Coats 4050A Heavy‑Duty Air Tire Changer — Tested & Working

This listing is for a Coats 4050A center-post tire changer in working condition, ideal for light truck and passenger car wheels up to 38″ diameter. Built for commercial use, this model handles both steel and alloy wheels with proven reliability.  Key Specifications: • Rim diameter: 10″ to 17.5″ • Tire diameter: Up to 38″ outside • Rim width: 1.5″–10.5″ standard (expandable to 19″ with adapters)  • Air requirements: 110–175 PSI, minimum 5 SCFM at 150 PSI (2 HP compressor)  • Frame footprint: Approximately 53″ W × 17″ D × 42″ H • Shipping weight: ~575 lbs  Features: • Air‑powered dual chrome-plated cylinders for smooth, controlled bead loosening and mounting/demounting.  • Operations—including inflation—are performed without repositioning the wheel.  • Surge tank capacity: 7.5 gallon reservoir provides enhanced bead-seating power.  • Inflation safety limiter: Limits most car/light truck tires to ~60 PSI to prevent over‑inflation when beads are seated.  Included (as seen in photos): • Main center‑post changer assembly • Bead loosener assembly with upper and lower shoes • Air hose and inflation chuck • Original labels and serial plate—model 4050A, part #(contact info removed), manufactured by Coats Company, Nashville, TN    Condition & Use Notes: • Unit shows signs of use—surface rust, grime, minor paint wear—but is fully operational. • No hydraulic or electrical motors; purely pneumatic/manual operation. • Sold as-is with no modifications; includes standard bead lift tooling and inflation pedal. Why this model? • The Coats 4050A was once the industry benchmark for high-volume tire service, and remains favored in many fleets due to its efficient center-post layout and durable pneumatic drive.