D5B Dozer Upper Top Carrier Roller Suppliers for Caterpillar Bulldozer
The Caterpillar D5B bulldozer carrier roller is engineered to provide superior support for the upper track chain, ensuring stable movement, proper track alignment, and reduced undercarriage wear. Manufactured from high-strength alloy steel and treated with advanced heat-hardening processes, this roller delivers long-lasting durability and reliable performance in the toughest terrains.
| Material | 50Mn/40MnB |
|---|---|
| Surface Hardness | HRC53-58,deepth: 8-12mm |
| Colors | Black or yellow or customized |
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Kinton Parts is trusted by professionals worldwide for delivering high-quality parts for excavators, bulldozers, and other construction machinery—with guaranteed performance and durability.
The Caterpillar D5B bulldozer is a medium-sized crawler dozer widely used in road construction, forestry, agriculture, and site preparation. Its undercarriage system plays a crucial role in supporting heavy workloads and maintaining stability on uneven ground. The carrier roller—positioned at the top of the track frame—supports the upper track chain, reduces sagging, and ensures smooth track movement. A durable carrier roller significantly improves undercarriage efficiency, minimizes downtime, and extends the overall lifespan of the track assembly.
Material and Heat Treatment
To endure heavy loads and abrasive conditions, the D5B carrier roller is made of premium forged alloy steel and processed through advanced induction heat treatment. This process ensures that the roller’s surface is highly wear-resistant while maintaining internal toughness to withstand shock and impact.
Key advantages of the material and treatment include:
- Deep surface hardening for wear resistance (HRC 52–58).
- Forged structure to resist cracking and deformation.
- Optimized toughness to absorb dynamic loads.
- Protective coating for corrosion and rust resistance.
Manufacturing Process
Each D5B carrier roller undergoes a rigorous multi-step production process to ensure reliability:
Heat Treatment
Machining Process
CNC turning and milling ensure dimensional accuracy
Packing
Compatibility & OEM Reference
This carrier roller is designed for the Caterpillar D5B bulldozer, compatible with different undercarriage configurations.
✅ OEM reference numbers available upon request.
| BRAND | MACHINERY MODEL NUMBER | |||||||
|---|---|---|---|---|---|---|---|---|
| CATERPILLAR | D2 | D3 | D4 | D5 | D5K2 | D5N | D6R | D6K2 |
| D6N | D6T | D7R | D7E | D7G | D8R | D8T | D9T | |
| D9R | D9 | D10N | D10T | D11T | D8T | D9T | D10T | |
| D10T2 | D11 | D11R | D11T | D11T2 | D10T | D11T | D11R | |
| D11T | D11R | D11T | D8T | D8R | D9T | D9R | D10T | |
| D10T2 | D11R | D11T | D11R | D11T | D10T2 | D11T | D11R | |
| D6K2 | D6K2 LGP | D6N | D6N LGP | D6T | D6T LGP | D4K2 | D4K2 LGP | |
| D5K2 | D5K2 LGP | D6K2 | D6K2 LGP | D6N | D6N LGP | D6K2 | D6K2 LGP | |
| D8T | D8T LGP | D8R | D8R LGP | D9T | D9T LGP | D10T2 | D11T | |
Looking for a specific make or model not listed here? Reach out and we’ll be happy to assist.
Features & Benefits
The Caterpillar D5B carrier roller offers a range of operational advantages:
- OEM-Level Fitment – Designed to match Caterpillar D5B bulldozer undercarriage specifications.
- Long Service Life – Wear-resistant steel and sealed design extend operating cycles.
- Enhanced Stability – Maintains proper track alignment, reducing chain and idler wear.
- Sealed & Lubricated – Floating seal design keeps grease inside and dust outside.
- Lower Operating Costs – Reduced need for frequent replacements saves time and money.
Quality Control & Testing
Before delivery, each D5B carrier roller undergoes strict quality checks:
- Hardness Testing – Confirms proper surface hardness after heat treatment.
- Dimensional Inspection – Ensures accurate fitment with Caterpillar undercarriage.
- Seal Leakage Test – Validates grease retention and dust-proof performance.
- Performance Simulation – Tested under vibration and load conditions to guarantee reliability.
Application Scenarios
The Caterpillar D5B bulldozer is a versatile machine used across multiple industries:
- Road Construction – Stable track support on gravel, clay, and mixed soil.
- Forestry Operations – Reliable movement in muddy, uneven, and root-filled terrains.
- Agricultural Projects – Land clearing, terracing, and field preparation.
- Light Mining and Earthmoving – Handles abrasive conditions without excessive wear.
The carrier roller ensures smooth operation in all these conditions by reducing strain on the track chain and keeping the dozer balanced during operation.
Maintenance Tips
To maximize the service life of the Caterpillar D5B carrier roller, operators should:
- Regularly inspect rollers for leakage or cracks.
- Keep the undercarriage clean to prevent mud and rock buildup.
- Replace worn rollers in pairs to maintain balance.
Follow Caterpillar’s recommended maintenance schedule for inspections and replacements.
Packaging & Delivery
Each carrier roller is treated with anti-rust oil, carefully packed in wooden crates or pallets, and labeled for easy identification. Bulk packaging options are available for fleet operators and resellers.
👉 Looking for Caterpillar D5B bulldozer carrier rollers with OEM-level performance and durability? Contact us today for technical support, OEM references, and the best pricing.
SHIPPING & DELIVERY
At Kinton Parts, we ensure reliable, worldwide shipping of parts for excavators, bulldozers, and a full range of construction machines—safe, fast, and secure.
All products are securely packed using high-quality export cartons, reinforced wooden cases, or industry-standard palletized packaging to ensure maximum protection during transit and smooth handling during unloading.
Standard orders are typically shipped within 3–5 working days, while large or customized orders are usually dispatched within 7–20 days, depending on volume and production requirements.
We offer flexible global shipping options, including:
- International sea freight for cost-effective bulk transport
- Air freight for urgent orders
- Courier delivery (DHL, FedEx, UPS) for small-volume or sample shipments
Our logistics team manages every shipment carefully, providing real-time updates and tracking information until your order arrives safely at your destination.
Need assistance choosing the best shipping method for your location and timeline? Contact our team — we’ll help you plan a smooth delivery experience.
FAQ
Q: What are your main products?
A: We supply a full range of undercarriage and wear parts for excavators, bulldozers, and other heavy equipment. Our product line includes: Track rollers, carrier rollers, front idlers, sprockets, segments, track shoes, track chains, bolt and nuts, pins and bushings, bucket teeth and adaptors, filters, seal kits, swing bearing, and hydraulic cylinder—plus other essential replacement parts.
Q: Which countries do you export to?
A: Kinton Parts exports to over 60 countries worldwide, including:
USA, Canada, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, India, Pakistan, Bangladesh, Sri Lanka, South Africa, Colombia, Peru, and many others.
Q: Can I order a sample?
A: Yes, we accept trial orders. For parts in stock, samples can be shipped quickly. If you have technical drawings or existing samples, we also support customized production and mold development.
Q: How can I track my order after shipping?
A: Once your order is shipped, we will provide you with all necessary tracking information based on the shipping method. For express deliveries, you’ll receive a tracking number to follow the shipment online. For air or sea freight, we’ll send you the relevant documents such as the airway bill (AWB) or bill of lading (B/L), along with the packing list and commercial invoice to help with tracking and customs clearance.
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Trusted by professionals worldwide, Kinton Parts supplies premium-quality components for excavators, bulldozers, and more—with reliable quality you can count on.
