- Name: Tough Trailer (タフトレーラー)
- Height: 16'4" (4.98 m)
- Weight: 6.3 t, (Trailer is 32.8 t)
- Speed: 500 kph
- Weapon: Neutron Beam, Giant Cannon, Particle Beam Cannons
- Voices: Hiroshi Yanaka (eps 28-31), Nobuyuki Furuta (ep 34), Show Hayami (ep 35), Katsumi Suzuki (ep 41)
- Pro Truck Racer's younger brother.
- Remold of Titan Boy from Chōshinsei Flashman.
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