Yeah, 65 to 68, and when not in California, and on good interstates, we cruise at around 68 mph and the tranny will be in 6th gear. I never tow without being in Tow/Haul mode and always have the exhaust brake enabled. We run 14 ply rated tires, previously G614’s and now Sailuns.
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Bob & Becky
2012 3402RL
2012 Chevy 2500HD D/A CC 4WD
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