The John Deere 320 is a lawn and garden tractor from 300 series of small tractors with V-twin 90° liquid-cooled 4-stroke Kawasaki FD590V vertical engine 585 cc (35.7 cu-in) and belt-driven hydrostatic transmission. The John Deere 320 garden tractor was manufactured in Horicon, Wisconsin, USA from 1991 to 1994.
The John Deere 320 tractor used a V-twin 90° liquid-cooled four-stroke Kawasaki FD590V gasoline engine with vertical PTO shaft. The FD590V has OHV (overhead valve design); cast iron cylinder liners; horizontal draft type carburetor with fixed main jet; mechanical diaphragm type fuel pump; full transistor ignition system with fixed timing; mechanical governor. The Kawasaki FD590V develops 18.0 HP (13.4 kW) at 3,600 rpm and 41.5 Nm (4.23 kg·m; 30.63 ft·lb) at 2,600 rpm of torque. A 74.0 mm (2.91 in) cylinder bore and 68.0 mm (2.68 in) piston stroke give the motor a total of 585 cc of displacement. Compression ratio rating is 8.7:1.
The John Deere 320 is equipped with Sundstrand BDU-21 belt-driven hydrostatic transmission (infinite forward and reverse gears), manual steering, drum brakes. This tractor used open operator station. The JD 320 also features an electric starter and a large 3-gallon (11.4 L) fuel tank.
Following attachments are available for The JD 285 tractor:
- John Deere 48-inch mower deck – mid-mount 48-inch deck (1210.0 mm) deck has three blades, manual lift and adjustable cutting height between 1.5 and 4 inches. (Cutting height: 25—102 mm (1.00—4.00 in)
- John Deere blade – front-mount 1060.0 mm (42 in) blade with manual lift;
- John Deere snow blower – front-mount snow blower with 1060.0 mm (42 in) clearing width and manual lift;
John Deere 320 Specifications
| General Specifications | |
| Model | John Deere 320 |
| Length | 1,810 mm (71.5 in) |
| Width | 1,050 mm (41.5 in) |
| Height | 1,110 mm (43.6 in) |
| Wheel base | 1,210 mm (47.9 in) |
| Weight | 283 kg (625 lbs) – shiping |
| Fuel tank capacity | 11.4 L (3 gal) |
| Battery | 12V |
| Engine | |
| Engine model | Kawasaki FD590V |
| Fuel | Gasoline |
| Displacement | 585 cc (35.7 cu-in) |
| Bore x stroke | 74.0 x 68.0 mm (2.91 x 2.68 in) |
| Power output | 18.0 HP (13.4 kW) at 3,600 rpm |
| Starter type | Electric starter |
| Oil type | 10W30 |
| Oil capacity | 1.7 L (1.8 US qt) |
| Spark plug | NGK: BMR6A; |
| Transmission and chassis | |
| Chassis | 4×2 (2WD) |
| Transmission type | Belt-driven hydrostatic (Sundstrand BDU-21) |
| Gears | Infinite forward and reverse |
| Ground speed |
Forward: up to 11.3 kmh (7.0 mph) Reverse: up to 4.7 kmh (2.9 mph) |
| Transmission oil capacity | 2.5 L (2.6 qts) |
| Wheels and tires | |
| Front tires | Lawn/turf: 16×6.50-8 |
| Rear tires |
Lawn/turf: 23×10.50-12 Ag rear: 23×10.50-12 |