Big Tex 20GX
Specifications, configurations, and buyer fit for the Big Tex 20GX.
The 20GX is a current Big Tex model. The published specifications below come from the manufacturer’s spec sheet. Confirm the current numbers with your dealer before you buy.
Published Specifications
| Axles | 2x 10,000 lb torsion, super singles |
|---|---|
| Coupler | Gooseneck |
Mega Duty tandem gooseneck dump; high-side box for added cubic capacity; low-profile design
Read from the manufacturer's published page on July 19, 2026. Options and model-year changes alter these figures, verify the current sheet with the dealer.
Manufacturer Source
Big Tex listed this model family as active when checked on July 15, 2026. Confirm current specifications and availability directly with the manufacturer and dealer.
View the official 20GX page →