Forum Discussion
Jarlaxle
Sep 05, 2009Explorer II
That's how they run in MDT's...the 6.7 ISB-powered M2 I drove at work was spinning 2400 on the highway (295/75R22.5 tires, 5.86 gears, 2100-series Allison) and seemed perfectly happy to do so. The various 5.9-powered trucks & buses I've drive were all in the 2100-2600RPM range on the highway.
About Travel Trailer Group
44,029 PostsLatest Activity: Jan 21, 2025