OE 3b2173 — Brake rotor

What is OE number 3b2173?

OE (Original Equipment) number 3b2173 is a manufacturer's reference code for Brake rotor used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 5 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE 3b2173.