Hangzhou XC Machinery Co., Ltd. supplies aftermarket diesel engine spare parts for Komatsu excavators, including the PC60-7, PC120-6, and PC200-6 models. Our piston rings and related components are designed to meet the demands of heavy-duty construction equipment, ensuring reliable performance and extended service life.
Part Number: 4D102 Engine spare parts
Machine Model: PC120-6, PC128UU, PC200-6
Condition: Aftermarket New
Type: Liner Kit, Piston Ring Kit, SNAP RING, Main Bearing, Valve Guide, Intake Valve, Gasket Kit
These parts are suitable for Komatsu excavators PC60-7, PC120-6, PC128UU, and PC200-6, among others. Whether you are performing routine maintenance or a complete engine overhaul, our piston rings and engine components are designed to keep your machinery running smoothly.
Hangzhou XC Machinery Co., Ltd. is a China-based wholesaler specializing in excavator hydraulic pumps and parts, engine parts, undercarriage parts, electric parts, seal kits, filters, final drive and gear parts, hydraulic breakers, rock buckets, and scanner diagnosers. With over 8 years of experience in the construction equipment industry, we serve customers worldwide, including the US, Canada, Turkey, Italy, Brazil, Colombia, South Africa, UAE, and India.
We offer OEM and genuine parts for South Korean brands such as Daewoo, Doosan, Hyundai, Volvo, and Samsung; Japanese brands like Komatsu, Hitachi, Kobelco, Kato, Isuzu, and Mitsubishi; and Chinese brands such as SDLG, SANY, Zoomlion, and Liugong. Our extensive stock ensures quick availability of quality parts.
For inquiries or orders, please reach out to us:
We look forward to serving your excavator parts needs with reliable products and dedicated support.
This product is an aftermarket new diesel engine spare part set for Komatsu excavators, specifically piston rings and related components for 4D102 and 6D102 engines. It is identified by part number 6738-31-2031 and is compatible with machine models PC60-7, PC120-6, PC128UU, and PC200-6. The set includes liner kit, piston ring kit, snap ring, main bearing, valve guide, intake valve, and gasket kit components. It serves as a cost-effective alternative to OEM parts for engine maintenance and overhaul.
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