Quote:
Originally Posted by robchalmers
They are for homologation to IIRC - some countries get all narky about expsed tires and when viewed from above you can't have a certain & of tyre exposed on ANY wheel/tire combo in the range so these little lips are built into every variant as for economy of numbers. th'ye somethimes on the front fenders too. alway wear the fender where the fender starts to taper toward the centre line.
|
I recently spoke to a senior engineer who worked on the Astra GTC and he confirmed this; they are for EU homologation concerning coverage of the tyres, not for aerodynamics or road spray control.