Originally Posted by Lees52

Some versions of the F104W use foam tyres, 84192, 84193, 84194.
http://www.tamiya.com/english/produc...aren/index.htm

And it uses 45mm wide rear tyres like the old F103 and the rear width is only 5mm less that a F103RM.

So has it got F103 rear rims and a new rear shaft or whats going on, can anyone confirm?