TRAXXAS 5374X BRUSHLESS E-REVO WHEEL/TI The Talon"s Unique Tread Pattern And Soft Compound Rubber Delivers Excellent Grip On A Variety Of Surfaces The Outside Diameter Is The Same As A Stock Maxx Tire But The Larger 3.8 in. Wheel Diameter Provides Includes Match Foam Inserts Compatibility - TRAXXAS MAXX And REVO Remote Control Vehicles Number Of Spokes - 5