Mitsubishi GSK18 – Full Specifications & Model Overview
The Mitsubishi GSK18 is a compact half-track crawler tractor designed for superior traction and stability on wet, muddy, or sloped farmland. Built between 2003 and 2005, it belongs to the Mitsubishi GS Series and is engineered for environments where a wheeled tractor may struggle—such as rice paddies, soft soil, or mountainous regions.
Powered by a reliable Isuzu 1.0L 3-cylinder diesel engine, this model provides efficient performance with low fuel consumption and strong durability. Its half-track system increases flotation and grip while reducing soil compaction, making it ideal for rice farms, vegetable fields, and hilly terrain.
Overview
| Item | Details |
|---|---|
| Model | Mitsubishi GSK18 |
| Series | GS Series |
| Type | Half-track Crawler Tractor |
| Production Years | 2003 – 2005 |
| Manufacturer | Mitsubishi Agricultural Machinery |
| Drive | Half-track crawler |
| Steering | Power steering |
| Brakes | Wet disc brakes |
| ROPS | Two-post ROPS |
Engine
| Item | Details |
|---|---|
| Engine Model | Isuzu Diesel Engine |
| Engine Type | 3-cylinder, liquid-cooled diesel |
| Displacement | 1.0 L |
| Engine Power | 17.7 hp (13.2 kW) |
| Fuel Tank Capacity | 6.6 gal (25.0 L) |
| Cooling System | Water-cooled |
| Starter | Electric, 12V |
This compact Isuzu engine is known for durability, low vibration, and smooth power delivery—perfect for continuous field work on soft or uneven terrain.
Transmission
| Item | Details |
|---|---|
| Transmission Type | 6-speed manual |
| Drive System | Half-track traction |
| Clutch | Standard mechanical clutch |
| Purpose | Ideal for low-speed, high-torque operations in wet fields |
PTO & Hitch
| Item | Details |
|---|---|
| Rear Hitch Type | JIS0 (three-point hitch) |
| Rear PTO Type | 540 rpm (1.375″ shaft) |
| PTO Engine RPM Options | 500 / 774 / 1266 / –861 rpm @ 2500 engine rpm |
The multi-speed PTO makes the GSK18 highly compatible with rice-field implements, rotary tillers, small plows, and sprayers.
Dimensions & Tracks
| Item | Details |
|---|---|
| Wheelbase | 53 in (134 cm) |
| Weight | 2050 lbs (929 kg) |
| Front Tire | 6.00-12 |
| Rear | Rubber half-tracks |
| Design Purpose | Enhanced traction and reduced soil compaction |
The half-track design ensures reliable movement on muddy paddy fields where normal wheels may slip or sink.
Electrical System
| Item | Details |
|---|---|
| Ground | Negative |
| Battery Voltage | 12 V |
Model Description
The Mitsubishi GSK18 is purpose-built for agriculture in challenging terrain:
-
Superior traction thanks to its half-track crawler system
-
Optimized for rice farms, wetlands, and hilly fields
-
Compact and lightweight, perfect for narrow-field operations
-
Reliable 1.0L Isuzu diesel, known worldwide for longevity
-
Power steering & wet disc brakes for safe and stable control
-
Low fuel consumption makes it cost-efficient for daily farming
Farmers choose the GSK18 because it operates reliably even where traditional 4WD tractors encounter slipping or sinking. This model is especially popular in Asian rice-growing regions and is becoming increasingly requested in export markets with wet tropical climates.
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