Komatsu D65PX Dozer – Crawler Tractor

The Komatsu D65PX Dozer is engineered for optimal grading, pushing, and soft-terrain performance. This wide-track dozer is widely used in land clearing, construction, and pipeline operations, offering superior ground pressure distribution and operator visibility.

Engine & Power:

• Engine: Komatsu SAA6D114E-5, 6-cylinder, turbocharged diesel

• Tier Compliance: Tier 4 Final

• Net Power: 217 HP (162 kW) @ 1,950 RPM

Transmission & Travel:

• Type: Hydrostatic drive

• Gears: 3 forward / 3 reverse

• Top Speed:

  • Forward: 6.8 mph (10.9 km/h)

  • Reverse: 8.6 mph (13.8 km/h)

Undercarriage & Track System:

• Track Width: 34 in (860 mm)

• Ground Pressure: 6.6 psi

Blade Options:

• Straight Tilt Blade Capacity: 5.78 cu yd

• Semi-U Blade Capacity: 7.34 cu yd

Operating Weight: 49,833 lbs (22,610 kg)

Maintenance Essentials & Available Komatsu D65PX Parts

Keep your D65PX dozer running in peak condition with high-quality replacement parts from Broken Tractor:

• Komatsu Dozer Cab Glass (Right Hand) or (Left-Hand): Protect the operator cabin with this precision-fit right-hand glass panel.

• Komatsu Radiator for D65PX-12 Dozers – Direct replacement radiator ensures your cooling system stays effective under tough conditions.

• Komatsu Radiator for D65EX-15, D65PX-15, D65WX-15 – Heavy-duty radiator built for long service in high-temperature environments.

• Komatsu Radiator for D65PX-12, D65 Bulldozers (14X-03-11212) – OEM-fit radiator perfect for older D65PX models.

• Komatsu Fuel Cap (17A-04-41411) – Durable fuel cap ensures a tight seal to prevent fuel contamination.

Common Issues & Solutions

• Cab Visibility Problems: Replace damaged glass with OEM-grade Komatsu D65PX cab windows for safety and clarity.

• Overheating Engine: Swap out clogged or leaking radiators with our exact-fit Komatsu D65PX radiator replacements.

• Fuel System Contamination: Install a new non-vented Komatsu fuel cap to protect against dirt and moisture entry.

Pro Tips:

• Inspect radiator fins and coolant flow every 250 hours—especially in hot climates.

• Replace fuel caps during scheduled maintenance to ensure proper tank sealing.

• Glass replacement not only protects operators but may be required for OSHA compliance.

Serial Number Location:

The Komatsu D65PX serial number is typically located:

• On the left front frame, just behind the blade lift cylinder

• Or inside the cab on the firewall

Use this number to verify compatibility when ordering replacement parts.