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Doosan DX225LC OEM Direct Replacement Top Roller with HRC50-58 Surface Hardness and CNC Precision Machining
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Doosan DX225LC OEM Direct Replacement Top Roller with HRC50-58 Surface Hardness and CNC Precision Machining
| MOQ: | 1PCS |
| Price: | US$19-34 |
| Standard Packaging: | Standard Export Packaging |
| Delivery Period: | 7-15Days |
| Payment Method: | T/T,L/C |
| Supply Capacity: | 10000PCS/Months |
Detail Information
Place of Origin
CHINA
Brand Name
ZTMC
Certification
ISO9001
Model Number
DX225LC-3/DX225LC-5
Color:
Black And Yelllow
Warranty:
1 Year,Unavailable,2000 Hours
Material:
50Mn/40MnB,Steel,50Mn,50Mn/40SiMnTi,40MN2 Or 50Mn
After-sales Service Provided:
Online Support,Video Technical Support,Engineers Available To Service Machinery Overseas,Field Maintenance And Repair Service,Field Installation
Application:
Bulldozer,Excavator
Type:
Undercarriage Parts,Steel Forging Excavator Carrier Roller,construction Machinery,excavator Top Roller,Crawler Tractor
Part Name:
Carrier Roller,Top Roller,Track Roller,D4C/D4D/D4H Heavy Equipment Spare Parts Excavator Part Top Roller,Upper Roller
Technique:
Forging & Casting,Casting,Froging Or Casting
Certification:
ISO9001,ISO9001-9002
Surface Hardness:
HRC50-58,depth 4mm-10mm,HRC 55-58
Port:
Tianjin,Ningbo/ Shanghai/Quanzhou/Xiamen
Product Name:
Carrier Roller China Excavator Parts,track Roller
Process:
Forging Carrier Roller,Heat Treatment,forging /casting
Finish:
Smooth
Package:
Standard Export Boxes,wooden Pallet,Wooden Case/ Plywood/ Carton
Product Description
Doosan DX225LC Top Roller | OEM Direct Replacement, Part No.200105-00025
Product Overview
This top roller is a direct OEM replacement part tailored for Doosan DX225LC excavator, matching official part number 200105-00025 without any on-site modification. It fixes frequent undercarriage abnormal issues of DX225LC fleets during long-term continuous operation, adapting to actual onsite working conditions.
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Item
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Specification
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OEM Part Number
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200105-00025
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Applicable Excavator Model
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Doosan DX225LC-3 / DX225LC-5
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Processing Tolerance
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±0.01mm CNC precision machining
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Heat Treatment Technology
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Overall quenching + stress relief tempering
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Main Working Scenarios
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Quarry, muddy construction site, road renovation, bumpy earthmoving site
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Installation Type
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1:1 OEM direct replacement, no secondary processing
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Applicable Working Environments
This carrier roller is engineered for high-load harsh job sites including muddy construction sites, gravel quarries, road renovation projects and bumpy earthmoving yards. Sustained impact load, muddy water corrosion and continuous friction with abrasive particles will cause common aftermarket rollers to fail prematurely, showing track sagging, abnormal track vibration, shaft jamming and early internal seal leakage.
Core Production & Heat Treatment Process
All finished rollers adopt one-piece integrated forging steel blank. Two standard heat treatment procedures are applied during production. Integral quenching enhances surface hardness to resist long-term abrasive wear from gravel and sediment. Follow-up tempering removes internal residual structural stress to prevent roller shell crack under frequent impact force. All assembly shafts, mounting holes and fitting contact surfaces are processed by high-precision CNC machine tools, with unified machining error controlled within 0.01mm, fully matching original OEM installation dimensions.
Points Solved
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Eliminate track shaking caused by dimensional deviation of mismatched spare parts
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Block muddy water and dust intrusion to avoid oil leakage and shaft rust in humid onsite environments
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Reduce sudden equipment shutdown caused by roller shell fracture under impact load
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Support direct plug-and-play installation to shorten onsite maintenance time
Real Customer Cooperation Case
One local European excavator maintenance shop used ordinary aftermarket carrier rollers for its DX225LC fleet before. 32 sets of conventional rollers failed normally within 800 working hours due to insufficient heat treatment and poor dimensional accuracy. After switching to our OEM-matched top rollers, all components run stably over 1800 working hours without seal leakage or shell damage, helping the client cut annual undercarriage maintenance expenditure by 32%.
Frequently Asked Questions
Q1: Does this roller fit all Doosan DX225LC generations?
A: It fits DX225LC-3 and DX225LC-5 standard versions perfectly. Exact OEM part number ensures seamless installation without extra gaskets or hole adjustment.
Q2: What is the difference between our product and generic aftermarket rollers?
A: Most generic rollers skip tempering procedure with dimensional tolerance over 0.05mm. Complete dual heat treatment and 0.01mm high-precision machining improve overall durability obviously under harsh working sites.
Q3: Can you provide batch inspection reports for bulk orders?
A: Yes. Official heat treatment test reports and dimensional inspection reports can be provided together with shipments for bulk wholesale orders.
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