1. Heavy-Duty Truck Service System for Diesel Repairs Built for truck maintenance auto creeper tasks like semi-truck engine bay work and lifted pickup repairs, this system offers 5 height settings (18"-32") and 3 tilt angles—ideal for diesel truck repairs. It’s compatible with shop cranes/engine hoists, featuring a 3mm military-grade steel frame (SAE J1926 certified) and cross-bracing to support 440 lbs, making heavy-duty truck service stable and flexible. 2. Tri-Angle Ergo Platform: 3-Tilt Adjustment This platform’s 3-position tilt eliminates back strain during turbocharger installations, liftgate repairs, undercarriage welding, and differential maintenance—key for truck maintenance auto creeper efficiency. Its 2.5" anti-fatigue foam (diamond tread pattern) withstands 400°F shop heat, kee.