today was the expected of the parcel arrival, i ran back home from school and found the parcel lying on the desk, i started opening it like a maniac, and my mom was like " you never grow up "
i've go Bit Char-g special edition Loctite Zexel 45 mhz
3.0 motor, suspension set, gear set and black skyline body
got them from toyeast all in great condition
but my problem is that my original rims are black and the gear set have silver rims

what should i do ?
what is the fastest gears and pinions on the 3.0 motor ?
and what is the best suspension ?