Originally Posted by riversedge
leencharlotte - I currently tow a 9000 lb fifth wheel with a 2007 tundra RCSB, 2wd and 5.7. We picked the trailer up in Ohio and hauled it 1500 miles to Nova Scotia in October and averaged 10.5 mpg (US gallons). I tow in S5 and highway speed of 55 - 60 mph. I did not use tow/haul on that trip. Any faster and your mileage drops like a rock. Enjoy your TT.
I agree with this statement.
61 mph is the sweet spot for my rig.
I do use Tow/Haul but can't say what good it really does on flat land.
"Slow down and enjoy the trip" was the advice I was given by a friend of mine.
2009 Flagstaff 8528 RKSS
2007 Toyota Tundra DC 5.7L V8
Pullrite Superglide 14K
Air Lift 5000
Prodigy Brake Controller
"I've got a mind like a steele.. a......a steele......um.....uh...... what's that thing called again?