Check around other sites for RT-615's that is undoubtedly the best tire for the money
the Dunlop Direzza Z1 is supposedly good this year, you may want to check it out
and of course you could go with the fan favorite, BFG G-Force Sport, a lot cheaper than others but you get near the same performance out of em.
Originally Posted by Dennis_Grant
Remember this list: Bilstein; Penske; Koni; Ohlins; Sachs; Dynamic Suspension.
Not on this list? Almost certainly crap.