Hitachi ZX330 Excavator Front Idler Assembly Heavy Duty Track Idler Undercarriage Replacement Parts
Model: ZX330ID
Min. Order: 1 Pieces
- Product Name:
- Front Idler
- Part Type:
- Front Idler Assembly
- Application Brand:
- Hitachi
- Compatible Models:
- Hitachi ZX330
- Lead Time:
- in stock
- Supply Ability:
- 10,000 Pieces
- Shipping Port:
- Xiamen, China
Product Features & Applications
Heavy-duty Front Idler Assembly for Hitachi ZX330 crawler excavators. The front idler is a key undercarriage component designed to guide the track chain, maintain proper track alignment and support smooth crawler operation. Manufactured from high-strength alloy steel with precision machining, advanced heat treatment and reliable sealing technology, our ZX330 front idler provides excellent wear resistance, impact strength and long service life under demanding construction and earthmoving conditions. Designed as an OEM-style aftermarket replacement for Hitachi ZX330 excavator undercarriage systems. Please provide your machine model, serial number, OEM part number or idler dimensions to confirm compatibility before ordering.
Product Overview
The Front Idler Assembly, also known as Idler or Track Idler, is installed at the front section of the crawler frame.
Its main functions include:
- Guiding the track chain during travel
- Maintaining correct track alignment
- Supporting smooth track movement
- Working together with the track tension adjustment system
- Reducing abnormal wear of crawler components
For 30-ton class excavators such as Hitachi ZX330, the undercarriage system is continuously exposed to impact loads, vibration and abrasive working environments. A reliable front idler helps improve machine stability and extend overall undercarriage service life.
A worn or damaged front idler may cause:
- Track chain misalignment
- Abnormal vibration during operation
- Uneven track wear
- Increased travel resistance
- Faster wear of track chain and rollers
Our ZX330 front idlers are manufactured using professional undercarriage production technology, providing a reliable replacement solution for equipment dealers, repair workshops and construction contractors.
Key Features & Benefits
Designed for Heavy-Duty Excavator Applications
Compatible with:
Hitachi ZX330
Suitable for:
- Construction projects
- Quarry operations
- Earthmoving applications
- Mining support operations
High Strength Alloy Steel
Manufactured from:
40Mn2 Alloy Steel
Benefits:
- High impact resistance
- Strong load-bearing capacity
- Excellent fatigue resistance
- Improved wear performance
- Long operating life
Precision Heat Treatment
The idler running surface is processed with controlled heat treatment.
Typical specification:
- Surface hardness: HRC 52-58
- Hardening depth: 10mm-15mm
Provides improved resistance against track chain impact and abrasive ground conditions.
Reliable Sealing System
Equipped with:
- Heavy-duty floating oil seals
- Wear-resistant bushings
- Lifetime internal lubrication
The sealing system helps protect internal components from:
- Mud
- Dust
- Water contamination
and reduces maintenance requirements.
OEM-Style Direct Replacement
Manufactured according to OEM-style dimensions:
- Idler diameter
- Shaft dimensions
- Mounting dimensions
- Track contact profile
Designed for direct installation after confirming specifications.
Technical Specifications
| Item | Specification / Detail |
|---|---|
| Product Type | Excavator Front Idler Assembly |
| Machine Model | Hitachi ZX330 |
| Compatible Models | ZX330 |
| Machine Type | Crawler Excavator |
| Machine Class | Approx. 33 Ton |
| OEM Part Number | Upon Request |
| Replacement Number | ZX330ID |
| Material Grade | 40Mn2 Alloy Steel |
| Manufacturing Process | Casting + CNC Machining |
| Heat Treatment | Induction Hardening |
| Surface Hardness | HRC 52-58 |
| Hardening Depth | 10mm-15mm |
| Seal System | Heavy Duty Floating Oil Seal |
| Lubrication System | Lifetime Internal Lubrication |
| Structure | Heavy Duty Front Idler Assembly |
| Quality Inspection | Dimension, Hardness and Sealing Inspection |
| Mounting Configuration | OEM Standard |
| Installation | Direct Replacement |
| Application | Construction / Mining / Earthmoving |
| Shipping Note | Heavy Component — Sea Freight Recommended |
Technical Specifications
- Product Name
- Front Idler
- Part Type
- Front Idler Assembly
- Application Brand
- Hitachi
- Compatible Models
- Hitachi ZX330
- Machine Class
- Approx. 33 Ton Excavator
- OEM No.
- to be confirmed
- Replacement No.
- ZX330ID
- Application
- Construction / Mining / Earthmoving / Excavator
Trade Specifications
- Reference Price
- USD $650.00 - $800.00
- Minimum Order Quantity
- 1 Pieces
- Lead Time
- in stock
- Supply Ability
- 10,000 Pieces
- Shipping Port
- Xiamen, China
Quanzhou Red Hill Machinery Co., Ltd.
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- Location
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- Main Products
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- Employees
- 101-500 People
- Factory Area
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- Annual Revenue
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- Main Markets
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