Deutz BF4M2012C D4D Cylinder Liner 89904110 04250003 for Excavator & Truck Engine Parts

Product Details

Product Overview

This high-quality cylinder liner, identified by part numbers 89904110 and 04250003, is specifically engineered for the Deutz BF4M2012C and D4D diesel engine platforms. As a critical component of the engine block, this liner provides the precise cylindrical surface required for optimal piston movement and combustion efficiency.

Manufactured to original equipment specifications, this cylinder liner is commonly used in heavy-duty applications including excavators, trucks, forklifts, bulldozers, buses, and loaders. It is a direct replacement for worn or damaged liners, ensuring your Deutz engine maintains its performance, compression, and oil control. The OEM-standard sizing guarantees a proper fit within the engine block, reducing installation time and ensuring long service life.

Key Features & Benefits

• Precision Engineered Fit: Manufactured to OEM size specifications (89904110 / 04250003) for direct drop-in replacement in BF4M2012C and D4D engines, minimizing installation complexity.
• Superior Material Composition: Constructed from high-grade cast iron or steel alloy to withstand extreme combustion pressures, high temperatures, and wear, ensuring long-term durability.
• Enhanced Oil Control: The precision-honed internal surface finish promotes excellent oil retention and ring seal, reducing oil consumption and blow-by for cleaner, more efficient operation.
• High Heat Dissipation: Optimized wall thickness and material conductivity ensure efficient heat transfer from the piston to the engine cooling system, preventing hot spots and thermal stress.
• Rigorous Quality Control: Each liner undergoes strict inspection (with video outgoing inspection available) to guarantee dimensional accuracy, surface finish, and material integrity.
• Versatile Application: Suitable for a wide range of heavy machinery including excavators, trucks, forklifts, bulldozers, buses, and loaders, making it a versatile stock item for workshops.

Technical Specifications

OEM Cross-Reference

This cylinder liner is a direct replacement for the following OEM part numbers:

• 89904110 (Primary Deutz Reference)
• 04250003 (Alternative Deutz Reference)

Note: Always verify your engine block casting number and existing liner dimensions to ensure compatibility. These numbers correspond to the standard size liner for the specified Deutz engine series.

Compatibility

This cylinder liner is commonly used for the following engine models and equipment:

• Engine Models: Deutz BF4M2012C, Deutz D4D
• Vehicle/Equipment Applications: Excavators, Trucks, Forklifts, Bulldozers, Buses, Loaders, and other industrial machinery powered by the BF4M2012C or D4D engine.

Fitment is inferred based on the engine model provided. Please confirm your engine’s specific model code before purchasing.

Global Supply & Distribution

We support the global aftermarket with efficient shipping and logistics solutions. Our stock is available for immediate dispatch to major industrial ports and centers worldwide, including Rotterdam, Singapore, Dubai, Los Angeles, and Shanghai.

We serve key markets across North America, Europe, Asia-Pacific, the Middle East, and Africa. With expertise in international trade documentation and customs compliance, we ensure your parts arrive quickly and reliably, whether for fleet maintenance, heavy equipment repair, or wholesale distribution.

Quality Assurance

• Manufacturing Standards: Produced in ISO-certified facilities in China, adhering to strict quality management systems.
• Testing: A Machinery Test Report is provided with every shipment. Video Outgoing Inspection is also available to verify product quality before dispatch.
• Warranty: This product carries a 6-month warranty against manufacturing defects in material and workmanship, providing you with peace of mind for your repair project.

FAQ

Q1: Is this cylinder liner a direct replacement for my Deutz BF4M2012C engine?
Yes, this liner is designed to OEM specifications for the BF4M2012C and D4D engines. However, we always recommend checking your engine serial number and the part number (89904110 or 04250003) on your old liner to ensure a perfect match, as there may be different size variations (e.g., standard vs. oversized).

Q2: Do I need to replace the piston rings and gaskets when installing a new cylinder liner?
Yes, it is strongly recommended to install new piston rings and a new head gasket when replacing a cylinder liner. The old components will have worn to match the previous liner’s surface. Using new parts ensures proper sealing, compression, and oil control, maximizing the life of your new liner.

Q3: What is the recommended installation procedure for this liner?
Proper installation is critical. The cylinder bore in the engine block must be thoroughly cleaned and measured. The new liner should be installed using a specialized liner press tool to avoid distortion. After installation, measure the liner protrusion above the block deck to ensure it meets the engine manufacturer’s specifications. We recommend consulting the official Deutz service manual for your specific engine model for detailed torque specs and procedures.