2020 Freightliner vs 3500 GMC Dually at the Ike
Interesting outcome... Trailer: 18,500 lbs GMC Engine: 6.6 Duramax Brake Applications: 1 Time: 10:28 Freightliner Engine: 9.0 Cummins Brake Applications: 0 Time: 10:42 Link
Forum Discussion
4x4ord wrote:
^^^^ Maybe. Anything I have driven with an engine brake had position 1 2 or 3 and was either off or on. No modulating.
Lots of RPMs left to be in 3rd and hold back a much larger load at 50MPH.
