Product Overview

This high-performance 344-1722 Belt Tensioner is engineered as a direct replacement for Caterpillar C7.1 diesel engines. Designed for durability and precise fitment, it is an essential component for maintaining optimal accessory belt operation and engine efficiency. We supply this part globally to major markets including North America, Europe, the Middle East, and Asia-Pacific, supporting the construction, industrial, agricultural, and marine sectors.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM specifications (OEM Size) for a perfect fit and reliable performance, ensuring seamless integration with your Caterpillar C7.1 engine.
• Enhanced Durability: Built with high-quality materials to withstand the rigorous demands of heavy-duty applications, from construction sites to marine environments.
• Optimal Belt Performance: Maintains correct belt tension to prevent slippage, reduce wear on belts and pulleys, and ensure efficient power transfer to engine accessories.
• Global Compliance Ready: Supplied with complete machinery test reports and documentation, facilitating smooth customs clearance and international trade compliance.
• Comprehensive Support: Backed by a 6-month warranty and online technical support, providing peace of mind and assistance throughout the product lifecycle.

Technical Specifications

OEM Cross-Reference

This part is a direct replacement for the following OEM number:

• Caterpillar (CAT): 344-1722

Note: Always verify part number compatibility with your specific engine serial number before purchase.

Compatibility

This belt tensioner is specifically designed for the Caterpillar C7.1 diesel engine platform. Common applications include:

• Construction Machinery: Excavators, Loaders, Bulldozers
• Industrial & Genset: Power Generation Units, Industrial Pumps
• Marine: Marine Propulsion and Auxiliary Engines
• Agriculture: Tractors and Heavy Farming Equipment
• Material Handling: Forklifts and Port Equipment

Global Supply & Distribution

We are a professional exporter of heavy-duty engine components with extensive experience in international logistics. Our supply chain is optimized for fast, reliable delivery to key industrial hubs worldwide.

• Worldwide Shipping: We ship to all major continents including North America (USA, Canada, Mexico), Europe (UK, Germany, Netherlands), the Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Singapore, Japan), and South America.
• Efficient Logistics: Consolidated shipments to major ports (e.g., Los Angeles, Rotterdam, Singapore, Dubai) ensure cost-effective and timely delivery for B2B clients.
• Export Expertise: All necessary commercial invoices, packing lists, and test reports are provided to ensure compliance with international trade regulations.

Quality Assurance

Every component is subject to a rigorous quality control process to meet the high standards required for Caterpillar engine applications.

• Manufacturing Standards: Produced in ISO-certified facilities using precision tooling and high-grade materials.
• Pre-Shipment Inspection: Each unit undergoes a video outgoing-inspection process, and a machinery test report is provided for traceability and verification.
• Warranty & Support: Protected by a 6-month warranty. After-warranty service includes dedicated online technical support for installation and troubleshooting guidance.

FAQ

Q: Is this belt tensioner a direct bolt-on replacement for my Caterpillar C7.1 engine?
A: Yes. The 344-1722 tensioner is manufactured to the exact OEM size and specifications, designed for a direct fit without requiring modifications. Always consult your engine’s service manual for specific installation procedures.

Q: What documentation is provided with the shipment for customs clearance?
A> We provide a complete set of export documents, including a commercial invoice, packing list, and the machinery test report. This documentation is essential for verifying the product’s specifications and ensuring smooth processing through customs in your country.

Q: How do I know if the belt tensioner needs replacement, and what is the typical maintenance interval?
A> Common signs of a failing tensioner include unusual squealing or chirping noises from the engine bay, visible wear on the tensioner pulley, or excessive belt vibration. While maintenance intervals vary by application and operating conditions, it is a best practice to inspect the tensioner during every scheduled belt replacement or major service. Using a failing tensioner can lead to premature belt wear and potential accessory drive failure.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .