Description
Key benefits
The original VAG Group poly-V belt 03L903137T is designed to maintain the correct operation of the engine's accessory system, ensuring efficient and durable transmission.
As a genuine Volkswagen group part, it offers the peace of mind of fitting a component with factory specification.
Features and materials
It is identified as a poly-V belt with OE reference 03L903137T and dimensions of 21.18 x 1070 mm.
It is a multi-ribbed accessory belt (poly-V), manufactured with materials resistant to heat, oil, and wear, typical of modern VAG engines.
Its multi-ribbed design allows power to be transmitted to several accessories simultaneously with good traction and less noise.
How to use / Who is it for
Aimed at VAG Group vehicles (Volkswagen, Audi, SEAT, Skoda, CUPRA) where this reference is specified in the accessory system.
Ideal for preventive maintenance of accessory belts, when wear, cracks or typical noises are observed.
Why choose it
Choosing an original poly-V belt helps ensure exact compatibility, durability, and quiet operation compared to generic options.
In addition, it maintains the OEM quality of the vehicle and reduces the risk of premature failures.
Frequently asked questions (FAQ)
Is it an original part?
Yes, it is described as a "Genuine Volkswagen group part."
What is the reference number?
OE: 03L903137T / 03L 903 137 T.
What are its dimensions?
21.18 mm wide x 1070 mm long.
What is it for?
It is a poly-V belt for the engine accessory system (alternator, A/C compressor, power steering, etc.).
How many grooves does it have?
The standard poly-V type for 21.18 mm usually has 6 grooves (6PK).
What vehicles is it suitable for?
For VAG Group applications that require 03L903137T; it is recommended to confirm compatibility by model/engine/year.
Add the original VAG Group poly-V belt 03L903137T to your cart and ensure the correct functioning of the accessory system with an exact OEM spare part.
Compatibility
Returns policy
Our goal is for every customer to be completely satisfied with their purchase. If you're not, let us know and we'll do our best to make it right.
Shipment
We will work to ship your order as soon as possible. Once shipped, you will receive an email with more information. Delivery times vary depending on your location.