Komatsu 4D105-5 Full Gasket Set 6131-11-1811 6131-K1-4000 Engine Overhaul Kit

Product Details

Product Overview

This premium Full Gasket Kit is specifically engineered for Komatsu machinery equipped with the robust 4D105-5 diesel engine. As a critical component of a complete engine overhaul, this set ensures a perfect seal and restores compression integrity. We serve a global clientele, with extensive shipping to North America, Europe, the Middle East, and the Asia-Pacific region, ensuring that your heavy equipment is back in operation with minimal downtime.

Key Features & Benefits

• OEM Standard Fitment: Manufactured to meet or exceed original Komatsu specifications for a precise, hassle-free installation.
• Superior Material Composition: Constructed from high-grade materials including multi-layer steel (MLS) for cylinder head gaskets, resisting high heat and pressure.
• Comprehensive Coverage: Includes every gasket and seal necessary for a complete upper engine rebuild, eliminating the need to source individual parts.
• Enhanced Durability: Designed to withstand the rigorous demands of heavy construction and mining applications, ensuring long service life.
• Cost-Effective Solution: Provides a reliable alternative to Genuine Komatsu parts without sacrificing quality, offering significant savings for fleet maintenance.

Technical Specifications

OEM Cross-Reference

This gasket set replaces the following original Komatsu part numbers:

• 6131-11-1811 (Main OEM Number)
• 6131-K1-4000 (Alternative OEM Number)

Note: Always verify your engine serial number for exact compatibility.

Compatibility

• Engine: Komatsu 4D105-5
• Vehicle/Machinery Applications: Komatsu bulldozers (e.g., D31, D37, D38 series), excavators, and other heavy equipment utilizing this engine platform.
• Year Range: Primarily 1990s to early 2000s models. Check your engine serial plate for confirmation.

Global Supply & Distribution

We are a dedicated supplier of aftermarket engine parts for the global construction and mining industry. Our logistics network ensures:

• Worldwide Shipping: Reliable delivery to all major ports including Shanghai, Rotterdam, Houston, Dubai, and Singapore.
• Major Markets: Extensive presence in North America (USA, Canada), Europe (Germany, UK, France), Middle East (UAE, Saudi Arabia), and Asia-Pacific (Australia, Japan).
• Fast Turnaround: Orders processed within 24 hours, with expedited shipping options available for urgent breakdowns.
• Trade Compliance: Full compliance with international export regulations, providing smooth customs clearance.

Quality Assurance

• Manufacturing Standard: Produced in ISO 9001 certified facilities, ensuring consistent quality control.
• Testing: Each gasket undergoes rigorous dimensional and material testing to guarantee a perfect seal.
• Warranty: Backed by a comprehensive 12-month warranty against manufacturing defects, providing peace of mind for your investment.

FAQ

Q1: Is this gasket kit a direct replacement for the OEM Komatsu part?
A: Yes, this kit is designed as a direct aftermarket replacement. It matches the exact dimensions and material specifications of the original Komatsu 6131-11-1811 and 6131-K1-4000 kits, ensuring a bolt-on installation without modifications.

Q2: What is typically included in this “Full Gasket Set”?
A: This kit includes all upper engine gaskets and seals, such as the cylinder head gasket, valve cover gasket, intake/exhaust manifold gaskets, oil pan gasket, front and rear crankshaft seals, and various O-rings. It provides everything needed for a top-end overhaul.

Q3: What is the recommended installation procedure?
A: We recommend following the official Komatsu service manual for your specific engine model. Critical steps include cleaning all mating surfaces thoroughly, applying thread locker to head bolts as specified, and tightening all fasteners to the manufacturer’s torque specifications in the correct sequence.