Product Specification

DX225 Top Roller Excavator Undercarriage Part Long Service Life and Heat Treated

Doosan DX225 Top Roller, Low Temperature Resistant Carrier Roller, Anti-Crack Grease Sealed Undercarriage Spare Parts, Heavy Duty Excavator Replacement Parts for Russia Frozen Ground Mining & Cold Construction, OEM In Stock.

The DX225 Top Roller is a high-quality excavator undercarriage component designed to support the upper track chain and ensure stable crawler operation under demanding working conditions. Manufactured from premium alloy steel and processed with advanced heat treatment technology, this excavator carrier roller offers excellent wear resistance, smooth rotational performance, and long operational lifespan.

Engineered specifically for DOOSAN DX225 excavators, this heavy-duty upper roller is suitable for mining, construction, quarry, and earthmoving applications where durable and reliable undercarriage performance is essential.

Main Features of DX225 Carrier Roller

Long Service Life

The carrier roller is manufactured with high-strength materials and reinforced internal structures to achieve extended operational durability.

Advanced Heat Treatment

Professional heat treatment technology improves hardness, impact resistance, and abrasion performance under severe working conditions.

Stable Upper Track Support

Provides reliable support for the upper track chain and helps maintain smooth crawler movement.

Excellent Wear Resistance

The hardened roller surface effectively reduces wear caused by friction, rocks, mud, and harsh terrain.

High-quality Sealing System

Durable floating seals help prevent oil leakage and protect internal components from dust contamination.

Precision Rotation Performance

CNC precision machining ensures balanced rotation and stable excavator operation.

Applications

The DX225 excavator top roller is widely used in:

• Mining machinery
• Quarry equipment
• Construction excavators
• Earthmoving projects
• Infrastructure development
• Crawler undercarriage systems
• Heavy-duty excavation operations

Advantages of Our Excavator Top Rollers

• Professional undercarriage parts manufacturer
• Stable and reliable product quality
• Strict inspection and testing standards
• Competitive factory direct pricing
• OEM & ODM manufacturing support
• Fast global shipping service
• Experienced export cooperation

Manufacturing Technology

Each DX225 carrier roller is produced using advanced manufacturing processes:

Forged Steel Structure

Improves internal density and strengthens load-bearing capacity.

CNC Precision Processing

Ensures dimensional accuracy and installation compatibility.

Automatic Heat Treatment

Enhances surface hardness and extends service life.

Floating Seal Assembly

Provides reliable lubrication protection and leak prevention.

Final Quality Inspection

Every roller undergoes strict quality testing before shipment.

Benefits of High-quality Carrier Rollers

Using durable excavator top rollers can help:

• Extend undercarriage lifespan
• Improve crawler stability
• Reduce abnormal track wear
• Lower maintenance costs
• Minimize equipment downtime
• Improve excavation efficiency

FAQ

What is the function of a top roller?

The top roller supports the upper section of the excavator track chain and helps maintain stable crawler movement during operation.

Why is heat treatment important for carrier rollers?

Heat treatment improves hardness, wear resistance, and impact strength, helping extend the roller’s service life.

Do you provide OEM manufacturing?

Yes. We support OEM production according to customer drawings, samples, and technical specifications.

Can you provide worldwide shipping?

Yes. Our excavator undercarriage products are exported to Southeast Asia, Africa, South America, the Middle East, and Europe.

WhatsApp: +86 15260795051

Gmail: shellywang030801@gmail.com

www.bulldozerpart.com

Excavator Undercarriage Part, Long Service Life, Heat Treated, Low Temperature Resistant, Heavy Duty