JCB JS175W — 17–18 ton wheeled excavator: specifications, engines and hydraulics
The JCB JS175W belongs to the 17–18 ton class and is designed for a wide range of tasks, from road construction to utility installation and demolition. It combines lifting capacity, manoeuvrability and robust design for daily intensive operation.
Main technical specifications
- Operating weight: approx. 17,000–18,000 kg
- Max. digging depth: up to 6.2–6.4 m
- Bucket capacity: up to 0.9–1.1 m³
- Drive: 4x4
Engines
Depending on configuration, market and year, the JCB JS175W is equipped with ISUZU and JCB diesel engines:
- ISUZU 6BG1 — 6-cyl naturally aspirated diesel, ~6.5 L.
- ISUZU 6BG1TQB04 — turbocharged 6BG1 with improved performance.
- ISUZU 6BG1TRB05 — reinforced turbo version for excavator hydraulics.
- ISUZU 6BG1-TQB04 — alternative designation of turbo 6BG1.
- ISUZU 4HK1 — 4-cyl turbo diesel with intercooler.
- ISUZU 4HK1-XYSJ02 — 4HK1 variant for construction applications.
- JCB Dieselmax 444 — JCB in-house engine for stable heavy-duty work.
- JCB EcoMAX 444 — improved efficiency and lower emissions.
- JCB EcoMAX 672 — 6-cyl high-torque engine.
Hydraulic system
The excavator uses Kawasaki K5V80DTP and Kawasaki K5V80 pumps to deliver fast response, smooth control and stable pressure.
Advantages
✓ High productivity
✓ Reliability
✓ Operational flexibility
✓ Fuel efficiency
✓ Easy service
Applications
- Urban and road construction
- Industrial and infrastructure projects
- Utility installation
- Earthmoving and quarry works
- Demolition
- Site preparation
Attachments
- Heavy-duty buckets (standard, trenching, grading)
- Hydraulic breakers
- Hydraulic shears and crushers
- Grapples
- Augers
Spare parts
We supply parts for ISUZU 6BG1 / 6BG1TQB04 / 6BG1TRB05 / 6BG1-TQB04 / 4HK1 / 4HK1-XYSJ02 and JCB Dieselmax 444 / EcoMAX 444 / EcoMAX 672 engines, as well as Kawasaki K5V80DTP / K5V80 pumps, motors, valves, cylinders, seal kits, filters, turbos, injectors, fuel pumps, travel and swing gearboxes.
Please provide engine model and machine serial number for accurate selection.
