Interstate Trailers (page 3):

Features: Heavy-duty spring suspension, heavy-duty cushion cylinder, front head board stop, tapered rear end with recessed lights, straight-thru chassis design, 40,000lb capacity, adjustable pintle eye hitch, heavy duty drop leg 12,000lb jack, dual cast spoke heavy-duty wheels.

Features: Twin internal flow hydraulic cylinders, 26' tilting platform, 4' stationary deck, 22,500lb axles each (3), new underride protection, 50,000lb capacity, dual cast spoke heavy-duty wheels, 2 speed 25,000lb capacity heavy-duty jack. Trailer shown has optional Budd wheels.

Features: Heavy-duty air brakes, front head board stop, continuous pierced main beam with interlocking crossmember system, sealed beam electrical system, heavy-duty spring suspension, 40,000lb capacity, overall length 30'.

Features: Low profile radial tires, lowboy ability in a tag-a-long, 50,000lb capacity, adjustable spring suspension, continuous main beam design with interlocking crossmembers, three 22,500lb axles.