The spare robot parts that make up Autobot X resemble the parts of the other Autobots:
* The forehead crest and right chest of Prowl.
* The left door of Bluestreak.
* The left shoulder of Sunstreak.
* The right shoulder/fender and shoulder-mounted missile launcher of Hound.
* The left chest and arm cannon of Trailbreaker.
* The left wrist and parts of the right leg of Optimus Prime.
* The photon rifle (mounted on the right arm), crotch, and back of the left leg of Jazz.