ME997240 SDM31075ZX Piston Ring Set for Mitsubishi 4D34T Engine Excavator Truck

Product Details

Product Overview

This premium Piston Ring Set, identified by part numbers ME997240 and SDM31075ZX, is specifically designed for the Mitsubishi 4D34T diesel engine. As a critical component for engine performance and oil control, this ring set is commonly utilized in heavy-duty applications including Mitsubishi Canter trucks and various excavator models.

Manufactured to meet genuine OEM specifications, these piston rings ensure a precise fit and reliable operation within the 4D34T power unit. Whether you are performing a complete engine overhaul or replacing worn rings to restore compression and reduce oil consumption, this set provides the necessary durability for demanding construction and transportation environments.

Please verify your engine model and existing part numbers before ordering to confirm compatibility with your specific equipment.

Key Features & Benefits

• Genuine OEM Quality: Manufactured to the exact specifications of the original Mitsubishi 4D34T engine, ensuring reliable performance and long service life.
• Optimized Oil Control: Precision-engineered ring profiles minimize oil consumption while maintaining proper cylinder wall lubrication for reduced wear.
• Enhanced Compression: Restores engine compression power, improving fuel efficiency and overall engine output in your excavator or truck.
• Durable Construction: Built from high-grade materials designed to withstand the high temperatures and pressures of turbocharged diesel operation.
• Complete Set: Includes all necessary rings (compression, intermediate, and oil control rings) for a full cylinder replacement on the 4D34T engine.
• Long-lasting Parts Advantage: Engineered for extended service intervals, reducing downtime and maintenance costs for your fleet.

Technical Specifications

OEM Cross-Reference

This piston ring set replaces or corresponds to the following original equipment manufacturer numbers:

• ME997240 (Primary Mitsubishi Part Number)
• SDM31075ZX (Alternative/Cross-Reference Number)

This set is specifically designed for the Mitsubishi 4D34T engine. Always cross-reference your existing ring part numbers against these listings to ensure correct fitment.

Compatibility

This piston ring set is compatible with the following applications:

• Engine: Mitsubishi 4D34T (4-cylinder turbocharged diesel engine)
• Vehicle Applications (commonly used for):
  • Mitsubishi Canter trucks (various models equipped with the 4D34T engine)
  • Excavators and construction machinery powered by the Mitsubishi 4D34T engine

Note: Fitment may vary depending on the specific vehicle model and engine configuration. Please verify your engine serial number and existing piston ring dimensions to confirm compatibility.

Global Supply & Distribution

We offer worldwide shipping for this Mitsubishi 4D34T piston ring set, serving B2B customers across all major industrial markets. Our distribution network covers:

• North America: Fast delivery to ports and industrial hubs in the USA, Canada, and Mexico.
• Europe: Efficient logistics to major European ports and inland destinations for construction and trucking sectors.
• Asia-Pacific: Direct sourcing from Japan with expedited shipping to markets in Southeast Asia, Australia, and New Zealand.
• Middle East & Africa: Reliable supply to heavy equipment dealers and fleet operators in oil, gas, and mining regions.
• South America: Competitive shipping options to key industrial centers.

With a low MOQ of just 1 piece and prompt delivery upon payment receipt, we cater to both urgent replacement needs and bulk inventory requirements for workshops and distributors.

Quality Assurance

Our piston ring sets are sourced from genuine Japanese manufacturing channels, ensuring adherence to strict OEM quality standards. Each set undergoes rigorous inspection to guarantee:

• Correct ring dimensions and end gap specifications for the 4D34T cylinder bore.
• Proper material composition for heat and wear resistance.
• Accurate surface finish for optimal break-in and sealing.

We stand behind our product with a 3-month warranty against manufacturing defects. For any technical questions regarding installation or fitment, our team provides video technical support to assist you after the warranty period.

FAQ

Q1: How do I confirm this piston ring set fits my specific Mitsubishi 4D34T engine?
A: Verify your engine’s model number is exactly 4D34T. Check the existing ring part numbers on your old rings; they should match ME997240 or SDM31075ZX. For absolute certainty, measure the cylinder bore diameter and compare it to the standard 4D34T specifications. If your engine has been rebored, you may require oversized rings.

Q2: What is the proper installation procedure for these piston rings?
A: Installation requires careful attention to ring orientation and end gap positioning. Ensure the cylinder bore is clean and within specification. Stagger the ring end gaps (typically 120 degrees apart) to prevent blow-by. Use a piston ring compressor tool to avoid damaging the rings or piston lands. Always lubricate the rings and cylinder walls with clean engine oil during assembly. We recommend consulting the Mitsubishi 4D34T service manual for torque specifications and detailed procedures.

Q3: Can these rings be used in engines that have been rebuilt or sleeved?
A: These rings are designed for standard bore dimensions of the 4D34T engine. If your engine has been previously rebored or fitted with a cylinder sleeve, the bore diameter may have changed. You must verify that the bore is still within the standard size range for these rings. Using standard rings in a non-standard bore can lead to improper sealing, excessive oil consumption, or ring breakage. Always measure the bore before installation.