM | 2300 |
| Bore/Stroke | 3.346x3.543 inches (85 x 90 mm) |
| Compression | 22:1 |
| Displacement | 93.5 ci (1.5 L) |
| Oil capacity | 6.36 qts (6.0 L) |
| Starter volts | 12 |
| Coolant capacity | 10.56 qts (10.0 L) |
| Oil change interval | 250 h |
Capacity
| Fuel | 5.81 gal (22.0 L) |
|---|---|
| Hydraulic system | 2.38 gal (9.0 L) |
Variants
| JM-280 | 2WD |
|---|---|
| JM-284 | 4WD |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
| Charging amps | 25 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Valves | 1 |
| Capacity | 2.38 gal (9.0 L) |
| Pressure | 2200 psi (151.7 bar) |
| Pump flow | 4.2 gpm (15.9 lpm) |
Mechanical
| ROPS | Two-post ROPS |
|---|---|
| Drive | Four-wheel drive |
| Brakes | Disc brakes |
| Steering | power |
Production
| Built in | Yancheng City, China |
|---|---|
| Manufacturer | Jinma |
Transmission
| Type | gear |
|---|---|
| Gears | 12 forward and 4 reverse |
| Description | Three gears (1-3) plus reverse (R) in two ranges (low/high). Creeper range doubles available speeds. |
Tractor hitch
| Control | position control |
|---|---|
| Rear Type | I |
| Rear lift (at 24"/610mm) | 875 lbs (396 kg) |
Dimensions & Tires
| Width | 56.6 inches (143 cm) |
|---|---|
| Height | 84.7 inches (215 cm) |
| Length | 117.7 inches (298 cm) |
| Weight | 3003 lbs (1362 kg) |
| Rear tire | 9.5-24 |
| Wheelbase | 64.9 inches (164 cm) |
| Front tire | 6.00-16 |
Power Take-off (PTO)
| Rear PTO | live (2-stage clutch) |
|---|---|
| Rear PTO Type | 540/1000 (1.375) |
Related Models
Jinma JM-280ModelJM-280