

Gear,Idler
Промежуточная Шестерня
Engranaje Loco
This OEM idler gear (part 6519655X) is a precision-engineered engine timing drive transmission gear component designed specifically for Shacman H3000 heavy-duty commercial trucks equipped with Cummins engines. The 6519655X idler gear transmits rotational motion and torque within the engine timing gear train, maintaining precise angular synchronization between the crankshaft, camshaft, and accessory drive components under all operating conditions.
Manufactured from premium high-grade case-hardened alloy steel with exact dimensional specifications, precision gear cutting and grinding processes, and specialized surface treatments, this 6519655X idler gear withstands continuous high torque transmission loads, extreme rotational speeds, persistent tooth contact fatigue stresses, and prolonged intensive service during demanding heavy-duty commercial vehicle applications.
Replacing a worn, pitted, or excessively backlashed idler gear with this genuine 6519655X component restores proper engine timing synchronization and drive system reliability. The OEM part number guarantees exact dimensional specifications and factory-engineered quality specifically validated for Shacman H3000 Cummins truck engines.
| Parameter | Specification |
|---|---|
| OEM Part Number | 6519655X |
| Product Name | Gear,Idler |
| Brand | Shacman |
| Application | Cummins Engine Timing Gear Train – Precision Transmission Gear for Transferring Rotational Motion Between Crankshaft, Camshaft, and Accessory Drive Components |
| Compatible Model | Shacman H3000 Heavy-Duty Commercial Truck Series with Cummins Engine |
| Component Type | Precision Helical or Spur Cut Idler Gear with Hardened Tooth Profile, Central Bore with Bushing, and Specific Diametral Pitch for Torque Transfer |
| Material | High-Strength Case-Hardened Alloy Steel with Precision Ground Tooth Flanks and Anti-Corrosion Surface Preservation Treatment |
| Manufacturing Process | Precision Forging, CNC Gear Hobbing or Shaping, Case Carburizing Heat Treatment, Tooth Flank Grinding, Dimensional Verification, Magnetic Particle Inspection |
| Function | Engine Timing Component for Transmitting Rotational Torque Between Gears, Maintaining Precise Angular Relationship, and Ensuring Synchronized Valve and Accessory Drive Operation |
The 6519655X idler gear serves as a vital engine timing drive transmission gear component engineered to transmit rotational motion within the timing gear train on Shacman H3000 heavy-duty commercial trucks.
This 6519655X idler gear provides essential torque transfer and timing synchronization, significantly ensuring precise valve train operation and reliable accessory drive function through its precisely engineered case-hardened tooth profile and durable alloy steel construction.
The precisely controlled tooth geometry and surface hardness of the 6519655X provide optimal load distribution and wear resistance, ensuring reliable timing drive performance during demanding heavy-duty commercial vehicle operations.
This 6519655X component maintains its dimensional accuracy and tooth integrity throughout its service life, resisting pitting and fatigue fracture during prolonged exposure to high torque loads and continuous rotational cycling worldwide.
The high-strength case-hardened alloy steel and precision ground tooth surfaces of the 6519655X provide exceptional durability and contact fatigue resistance, withstanding continuous gear mesh stresses throughout the vehicle service life.
The 6519655X idler gear is manufactured to meet the specific tooth profile, pitch diameter, and durability requirements of Shacman H3000 Cummins truck engines, assuring complete compatibility with mating timing gears.
By providing dependable torque transmission with durable hardened construction, this component contributes directly to precise valve timing, engine efficiency, and maintained vehicle performance in demanding transport environments worldwide.
The 6519655X idler gear utilizes precision forging and quality-controlled CNC gear hobbing that provide consistent tooth profile accuracy and reliable torque transmission without defects during extended service life.
The precisely controlled tooth flank finish and case hardening depth of the 6519655X ensure proper gear mesh contact and wear resistance, maintaining reliable timing drive function throughout the vehicle operational lifespan.
The carefully engineered helix angle and tooth surface treatment of the 6519655X provide enhanced load sharing and noise reduction, enabling the gear to transmit torque smoothly under extreme engine operating conditions.
Each idler gear undergoes rigorous quality verification, including tooth profile inspection, hardness testing, and magnetic particle inspection to guarantee reliable performance in demanding torque transmission applications.
The material selection for the 6519655X prioritizes high-strength case-hardened alloy steel for superior load capacity and enhanced tooth surface durability in harsh engine operating environments.
