Panel: Frame Rail Construction

Frame Rails

Frame rail

Our single-piece steel straight-rail frame with 3-inch flanges and rugged dogbone cross members helps to maintain the integrity of your walk-in van structure by reducing flex and bowing, which minimizes body stress when traveling and provides optimal heavy-duty load-carrying strength.

MT-45 Diesel, Gas & Propane

  • Durable 8″ steel straight-rail frame with 3″ flanges and rugged dogbone cross members reduces flex and bowing to minimize chassis stress while carrying up to 10,000 lb. of cargo
  • 8.0″ x 3.0″ x 0.25″
  • 50,000 PSI
  • 7.35 section modulus

MT-55 Diesel

  • Durable full-section steel straight-rail frame—among the largest in the industry—reduces flex and bowing to minimize chassis stress while carrying up to 19,000 lb. of cargo
  • 9 1/8″ x 2 13/16″ x 5/16″
  • 80,000 PSI
  • 10.8 section modulus