Thurston Circle R Side Dump trailers feature drop-bottom or round vee tub designs.
- Third pivot added to the center of the body
- Garlock bearings in dump pivots
- Single Side G-rail and rubber Edge-Flex fenders with bolted fender mounts
- 800 lbs. lighter than previous models
- 40-ft. tandem axle with 1/4-in.-thick AR400 tub weighs around 14,000 lbs. or 16,000 lbs. with Tri-Axle