The Kubota ZD18 is a 2WD zero-turn mower from the ZD series. This tractor was manufactured by Kubota from 2001 to 2006. The Kubota ZD18 is equipped with a 0.7 L (43.9 cu·in) three-cylinder diesel engine and a hydrostatic transmission with infinite forward and reverse gears.
The Kubota ZD18 zero-turn mower used the Kubota D722 engine. It is a 0.7 L, 719 cm2, (43.9 cu·in) three-cylinder natural aspirated diesel engine with 67.0 mm (2.64 in) of the cylinder bore and 68.0 mm (2.68 in) of the piston stroke. This engine produced 18.2 PS (13.4 kW; 18.0 HP) at 3,200 rpm of output power.
The Kubota ZD18 is equipped with differential power steering, two-post foldable ROPS, 30.0 liters (7.9 US gal.; 6.6 Imp. gal) fuel tank, and mid-mount the Kubota RCK54-18Z – 54 inches (1,370 mm) mower deck with 3-blades.
Kubota ZD18 Specifications
| General Specifications | |
| Model | Kubota ZD18 |
| Length | 2,030 mm (79.9 in) |
| Width | 1,340 mm (52.8 in) |
| Height | 1,910 mm (75.2 in) |
| Wheel base | 1,240 mm (48.8 in) |
| Weight | 610 kg (1,345 lbs) |
| Fuel tank capacity | 30.0 liters (7.9 US gal.; 6.6 Imp. gal) |
| Battery | 12V, CCA: 450A |
| Cabin type | Two-post foldable ROPS |
| Engine | |
| Engine model | Kubota D722 |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 0.7 L, 719 cm2, (43.9 cu·in) |
| Bore and stroke | 67.0 mm X 68.0 mm (2.64 in X 2.68 in) |
| Horsepower | 18.2 PS (13.4 kW; 18.0 HP) at 3,200 rpm |
| Starter | Electric |
| Transmission and chassis | |
| Chassis | 4×2 2WD |
| Steering type | Differential power |
| Brakes | – |
| Transmission model | – |
| Transmission type | Hydrostatic |
| Gears | Infinite forward and reverse |
| Speed | Forward: 14.6 kmh (9.1 mph) Reverse: 8.0 (5 mph) |
| Tires | |
| Front tires | Lawn/turf: 15×6.0-6 |
| Rear tires | Lawn/turf: 23×10.50-12 |
| PTO (Power take-off shaft) | |
| Middle PTO type | Independent |
| Middle PTO speed | – |
My serial number is missing the last number, its 6E99….. don’t know what the rest of it is. Can you help, I need to order another engine