Renault Trafic III 1.6 dCi Belt Tensioner Pulley Diesel 117505337R

Renault Trafic III dCi Belt Tensioner Pulley is a component from the Tensioners and Pulleys group, designed for accessory drive systems in diesel engines. It is responsible for stable belt guidance and maintaining proper tension, which translates to correct operation of the diesel engine accessories and reduced risk of failure.

Specifications and technical data

• SKU: 117505337R
• Mark: Renault
• Condition: Used
• OEM Part Number: 117505337R
• Substitutable numbers: 117505337R
• Fuel type: Diesel
• Category: Tensioners & Pulleys

Purpose and Function in the Drive System

The belt tensioner pulley in the Trafic III model with a dCi engine running on Diesel fuel is responsible for maintaining a stable belt path and compensating for its elongation during operation. A correctly selected tensioner reduces noise, decreases vibrations, and supports even load distribution on the bearings of the alternator, pump, and other belt-driven components.

A properly functioning component from the Tensioners and Pulleys group is crucial for:

• maintaining the correct belt tension across the entire engine speed range,
• stable accessory operation under loads characteristic of diesel units,
• reducing the risk of the belt slipping or jumping off, which could lead to more serious damage.

Technical Characteristics and Fitment

The presented tensioner is a component designed for use in dCi engine drive systems, where resistance to high loads and long-term operation at elevated temperatures is required. The pulley's design and mounting method are adapted to the accessory drive geometry in the Trafic III, facilitating installation and ensuring proper belt guidance.

By using a component from the dedicated Tensioners and Pulleys group, you can maintain the original drive system's operating characteristics, thereby ensuring stable charging, cooling, and operation of other units. This solution is particularly important in commercial vehicles where the diesel engine often operates under constant, increased load.

Component Condition and Benefits of Choosing a Used Part

The offered belt tensioner pulley is a component in Used condition, allowing for an economical replacement of a worn part while maintaining a favorable cost-to-functionality ratio. Choosing a used component is particularly attractive for fleets, vehicles operating in harsh conditions, and situations where quick restoration of the accessory drive system's functionality is paramount.

When using a used tensioner, it is advisable to pay attention to:

• correct fitment for the specific diesel engine version,
• checking the condition of the pulley's working surface and the smoothness of its rotation,
• verifying its interaction with the belt and other guiding elements.

Practical Service and Operational Tips

When replacing the belt tensioner pulley, it is recommended to simultaneously check the condition of the belt and other guiding elements. In diesel engines, where loads are higher than in gasoline units, regular inspection of the accessory drive system helps reduce unplanned vehicle downtime. It is also worth paying attention to potential signs of wear, such as squealing, uneven belt wear, or excessive vibrations.

If you are planning a comprehensive repair or upgrade of the engine area in your Renault and need other parts from the same group, such as additional guide pulleys, tensioners, or belt-related components, check the available parts in the Renault Tensioners and Pulleys category.

Technical Support and Selection of Used Components

When working with the accessory drive system, questions often arise about the alternator's condition and the advisability of replacing it with a part from the aftermarket. To better assess when such an operation makes sense and how to approach the topic consciously, it is worth consulting the guide: When is it Worth Replacing an Alternator with a Used One: A Practical Guide for Drivers. The article helps to organize knowledge about diagnostics and the selection of used components in the engine bay.