You have 2.64's or 2.79's right?
If you have those gears, with an overdrive transmission, your rpms would be ridiculously low in 10th at 60 mph. Around 1000-1100 rpms What gears and tire size do you have? |
410 rears and 22.5 lowpro's. My rpm at 55 is 1,450
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Yes that will be overdrive.
You would need to put a direct drive in there AND change the gearset. If you didn't you'd be at 2100 rpms at 60 mph :P, or 1931 at 55 mph. You have a 11.1L detroit correct? What are you getting for fuel mileage currently? Do you find the revs are too high? 1450 sounds good at 55 for that engine. 2.93's would put you at 1380 at 55 mph (with direct drive swap as well) 3.08's would put you at 1451 at 55 mph (again with direct drive) |
Geez Allan for being such a technical guy WHY aryou calling the wide-based tires SUPER SINGLES?? That was the name for the old high profile singles not the NEW STYLE! OK rant over carry on. LOL
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sorry "wide base singles".
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Most of your specs are pretty much what I've been working on as I look to a new truck this summer or end of the year. Unfortunately, I can't get what I really want...Prostar with the DD15 and the I-shift. Guess I'll have to settle :cry: :lol:
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LOL no worries, that's the boat I'm in. Although I think I won't buy a new truck for many moons. My dad was looking at buying, but found a good used truck and went with that.
I think what I would do is wait a year and go with the DD13. |
Well...I really do like the looks of the new International "Lonestar". Saw the real deal thursday while in Ft. Wayne IN. Very sleak looking unit. Very comfortable looking interior. The test-driver let me up on the running board to look inside...but wouldn't let me enter the door.
I want one. Signature 600 Cummins, 13 speed auto, 390 rears, half faring package, 255" wheelbase, "super singles" on the drives, leather package on the interior, 72" sleeper, fridge, apu, and the premium sound system !!! Gimme that "Binder" now...I'm tellin ya!!!! |
I'm not sure I want to go with the smaller engine. If everything comes together, I'll be running back and forth between the NW and Chicago...lots of mountains. Truck sales are so slow this year that pricing is pretty attractive. I don't think that's going to be the case next year. Not to mention the fact that interest rates are not likely to stay low. I figure if I buy by the first of next year, running it 3 years allows me to avoid the 2010 engines until they've got 2 years under their belts. I'm more worried about bugs in those engines than I am these new ones now. Plus, as it stands right now I've decided that SCR is looking like the way to go. It won't hurt to give them an extra year or two to build out the infrastructure.
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