Traxxas Tracer 2.2" Chrome Wheels w/ Anaconda 2.2 Tires & Foams - Rear LED Lights The stock inner bearings are

The stock inner bearings are a mere 20x27x4mm

and will continue to hold their edge throughout repeated use

(1) 5x13x4mm Black Rubber Sealed Ball Bearing

1 Volts DC) Case Size:   39 mm W x 55 mm D x 33 mm H Weight:   90 grams Motor Limit (Brushless):   No motor limit On Resistance Forward:   0

The Savox SA-1231SG High Torque Steel-Gear digital servo is the servo that is ideal for those requiring extra torque

Traxxas Tracer 2.2" Chrome Wheels w/ Anaconda 2.2 Tires & Foams - Rear LED Lights The stock inner bearings areTires & wheels, assembled (Tracer 2. 2" chrome wheels, Anaconda 2. 2" tires with foam inserts) (2) (Bandit rear)