Question: is bmw hp4 road legal?
Answer: BMW HP4 Race. Rear: 220 mm disc. The BMW HP4 Race is a 999 cc (61.0 cu in) four-cylinder engine sport bike made by BMW Motorrad in 2017 in a limited-production run of 750 units. It is a non-street-legal, track-only version of the HP4 variant of the BMW S1000RR.