Scooter parts, depending on the brand of scooter, are available on Amazon or through the dealer the scooter was purchased from. It may prove to be cheaper to search for parts on eBay, but these parts may not be in the best condition.
One can buy cheap Razor Scooter parts from a number of online retailers. One can get them from 'Scooter Hut', 'Monster Scooter Parts' and 'Shop Razor'.
One can purchase Chinese scooter parts on the Chinese market website Ali Baba. This website will allow you to buy large amounts of scooter parts at a low price.
Ebay
Ebay.
if you have a razor scooter or ust go to the razor website they have parts there too.
you can't
The best place for a person to purchase Vespa scooter parts would be on a site such as eBay. This sites also has a guide to what parts need to be purchased.
Some of the places that one could purchase spare parts for a mobility scooter are eBay, Monster Scooter Parts, and US Medical Supplies. Southwest Medical also offers spare parts for mobility scooters.
You can buy parts from doggscooters or luckyscoot both are dot com sites.
Unless you have significant mechanical and electrical skills, and a pile of parts sitting around, you buy one already made.
You can buy a Razor Pocket mod scooter from many places or on the Internet. The best stores you can get a Razor Pocket mod scooter is from Target or Wal-Mart.
One can buy some cheap but quality scooter handlebar grips from Skate Hut, Razorama, Skates, eBay and Amazon online stores. Having a quality scooter handlebar grips is very important, as it allows one to have a proper grip when one goes on a jump with the scooter.