XRAY - Model racing cars

Hello everybody,

I have a question about the belt that you have to use depeding of the size of the pulley front and rear.

If a use a center pulley of 20T (standart t3 '11), and I use a spool of 34T and rear diff of 34T, what are the correct size of the front and rear belt for use this pulleys?

In front: 501mm? 507mm? 513mm?

In rear: 183mm? 186mm? 189mm? 198mm?

Thank you very much.

34/20 is standard on T2'2009... should be these part numbers:

305431 (507mm)

305444 (183mm)

Ok, thank you very much Alexander.