An interlocking neck and deck system for scooters includes an elongate deck having a front end with a longitudinal neck-receiving slot with a first profile and at least one lateral locking member receiver. A removable and interchangeable neck is engageable with the deck. The neck includes a lower mounting portion with a second profile complementary to the first profile of the neck-receiving slot and at least one lateral locking member receiver complementary to the at least one lateral locking member receiver of the deck. The neck also includes an upper stem-receiving portion comprising a bore. At least one lateral locking member is engageable with the lateral locking member receivers of the deck and neck when the removable neck is mated with the longitudinal neck-receiving slot of the deck.