Originally Posted by SkarTisu

I'd suggest staying OFF of eBay to buy stuff until you're experienced with these cars and know exactly what you need. It's very easy to buy the wrong item or get burned over there.

A-Main Hobbies sells clutch bell bearings as well as several other sizes of bearings for $1 a piece. That's an extremely tough deal to beat.

Tire wear is the result of several factors: track abrasion, tire compound selection, tread type, driving style and amount of wheel spin come to mind. Saying an entire brand of tires is junk based on one observation isn't the best idea.