Chassis, diesel and towing

The truck underneath. Freightliner M2 106 and Ford F-550 and F-600, the Cummins 6.7 and the Power Stroke, Allison shifts, air brakes, licensing over 26,000 lbs and towing up to 10,000.

2 threads and 13 posts on this board

• Dec 29, 2025
  do i need a special license for a 33,000 lb Super C in Texas? (and what about air brakes)by cummins_67_curious, last word from retired_lineman_rv
  5 replies2392 views
• Dec 15, 2025
  cold start on a 6.7 Cummins Super C at -8: block heater, grid heater, and how long do i really idleby bunk_over_cab_kids, last word from mod_bev_t
  6 replies2385 views