As a British engineering company, Hi Spec Motorsport Ltd

manufactures conversions, calipers and rotors at our premises in Dartford, Kent.

With over 25 years of experience making brake components,

Hi Spec Motorsport Ltd can manufacture conversions for BMW vehicles.

Please click on wheel size according to vehicle variant:

All E39 variants: 520i - M5, 520d-530d

15-16 wheel kits 17-18 wheel kits 19-20 wheel kits