Yanmar camshaft 129900-14010 129900-14580 China manufacturer supplier Yanmar 4TNE94 engine parts Hyundai R55-3 R55W-3 HSL810 excavator components

◆ Product Overview
A precision-machined, heavy-duty camshaft engineered for Hyundai excavators powered by the Yanmar 4TNE94 diesel engine. This critical component from a certified China manufacturer serves as a direct replacement for OEM part numbers 129900-14010 and 129900-14580. Specifically designed for the demanding duty cycles of compact excavators, it ensures precise valve timing, optimal engine performance, and long-term durability for overhauls and rebuilds in Hyundai R55-3, R55W-3, and HSL810 models.

◆ Manufacturer Information
✓ Manufacturer Type: China Construction Machinery Engine Parts Specialist
✓ Certification: ISO 9001:2015, IATF 16949 Certified
✓ Specialization: Yanmar/Hyundai Compact Equipment Engine Components
✓ Supply Model: Factory Direct to Global Construction Equipment Markets

◆ Part Number & Application
✓ OEM Part Numbers: 129900-14010, 129900-14580
✓ Engine Model: Yanmar 4TNE94 Diesel Engine
✓ Host Equipment: Hyundai Excavator Models R55-3, R55W-3, HSL810
✓ Application: Engine Overhaul, Rebuild, and Major Repair

◆ Product Specifications
✓ Product Type: High-Precision Engine Camshaft
✓ Condition: 100% New, Factory Direct Quality
✓ Manufacturer Origin: China Precision CNC Manufacturing
✓ OEM Reference: Direct Replacement for Yanmar/Hyundai 129900 Series Specifications
✓ Key Feature: Engineered for the specific power band and torque characteristics of the 4TNE94 engine in excavator applications

◆ Manufacturing Advantages
✓ Hyundai/Yanmar Integration Expertise: Specialized understanding of the Yanmar 4TNE94 engine as integrated into Hyundai compact excavators.
✓ Precision Grinding Technology: Utilizes advanced CNC cam grinding equipment to replicate exact OEM lobe profiles for optimal valve lift and duration.
✓ Material Durability: Manufactured from high-grade alloy steel with precise induction hardening on lobes and journals for maximum wear resistance.
✓ Stringent Quality Control: 100% inspection of critical dimensions ensures perfect fitment and correct engine timing.
✓ Application-Specific Validation: Products are validated against the operational profiles of the Hyundai R55 series excavators.

◆ Quality Assurance Process
✓ Material certification for premium camshaft-grade steel.
✓ Full-profile inspection using optical comparators and CMM against master OEM specifications.
✓ Hardness testing to verify proper heat treatment depth on all lobes and bearing journals.
✓ Surface finish analysis to ensure proper lubrication and longevity.
✓ Straightness and run-out verification for smooth operation and reduced vibration.

◆ Supply Chain Management
✓ Production Capacity: Dedicated precision machining line for compact equipment camshafts.
✓ Lead Time: 40-50 days for precision grinding and hardening processes.
✓ Minimum Order: Competitive MOQ for construction machinery distributors and excavator service centers.
✓ Packaging: Custom protective packaging to prevent damage to precision-ground surfaces.
✓ Logistics: Secure global shipping to construction equipment hubs and dealer networks.

◆ Technical Support Services
✓ Detailed application guide for Hyundai R55-3, R55W-3, HSL810 compatibility.
✓ Installation guidelines, including timing gear alignment procedures.

◆ Market Applications
✓ Hyundai Excavator Service Centers: Essential for overhauling engines in the popular R55 series excavators.
✓ Equipment Rental Fleets: Critical spare part for maintaining uptime in compact excavator rentals.
✓ Global Construction Parts Distributors: Key inventory item for the Hyundai compact equipment aftermarket.