Diamond C FMAX210SS: Fleetneck Gooseneck
Specifications, configurations, and buyer fit for the Diamond C FMAX210SS Fleetneck Gooseneck.
The FMAX210SS is a current Diamond C 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 | 25,000 lb |
|---|---|
| Empty weight | 4,210-9,070 lb |
| Lengths | 20-40 ft |
| Width | 102 in bed |
| Axles | 2x 10,000 lb Lippert |
| Tires | 235/75R17.5 18-ply super single |
| Coupler | Gooseneck |
Fleetneck 2.0 gooseneck with super-single wheels; 16 in low-profile engineered beam frame; 12 in curved engineered neck; Grade 100 main beams; 10-gauge Grade 80 neck web; under-deck spare mount with winch; chain tray with winch mount
Read from the manufacturer's published page on September 26, 2026. Options and model-year changes alter these figures, verify the current sheet with the dealer.
Manufacturer Source
Diamond C 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 Diamond C FMAX210SS page →