20431540 Engine Piston Kit 131mm Std For Volvo D12 D12C D12D Truck FH12 FM12 NH12 EC360B EC460B

Product Details

Product Overview

This premium Engine Piston Kit (Part Number: 20431540) is a direct replacement component engineered for the Volvo D12, D12C, and D12D diesel engine series. Designed to restore compression and power output, this kit is commonly used for heavy-duty applications in Volvo FH12, FM12, and NH12 trucks, as well as Volvo EC360B and EC460B excavators.

Manufactured to meet strict OEM tolerances, this piston kit features a standard (STD) bore size of 131.01 mm, ensuring a precise fit for engines requiring a fresh overhaul or rebuild. It is a critical component for maintaining fuel efficiency, reducing emissions, and extending the service life of your Volvo diesel engine.

Key Features & Benefits

• OEM-Grade Fitment: Directly replaces original part numbers 20431540, 20482587, 11015402, 85101452, and 7420515059, ensuring seamless installation without modifications.
• Precision Engineering: Machined to exact specifications with a cylinder bore of 131.01 mm (STD), a total length of 129.4 mm, and a compression height of 87.4 mm for optimal performance.
• High-Strength Construction: Manufactured from durable materials to withstand extreme combustion pressures and temperatures found in turbocharged diesel engines.
• Complete Assembly: Includes the piston assembly with a pin diameter of 55 mm and pin length of 107 mm, ready for installation with your existing rings and liners.
• Extended Service Life: Designed to reduce friction and wear, helping to minimize downtime and lower total cost of ownership for fleet operators and heavy equipment owners.
• Rigorous Testing: Each kit undergoes outgoing inspection and machinery test reporting to verify dimensional accuracy and structural integrity.

Technical Specifications

OEM Cross-Reference

This piston kit is a direct replacement for the following original equipment manufacturer (OEM) part numbers:

• Volvo: 20431540, 20482587, 11015402
• Renault Trucks: 7420515059
• Alternative Cross: 85101452

Always verify your existing part number against this list to ensure compatibility before purchasing.

Compatibility

This piston kit is specifically designed for the Volvo D12 engine platform. It is commonly used for the following vehicles and equipment:

• Trucks: Volvo FH12, FM12, NH12 series
• Excavators: Volvo EC360B, EC460B

Note: Fitment is based on the engine model (D12, D12C, D12D) and not on specific vehicle model years. Always confirm your engine serial number and piston size before ordering.

Global Supply & Distribution

We offer worldwide shipping from our distribution center in Guangdong, China. Our logistics network ensures fast and reliable delivery to major industrial hubs including:

• North America: Los Angeles, Houston, Chicago, Toronto
• Europe: Rotterdam, Hamburg, Antwerp, Felixstowe
• Asia-Pacific: Singapore, Shanghai, Tokyo, Sydney
• Middle East & Africa: Dubai, Jeddah, Durban

We have extensive experience exporting heavy-duty engine components and can manage customs documentation, bulk orders, and drop-shipping requirements for B2B clients. Contact us for volume pricing and lead times.

Quality Assurance

All piston kits are manufactured in ISO-certified facilities using advanced CNC machining and quality control processes. Each unit is inspected before shipment, and we provide outgoing video inspection and machinery test reports upon request. Our standard warranty covers manufacturing defects for 6 to 12 months from the date of purchase, giving you peace of mind for your rebuild project.

FAQ

Q: Will this piston kit fit my Volvo FH12 truck from 2005?
A: This kit is designed for the Volvo D12, D12C, and D12D engine series, which were used in FH12, FM12, and NH12 models. However, fitment depends on the specific engine variant and year. We recommend checking your engine serial number and comparing it to the OEM part numbers listed (20431540, 20482587, etc.) to confirm compatibility.

Q: Does this kit include piston rings and a liner?
A: This product is a piston assembly (piston with pin). It does not include piston rings or cylinder liners. For a complete rebuild, you may need to order rings and liners separately based on your engine’s specifications.

Q: What is the warranty period and what does it cover?
A: We offer a 6 to 12-month warranty against manufacturing defects, including material flaws or machining errors. The warranty does not cover damage caused by improper installation, use of incorrect lubricants, or normal wear and tear. We recommend professional installation by a qualified diesel mechanic.