The 6519655X idler gear design has been validated through extensive gear mesh fatigue and durability testing to ensure reliable performance throughout the complete vehicle operational interval.
Replacement of a worn 6519655X idler gear requires removing the engine front cover, accessing the timing gear train, carefully extracting the old idler gear, and installing the new component with proper alignment and torque procedures.
When installing the new 6519655X idler gear, ensure that the mounting shaft or bearing surface is properly lubricated, that the gear is correctly aligned with mating gears, that timing marks are indexed, and that retaining fasteners are tightened to specification.
After installation of the 6519655X idler gear, verify proper gear backlash with mating gears using a dial indicator, check that the gear train rotates freely without binding, and confirm correct engine timing before returning the vehicle to service.
When removing the old 6519655X idler gear, carefully inspect the mating gear tooth condition, mounting shaft or bearing surface, and timing housing interior for any signs of abnormal wear, debris, or damage requiring attention.
It is essential to follow proper timing alignment, backlash measurement, and torque procedures when installing the 6519655X idler gear, as improper procedures can cause valve timing errors and catastrophic engine damage.
During engine overhaul procedures, the 6519655X idler gear should be carefully evaluated for tooth wear pattern, backlash measurement, and surface condition to determine if replacement is necessary.
Each 6519655X idler gear undergoes thorough dimensional inspection, tooth profile verification, and hardness testing to guarantee strict compliance with OEM engineering specifications and performance requirements.
We provide complete quality documentation for every batch of 6519655X idler gears, including detailed material certifications and comprehensive inspection reports for vehicle maintenance records and workshop quality assurance compliance.
The idler gear is tested for dimensional accuracy and tooth integrity to ensure proper torque transmission and consistent operation in the most demanding vehicle operating environments worldwide.
Our quality management system includes gear mesh fatigue testing and tooth contact pattern verification on the 6519655X to guarantee consistent manufacturing quality and extended operational durability.
We maintain complete traceability of all materials and processes used in the 6519655X idler gear, from raw material certification to finished product inspection, ensuring total accountability.
Visible tooth pitting, spalling, or scoring on the 6519655X idler gear indicates surface fatigue or inadequate lubrication, requiring immediate replacement to restore proper timing drive function.
Excessive gear backlash, abnormal gear noise, or timing irregularities related to the 6519655X suggests tooth wear or bearing degradation, necessitating prompt replacement during scheduled engine inspection.
If the idler gear exhibits chipped teeth, cracking, or structural damage affecting torque transmission, the 6519655X component should be replaced immediately to prevent catastrophic timing failure.
Following any engine seizure event, foreign object ingestion, or lubrication system failure, the 6519655X idler gear must be thoroughly inspected and replaced if any signs of damage are detected.
If the idler gear shows signs of case hardening wear, tooth profile deformation, or surface degradation, the 6519655X requires replacement to ensure correct timing drive operation.
Standard comprehensive engine inspections should include a detailed examination of the 6519655X idler gear for early indicators of tooth wear, backlash changes, or surface damage.
Inferior aftermarket idler gears with incorrect specifications or substandard material quality can lead to catastrophic timing failure and complete engine destruction. We exclusively supply authentic components like the 6519655X manufactured to precise OEM engineering standards.
The part number 6519655X is clearly identified on packaging for unambiguous verification. Our extensive international logistics infrastructure ensures secure protective packaging and rapid dispatch to any worldwide destination.
All procurements of 6519655X include comprehensive quality certification, ensuring conformity with local import regulations and vehicle engine documentation requirements in your jurisdiction.
We provide highly competitive pricing structures and dependable shipping alternatives for the 6519655X idler gear, facilitating convenient access for international clientele.
Our dedicated client support team stands prepared to address any technical inquiries or logistical concerns regarding the 6519655X idler gear, encompassing bulk fleet procurement and delivery worldwide.
Complete 6519655X idler gear with precision ground tooth profile and protective preservation coating in specified quantity. Ready for professional installation featuring case-hardened alloy steel construction.
Expert technical guidance on vehicle engine timing components and proper installation procedures for the 6519655X idler gear is readily available for your Shacman H3000 truck.
Complete quality documentation for 6519655X is available upon request, encompassing material certifications and gear tooth inspection reports for your permanent records.
For current stock availability of the genuine 6519655X idler gear, please use the contact buttons above.