OE Quality Rear ABS Reluctor Ring 79mm ID 83mm OD – Fits BMW 1er 3er X3 Z4

If your BMW's ABS light is on and you're pretty sure it's a rear wheel speed sensor ring, this is the part you need.

It's a new, OE-quality ABS reluctor ring.

The important specs: it's a 48-window ring, with an internal diameter of 79mm and an external diameter of 83mm.

It fits a ton of models—think BMW 1 Series (E81, E82, E87, E88), 3 Series (E90, E91, E92, E93), plus the X3 and Z4.

It replaces the factory numbers 33217504521 and 33217530965.

Just make sure to match up the part number or the pictures to your old ring before ordering.