| MODEL | Roadrunner with Adjustable Upper RestbarModels with Adjustable Upper Rest Bar | ||||||
| 48′ MODEL | 42′ MODEL | 36′ MODELS | 30′ MODELS | ||||
| 548 | 542 | 536 | 530 | ||||
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Due to continuing improvements in the design and manufacture of Unverferth products, all specifications contained herein are subject to change without notice |
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| Wheel / Axle Type | Tandem / Truss Rear Axle | Tandem / Truss Rear Axle | Tandem /TrussRear Axle | Tandem / Truss Rear Axle | |||
| Fits Grain Platforms: | 48′ & Smaller | 42′ & Smaller | 35′ & Smaller | 30′ & Smaller | |||
| Fits Draper Platforms: | 48′ & Smaller | 42” & Smaller | 36′ & Smaller | 30′ & Smaller | |||
| Fits Corn Heads (30″ Rows): | 16 Row & Smaller | For specialty & narrow row heads | 12 Row &Smaller | 8 Row & Smaller | For specialty & narrow row heads | 12 Row & Smaller | |
| Rear Wheel Tread Width | 6’6″ | 6’6″ | 6’6″ | 6’6″ | 6’6″ | 6’6″ | |
| Overall length (Approx.) | 59’5″ | 53’5″‘ | 47’5″ | 47’5″‘ | 41’5″‘ | 41’5″‘ | |
| Upper support tube, dimensions | 6″ x 3″ x 49′ | 6″ x 3″ x 43′ | 6″ x 3″ x 37′ | 6″ x 3″ x 37′ | 5″ x 3″ x 31′ | 5″ x 3″ x 31′ | |
| Height adjustment, maximum | 4′ 0″ | 4′ 0″ | 4′ 0″ | 4′ 0″ | 4′ 0″ | 3′ 10″ | |
| Height adjustment, minimum | 3′ 0″ | 3′ 0″ | 3′ 0″ | 3′ 0″ | 3′ 0″ | 2′ 10″ | |
| Bracket height adjustment, maximum | 2′ 8″ | 2′ 8″ | 2′ 6″ | 2′ 8″ | 2′ 8″ | 2′ 6″ | |
| Bracket height adjustment, minimum | 2′ 4″ | 2′ 0″ | 2’0″ | 1’10” | 2′ 0″ | 1′ 10″ | |
| Span between upper / lower bar, maximum | 4′ 4″ | 4′ 4″ | 4′ 4″ | 4′ 4″ | 4′ 4″ | 4′ 4″ | |
| Span between upper/lower bar, minimum | 2′ 11″ | 2′ 11″ | 2′ 11″ | 2′ 11″ | 2′ 11″ | 2′ 11″ | |
| Tires (Highway rated) Front & Rear | 235/80 x 16 | 235/80 x 16 | 235/80 x 16 | 225/75 x 15 | 235/80 x 16 | 225/75 x 15 | |
| Approx. weight, with wheels and tires (lbs.) | 4,000 | 3,500 | 3,220 | 2,960 | 3,080 | 2,820 | |
