Factory Price D155 Lug Pattern Excavator Track Roller Bottom Roller Exact Fit for Komatsu D155 Bulldozers
Price:
Negotiable
MOQ:
5 PCS
Delivery Time:
5-8 work days
Brand:
CCJT
Product Description
Factory Price D155 Lug Pattern Excavator Track Roller Bottom Roller Exact Fit for Komatsu D155 Bulldozers
Product Specifications
| Attribute | Value |
|---|---|
| Condition | 100% Brand-new |
| Marketing Type | Hot Product 2025 |
| Dimension | Standard |
| Terms Of Payment | 30% Downpayment, 70% Before Shipment |
| Type | Single Flange/Double Flange |
| Heat Treatment | Quenching And Tempering |
| Certification | ISO.CE |
Product Description
The D155 track roller is a key wear part in the undercarriage system of Komatsu D155 series bulldozers, designed to support the machine’s weight and ensure smooth track movement. It is primarily responsible for carrying the track link upwards, maintaining tight linkage between components, and enabling stable operation in demanding construction and mining environments.
Manufacturing Process & Materials
Our production involves rigorous quality-controlled processes:
- High-grade Material Selection: Components are crafted from premium materials for maximum durability
- Outer Race/Shell: High-carbon chromium bearing steel (SUJ2) for superior hardness and wear resistance
- Inner Roller/Spindle: Alloy steel (SCM440) engineered to withstand significant radial and axial loads
- Seals & Lubrication: Nitrile rubber (NBR) seals for oil resistance with lithium-based grease for long-term lubrication
- Quality Assurance: All materials undergo thorough inspection for chemical composition and mechanical properties using spectrometers and hardness testers

Frequently Asked Questions
Q: Are you a trading company or manufacturer?
A: We have over ten years of export experience and operate our own bushing factory. CCJT specializes in multiple resource integration with strong quality assurance and excellent service.
Q: What is your delivery time?
A: Typically 5-8 days after order confirmation, depending on quantity.
Q: Do you provide samples?
A: Standard product samples are free; customers cover shipping costs which are refundable with order placement.
Q: How do you ensure quality?
A: We manufacture to confirmed specifications with strict quality control, including production inspections and final pre-shipment checks.
Q: Do you accept small orders?
A: We welcome all customers regardless of order size and are committed to mutual growth.
Contact Information
WhatsApp: +86 15859569569
WeChat: +86 15159760767
Email: jackie@qzcjt.com
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Quanzhou Jintai Machinery Co., Ltd.,
Location
No.23 Binjiang Avenue,Nan'an City,Fujian Province,China
Contact Person
kelly_wong