Longarm is the Mini-con parner of the Autobot, Red Alert. In vehicle form, Longarm changes into a crane, which sits atop Red Alert's rescue vehicle. Longarm analyzes and diagnoses technical problems, which Red Alert then fixes. He also helps out during rescue operations, and can activate and launch Red Alert's robotic stun disks.
Longarm appeared in the following 19 comic books:
Longarm appeared in the following 9 cartoon episodes: