HITACHI ZX450/EC460Track Roller Ass'y(9114275)hevay duty excavator undercarriage component
Product Specifications
Hitachi ZX450 Track Roller – Durable & Reliable Undercarriage Component(P/N:9114275)
The Hitachi ZX450 track roller (also called bottom roller or lower roller) is a critical part of the excavator’s undercarriage system, designed to support heavy loads and ensure smooth track movement in demanding conditions.
Key Features of the ZX450 Track Roller Assembly:
Heavy-Duty Construction
Made from high-grade steel with hardened surfaces for wear resistance in harsh conditions (mining, construction, etc.).
Designed to handle the ZX450’s operating weight (typically ~45 tons).
Sealed & Lubricated Design
Grease-filled or oil-bath lubrication system to minimize friction and heat buildup.
Multi-layered seals to block dirt, water, and debris, extending service life.
Precision Engineering
Ensures smooth rotation and proper alignment of the track chain, reducing stress on other undercarriage parts (sprockets, idlers, etc.).
Compatible with Hitachi ZX450 specifications for optimal fit.
Function:
Supports Machine Weight: Distributes the excavator’s load evenly across the track chain.
Guides Track Movement: Keeps the track aligned and prevents derailment.
Reduces Friction: Lubricated internals ensure smooth operation under stress.
Applications:
Mining
Heavy construction
Quarrying
Forestry
Signs You Need a Replacement Track Roller
⚠ Excessive track noise or vibration
⚠ Uneven wear on track links
⚠ Seized or stiff roller rotation
⚠ Visible cracks or grease leaks
Why Choose Our Hitachi ZX450 Track Rollers?
✅ OEM & Aftermarket Options Available
✅ High-Quality Materials for Durability
✅ Competitive Pricing & Fast Shipping
✅ Expert Support for Installation & Maintenance
