[Kevan]

If it comes with the red anglewinder gear set like this:

   

That was the only alternative gear set we were allowed to use on the Powerslot Polo Rally car in Standard class.  Sadly difficult to find, it was easier to buy a 2nd hand car for those gears...that was a few years ago and the PS Polo is now a rarity in Rally.

There's a good article on that gear set here -> https://brshobbies.blogspot.com/2013/04/...r-set.html

Unless your rules are strict (that's if you even have rules) there's plenty of alternatives out there starting with SlotIt and NSR and you can mix & match gears from different manufacturers and you don't have to fit angled pinions either.