The Frame is made of high tension steel & the deck is made of high grade Billet Aluminum. This unit has an electric starter as well as a pull starter. This scooter is one of our highest quality gas powered scooter that we offer. The XG-550 has NO stickers on the deck, the X-Treme flames logo is engraved by machining right into the Aluminum plate. This scooter is also easy to store with the Folding Lock -n- Carry Mechanism. The folding mechanism is very simple to operate, simply pull the handle to unlock the scooter, then fold down. The XG-550 is made for the rider that likes to stand while cruising with it's over sized foot plate.