Heavy-Duty Track Roller Undercarriage Parts Supplier fit Hitachi ZX330
Precision-engineered for Hitachi ZX330 excavators, this heavy-duty track roller ensures optimal track tension and ground contact. Manufactured with high-grade steel and advanced heat treatment, it delivers exceptional wear resistance and durability under extreme working conditions. Ideal for tough construction, mining, and quarry environments.
| Material | 50Mn/40MnB |
|---|---|
| Surface Hardness | HRC53-58,deepth: 8-12mm |
| Colors | Black or yellow or customized |
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Kinton Parts is trusted by professionals worldwide for delivering high-quality parts for excavators, bulldozers, and other construction machinery—with guaranteed performance and durability.
Product Overview: ZX330 Track Roller for Hitachi Excavators
The ZX330 track roller is a crucial undercarriage component designed for Hitachi ZX330 excavators, especially optimized for harsh environments such as mining and heavy earthwork. It ensures continuous and stable contact between the track and ground, providing excellent load distribution and machine balance.
High-Strength Materials for Long-Term Durability
We utilize high-grade forged steel and alloy materials to manufacture the ZX330 track roller, including:
- Roller body: Forged from 50Mn or 45# steel, heat-treated to enhance toughness.
- Bushings: Made of 40Cr or 42CrMo alloy for excellent wear resistance.
- Shafts: High-frequency quenched to reach HRC 52-58 hardness for lasting performance under pressure.
These materials are chosen specifically to withstand abrasive working conditions and high-impact loads.
Manufacturing Process for ZX330 Undercarriage Rollers
Our manufacturing process includes forging, CNC machining, heat treatment, and final assembly—ensuring each roller meets OEM standards.
Heat Treatment
Machining Process
CNC turning and milling ensure dimensional accuracy
Assembly
Running Test
Simulated load test to verify functionality
Paint Spraying
Anti-rust coating for surface protection
Packing
OEM Undercarriage Parts for Hitachi
| BRAND | MACHINERY MODEL NUMBER | |||||||
|---|---|---|---|---|---|---|---|---|
| HITACHI-EX/ZAX/ZX | EX30 | EX40 | EX55 | EX60 | EX60-2 | EX60-3 | EX60-5 | EX70 |
| EX75 | EX100 | EX100-3 | EX100-5 | EX120 | EX120-1 | EX120-3 | EX120-5 | |
| EX130-1 | EX200-1 | EX200-2 | EX200-3 | EX200-5 | EX200LC-1 | EX200LC-2 | EX200LC-3 | |
| EX200LC-5 | EX220-3 | EX220-5 | EX270 | EX270-1 | EX270-2 | EX270-5 | EX270LC-1 | |
| EX270LC-2 | EX270LC-5 | EX300 | EX300-1 | EX300-2 | EX300-3 | EX300-5 | EX300A | |
| EX300LC-1 | EX300LC-2 | EX300LC-3 | EX300LC-5 | EX330 | EX370 | EX400-1 | EX400-2 | |
| EX400-3 | EX400-5 | EX400LC-1 | EX400LC-2 | EX400LC-3 | EX400LC-5 | EX450 | EX450-1 | |
| EX450-2 | EX450-3 | EX450-5 | EX450LC-1 | EX450LC-2 | EX450LC-3 | EX450LC-5 | UH07-7 | |
| ZAX30 | ZAX55 | ZAX200 | ZAX200-2 | ZAX330 | ZAX450-1 | ZAX450-3 | ZAX450-5 | |
| ZX30 | ZX33 | ZX38U | ZX40 | ZX55 | ZX60 | ZX70 | ZX75US | |
| ZX120 | ZX130 | ZX160LC | ZX200 | ZX210 | ZX240 | ZX270 | ZX330 | |
| ZX360 | ZX400 | ZX450 | ZX470 | ZX500 | ZX650 | ZX850 | ZX870 | |
Looking for a specific make or model not listed here? Reach out and we’ll be happy to assist.
Quality Inspection and Performance Testing
To guarantee reliability and consistency, each batch of ZX330 track rollers undergoes:
- Precision dimension inspection
- Surface hardness and depth verification
- Oil leakage testing for seal integrity
- Fatigue testing under simulated job site pressure
These rigorous tests ensure the product's strength and long-lasting service in heavy-duty applications.
OEM Compatibility and Replacement Reference
This track roller is fully compatible with Hitachi ZX330 excavators and can serve as a reliable replacement for OEM parts. OEM part numbers commonly associated with ZX330 include:
OEM Reference: 9218268, 9218269
If your equipment is a ZX330 or a variant model with matching specs, this roller offers a perfect fit.
Ideal Use Scenarios: Designed for Mining and Earthmoving
The ZX330 track roller is built for operations such as:
- Mining excavation
- Rocky terrain grading
- Large-scale infrastructure groundwork
- Quarry loading and transport operations
Its wear-resistant build and heavy-duty capacity make it especially suitable for high-friction, high-load environments.
Maintenance Recommendations for ZX330 Track Rollers
To extend service life and reduce replacement frequency:
- Periodically check for oil leakage or seal wear
- Clean rollers after working in mud or sand
- Re-grease if necessary during routine inspection
- Replace in pairs to ensure balanced load distribution
Proper maintenance can significantly improve operating efficiency and protect other undercarriage parts.
SHIPPING & DELIVERY
At Kinton Parts, we ensure reliable, worldwide shipping of parts for excavators, bulldozers, and a full range of construction machines—safe, fast, and secure.
All products are securely packed using high-quality export cartons, reinforced wooden cases, or industry-standard palletized packaging to ensure maximum protection during transit and smooth handling during unloading.
Standard orders are typically shipped within 3–5 working days, while large or customized orders are usually dispatched within 7–20 days, depending on volume and production requirements.
We offer flexible global shipping options, including:
- International sea freight for cost-effective bulk transport
- Air freight for urgent orders
- Courier delivery (DHL, FedEx, UPS) for small-volume or sample shipments
Our logistics team manages every shipment carefully, providing real-time updates and tracking information until your order arrives safely at your destination.
Need assistance choosing the best shipping method for your location and timeline? Contact our team — we’ll help you plan a smooth delivery experience.
FAQ
Q: What are your main products?
A: We supply a full range of undercarriage and wear parts for excavators, bulldozers, and other heavy equipment. Our product line includes: Track rollers, carrier rollers, front idlers, sprockets, segments, track shoes, track chains, bolt and nuts, pins and bushings, bucket teeth and adaptors, filters, seal kits, swing bearing, and hydraulic cylinder—plus other essential replacement parts.
Q: Which countries do you export to?
A: Kinton Parts exports to over 60 countries worldwide, including:
USA, Canada, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, India, Pakistan, Bangladesh, Sri Lanka, South Africa, Colombia, Peru, and many others.
Q: Can I order a sample?
A: Yes, we accept trial orders. For parts in stock, samples can be shipped quickly. If you have technical drawings or existing samples, we also support customized production and mold development.
Q: How can I track my order after shipping?
A: Once your order is shipped, we will provide you with all necessary tracking information based on the shipping method. For express deliveries, you’ll receive a tracking number to follow the shipment online. For air or sea freight, we’ll send you the relevant documents such as the airway bill (AWB) or bill of lading (B/L), along with the packing list and commercial invoice to help with tracking and customs clearance.
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Trusted by professionals worldwide, Kinton Parts supplies premium-quality components for excavators, bulldozers, and more—with reliable quality you can count on.
