426-15-43221 Gear is a genuine Komatsu transmission component designed for WA600 wheel loaders and WD600 wheel dozers. This gear operates within the machine’s power train transmission assembly, transmitting rotational force and torque between matched components to deliver reliable power under heavy loading conditions.
High-strength alloy steel with precision gear-tooth machining and heat treatment
Condition
Brand New – Genuine
Warranty
6 Months
Packaging
Standard Export Carton
Availability
Generally in stock
Origin
China
Features & Benefits
Genuine Komatsu transmission gear designed for WA600 and WD600 series machines
Critical drivetrain component that transmits rotational force and torque between matched components
Manufactured from high-strength alloy steel with precision-machined gear teeth
Heat-treated for superior wear resistance and extended service life
Built to withstand heavy loads and harsh working conditions in quarry and construction
Precision-machined to Komatsu’s exact specifications for proper tooth engagement
Direct replacement component that restores drivetrain performance and minimizes downtime
Essential for reliable power transmission and machine mobility
Compatible Machine
This transmission gear is compatible with:
Komatsu WA600 Wheel Loader
Komatsu WA600-1 Wheel Loader
Komatsu WA600-3D Wheel Loader
Komatsu WA600-3LK Wheel Loader
Komatsu WA600-6 Wheel Loader
Komatsu WD600 Wheel Dozer
Komatsu WD600-6 Wheel Dozer
If you’re unsure whether this gear matches your machine, simply provide your machine serial number (S/N), and our technical team will verify compatibility before shipment.
Applications
The 426-15-43221 transmission gear is designed for heavy equipment operating under demanding conditions, including:
Open-pit Mining
Quarry Operations
Large-scale Earthmoving
Heavy Construction
Infrastructure Development
Its robust construction and precision engineering make it a reliable choice for maintaining drivetrain integrity in continuous production environments.
Why Choose YLCM?
YLCM specializes in supplying genuine Komatsu parts and high-quality aftermarket alternatives to customers worldwide.
We provide:
20+ Years of Industry Experience
Genuine & OEM Parts
Large Warehouse Inventory
Fast Worldwide Delivery
Competitive Factory Pricing
Professional Export Packaging
Technical Support Before and After Sales
Export Experience Serving 60+ Countries
In addition to transmission gears, we supply a full range of engine components, hydraulic parts, undercarriage parts, filters, and electrical components for Komatsu machinery.
Packaging
Every gear is professionally packed to ensure safe international transportation.
Packaging options include:
Export-standard wooden crates
Anti-vibration protection
Rust-proof treatment
Moisture-proof protection
Heavy-duty steel frame
Sea freight
Air freight
Each unit is securely packaged to minimize transportation risks and ensure arrival in excellent condition.
Shipping
We offer flexible shipping solutions to meet your project timelines:
Sea Freight (FCL/LCL)
Air Freight
Our logistics team will confirm the final lead time and shipping solution based on your destination.
Request a Quote
Looking for the 426-15-43221 GEAR for KOMATSU WA600/WD600?
Contact YLCM today to receive:
Latest Quotation
Delivery Lead Time
Packing Details
Shipping Solutions
Technical Support
OEM Part Verification
Our experienced sales team will respond promptly with a competitive quotation and professional service tailored to your project requirements.
Frequently Asked Questions
Q: Is this a genuine Komatsu part? A: We supply both genuine Komatsu parts and high-quality aftermarket alternatives. Please contact us with your preference, and we will be happy to assist.
Q: How do I confirm this gear is correct for my machine? A: To ensure perfect compatibility, please provide your machine model and serial number (S/N) to our team. We will verify the match for you promptly.
Q: What is the warranty on this product? A: This product comes with a standard 6-month warranty against manufacturing defects.
Q: What is the typical shipping time? A: This item is generally in stock. The final lead time will be confirmed when we provide your official quote, based on your destination and shipping method preference.
Q: What is the function of this gear? A: This gear operates within the transmission assembly, transmitting rotational force and torque to propel the wheel loader or wheel dozer under heavy loads.
Q: Do you offer technical support for installation? A: Yes, our professional technical support team is available to assist you both before and after the sale.