We’ve posted plenty of F30 spy photos and videos, but this is a first — a F30 335i with blue front brake calipers. Despite their color, the brakes on this prototype don’t appear to be larger or a special design compared to other F30 335i prototypes, so it could be cosmetic only (perhaps as part of a special package). BMW does seem to have an affinity for blue brakes recently, as seen on the F10 M5. Or, these brakes could be for testing purposes only.
Also seen are some testing/recording equipment attached to each fender to monitor the brakes, wheels, and/or tires, as well as sensors on the calipers. The fender sensors appear to be microphones, so they may be for sound testing.
Seen clearly for the first … CONTINUED