Continental grand prix 4000s ii road tyre 25c pairwhen youre chasing podium finishes koms or pbs continental the undisputed king of tyre manufacturing can offer some assistance via their grand prix 4000s ii tyre the immensely popular gp4000s road tyre was unveiled in 2007 and has now been updated to include the blackchili compound a cutting edge rubber compound to help you go faster for longer continental gp 4000s ii race with confidence in all conditionsfeaturing a 30 increase in g