What motors to use?

[Brandon_L]

Originally Posted by Vikesrock

You may have a Fischer Price gearbox that does not match your motor pinion. The pinion the gearbox is designed for is molded into the outside of the gearbox (two places I think, don't remember where), it should be something like "19T" or "17T". Make sure this number matches the number of teeth on the pinion for your 2011 FP motor.

We used the gearbox we got this year (the orange one) with the motor with the orange collar, which already had a gear on the end of it. I didn't know that and didn't count but I thought orange+orange=good lol