MMX 370mm Rear 2-Piece Rotor | BMW G8x G01 X3 30i Drivers wanting a tasteful drop

Drivers wanting a tasteful drop with real handling gains

Optimised cooling and gas evacuation to cut fade

ideal with aftermarket short springs for a purposeful stance and control

chassis mount bushings

MMX 370mm Rear 2-Piece Rotor | BMW G8x G01 X3 30i Drivers wanting a tasteful dropTransform your G8x stopping power with MMX lightweight floating rear brake discs. This high performance rear brake upgrade is a bolt on swap for the factory setup on BMW M3 and M4 G series models, delivering cooler running, sharper response and confidence inspiring consistency for fast road and track day use. Engineered with a floating two piece construction and matched left and right handed internal vane design, these vented rear discs move more air