The R1 Concepts slotted black brake rotor for 2004–2010 BMW 525i (rear left) is a direct-fit replacement specified for that wheel position and years. The product description lists a slotted surface and black coating; this unit is intended for routine rotor replacement or brake maintenance on the stated 525i applications. Confirm rear left/right compatibility when selecting the correct part.
R1 04-10 BMW 525i Rear Left Slotted Black Brake Rotor