What is the cost of replacing tensioner pulleys and auxiliary belt?

The accessory belt, also called alternator belt, operates using a system of pulleys and idler pulleys. Under the action of the engine's rotational force, it begins to move to interact with the alternator and the vehicle's battery. Thus, it drives an alternator, the role of which is to convert engine energy into electricity to power the battery. In this article, we will bring you parts prices and work to replace tensioners and auxiliary belt!

💸 How much do idler rollers cost?

Tensioners are the parts that go hold out strap for accessories and let it wind up properly during its use. In this way, they work in direct connection with the pulleys, which allows the belt to be aligned and ensure its correct function. Since they play an important role, they also change with every change strap for accessories.

When buying tensioners, you need to make sure that the models are exactly the same as those already on your car. To be sure to buy correct type of idler pulleyuse either engine numberbe there plate number your vehicle or its service brochure for references to original models and the required number of casters. Really, depending on the type of vehicle, one or more casters may be required and their size may vary.

Typically, idler rollers are sold individually between 25 € and 120 € for the most expensive models. You will also need to check if your type of accessory strap is required winding roller. If so, then you will need to buy it too.

💶 How much does the accessory strap cost?

The accessory belt can be purchased separately or as part of a belt kit containing idler pulleys and other items. It is a wearing part that normally has a service life of 70 and 000 kilometers... At the first sign of wear, it must be replaced to prevent belt breakage and engine overheating.

Currently, the choice of a belt accessory is determined by three main criteria:

1. Number of ribs : The belt has a smooth side and a ribbed side. On this surface, the number of ribs varies from 5 to 6 depending on the belt model;
2. Belt length : depends on the model of your car, it can vary from 650 to 1 millimeters;
3. Layout air conditioner : some belts are specific depending on the characteristics of the vehicle's air conditioning system;

The accessory belt is an inexpensive item in terms of its composition. On average, it will be sold between 5 euros and 17 euros. To get it, you can go to your car dealer or buy it directly online by comparing prices on different specialized sites.

💰 What is the labor cost to make the change?

Replacing the accessory strap is relatively fast operation to perform professional. The required working time will depend, in part, on the ease of access to the accessory belt and the vehicle model. Average, 1 to 2 hours of work needed to replace the auxiliary belt and tensioners.

However, this intervention requires changing other elements necessary for the belt to function properly. Thus, the mechanic will use belt accessory kit which contains :

• New accessory belt;
• Tension rollers;
• Detachable alternator pulley;
• One damper pulley ;
• Winding roller (optional as availability varies by model).

Depending on the garage chosen and the region in which it is located, hourly wages can vary from 25 € and 100 €... Thus, in general, it will be necessary to calculate From 25 € to 200 € only to work.

💳 What is the total cost of this intervention?

If you add up the cost of parts and labor, then this intervention will cost you between 30 € and 217 € depending on your car model.

In order to pay for this operation at the best price, you can call our online garage comparator... By using it, you will have access to valuable offers from many garages in your home or work. The reputation of each garage is also available with the opinions of other motorists who have already used their services for their car.

Tensioner pulleys as well as an auxiliary belt are essential for your vehicle to ensure proper operation. Indeed, they allow you to supply it with electrical energy usingalternator and battery. Check the intervals between changing the accessory belt set in the service booklet to ensure the longevity of your vehicle!