komatsu Piston S6D140 6212-31-2170 / 6212-31-2110 / 6212-31-2151 / 6212-31-2130 / 6210-31-2150

komatsu Piston S6D140 6212-31-2170 / 6212-31-2110 / 6212-31-2151 / 6212-31-2130 / 6210-31-2150 – OEM Quality

✅ In stock – order now!

📄 Product Description:

This piston is built for the komatsu S6D140 diesel engine, widely used in heavy construction machinery such as excavators, dump trucks, and crawler tractors. Manufactured to OEM standards, it ensures accurate fitment, optimal compression, and excellent thermal resistance. Suitable for engine overhaul.

🔧 Compatibility:

Engine model:

• komatsu S6D140 (6-cylinder inline diesel, NA or turbocharged)

Applications:

• Excavators

• Dump trucks and mining machinery

• Crawler tractors

• Road and heavy-duty construction equipment

🔁 Cross-reference part numbers:

• 6212-31-2170

• 6212-31-2110

• 6212-31-2151

• 6212-31-2130

• 6210-31-2150

🛠️ Specifications:

• Piston diameter: 140 mm

• Piston height: ~145 mm

• Pin diameter: 45 mm

• Combustion chamber: Spherical or turbo-type (depends on model)

• Material: High-strength aluminum alloy

• Condition: New

• Warranty: 6 months

• Packaging: OEM box or export-grade packaging

• Shipping: Worldwide available

🔍 Key Features:

• OEM quality – meets Isuzu / Komatsu specs

• Superior thermal performance and durability

• Designed for high-load environments

• Ideal for rebuilding S6D140 diesel engines