The Factory High Quality Generator Unidirectional Belt Pulley F-551893 and the part number 535025410 are both components designed specifically for use in the BMW X5 E70 model equipped with a 3.0i gasoline engine. This pulley is a critical part of the vehicle's charging system, as it connects the generator (also known as the alternator) to the engine via a belt.

The generator's primary function is to produce electricity while the engine is running, which is then used to power the vehicle's electrical systems and recharge the battery. The unidirectional belt pulley plays a crucial role in this process by allowing the generator to spin smoothly and efficiently, transferring power from the engine to the generator via the belt.

A high-quality pulley like the F-551893 or 535025410 is essential for ensuring that the generator operates correctly and provides reliable power to the vehicle's electrical components. A worn or damaged pulley can cause performance issues, reduce the efficiency of the generator, and even lead to premature failure of the charging system.

Q1. How is quality ensured?

Our products are 100% QC tested, if the item has a non-human quality problem during the warranty period, we will provide an exchange warranty service for your specific item after proof.

Q2. Are you an auto parts manufacturer?

Our company is a manufacturer and a wholesaler, our company sells Korean Hyundai Kia Great Wall series auto parts

Q3. What is your Minimum Order Quality?

The platform rules require different minimum order quantities for each category of products. If there is stock available, we can sell you one item and you can contact us separately.

Q4. What about delivery time?

If we have the item you need in stock, we can send you the item within 3 business days after deposit or 100% payment. In case of customized products, the production time for each product usually varies and usually takes 5 to 15 working days.

Q5. What is your terms of payment?

T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q6. What is your terms of delivery?

EXW, FOB, CFR, CIF, DDU.

Q7. How about the warranty?

A: Normally, the warranty period is 12 months after you receive the goods. For certain specific products, the warranty period is longer. We will indicate it in the product.