Nothing stops them when they roll out! Hard driving road warriors travel fast and heavy! - Incorporated with sophisticated auto-driver control systems and modulated weaponsâ€™ stations. Quad overhead cam, energon-ignited engine allows for travel at twice the speed of sound! Able to barrel through almost any obstacle. Unstoppable when roaring in full-throttle. Can utilize their massive strength for transporting wounded Autobots from battle zone. Use their micro size and powerful engines to literally drag uncooperative Decepticons into the heat of the battle.
Hydraulic appeared in the following 4 comic books: