ATC ROM 500/550: Heavy-Duty Car Hauler
Specifications, configurations, and buyer fit for the ATC ROM 500/550 Heavy-Duty Car Hauler.
The ROM 500/550 is a current ATC model. The published specifications below come from the manufacturer’s spec sheet. Confirm the current numbers with your dealer before you buy.
Published Specifications
| GVWR | 9,990-19,800 lb |
|---|---|
| Empty weight | 3,600-5,000 lb |
| Payload | 6,190-14,800 lb |
| Lengths | 19 ft 10 in to 31 ft 10 in interior |
| Width | 97 in interior |
| Axles | Tandem or Triple, 5.2K or 6K lb per axle |
| Tires | ST225/75R15LRE, ST235/80R16LRE |
| Coupler | 2-5/16 in ball, 10K coupler rating; 2-5/16 in ball, 21K coupler rating |
| Deck height | 20-22 in |
All-aluminum heavy-duty car hauler in 8.5 x 20 to 8.5 x 32 sizes; fully welded ceiling, walls, and floor; LifeTrac modular system on the 550
Read from the manufacturer's published page on September 25, 2026. Options and model-year changes alter these figures, verify the current sheet with the dealer.
Manufacturer Source
ATC listed this model family as active when checked on July 19, 2026. Confirm current specifications, options, and local availability directly with the manufacturer and dealer.
View the official ATC ROM 500/550 page →