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ideal hitch height

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We are looking at buying a toy hualer 5th wheel. The trailer is 40' tandem axle. My concern is hitch height. I have a 6" lift with 35's (Before i get bashed on that, Ive read all the concerns and know about lifting the trailer etc) Im trying to find the best way to hook up without raising the trailer height since we have a bunch of tunnels here that are limited to 13' 6". Im looking at the Anderson hitch, or just changing out the trailer hitch to the reese goose box. I think the goose box will keep the trailer low enough on the nose compared to using the Anserson or the B&W 5th wheel companion. Im not too concerned with the articulation since we will mainly be towing on the highway so the truck to trailer contact doesnt bother me. Thanks in advance.
 
A 40' toy hauler with tandem axles will hamper your ability to load the GVW of the toy hauler. What is the GVWR of the toy hauler and what is the dry weight of the toyhauler? You should consider triple axles with a 40' toy hauler.
 
Recommend keeping 6" bed clearance, so to me the math doesn't work for a 5th wheel. I see unlevel rigs, bent beds, and damaged 5th wheel overhangs all the time down down here in TX.

There are plenty of bad angles at RR crossings, gas stations, and rural areas. The bed contacting the RV is a bad thing. Not much can overcome a bad configuration.

Good luck making this work.

Cheers, Ron
 
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You have alot to overcome with this RV, not only height, but heavy for your 2006 2500. I would reconcider your choices. A buddy of mine has a 2014 Mega 2500 and hauls a 38' tripple axle toy hauler that can weigh alot after the on board gas tank, water tanks and other toys tools and accessories. He had to install air bags and is afraid to weigh the rig, and he is aware of the importance. With your lift kit, 2500 and heavy 40' 5ver with tandem axles, is a recipe for disaster. Sorry, but its just my opinion.
 
Houston we have a problem!

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I just delivered a new 5th wheel trailer that was nose down on my standard height hitch. It's possible, depending on make and model, that the trailer will be level.
 
We are looking at buying a toy hualer 5th wheel. The trailer is 40' tandem axle. My concern is hitch height. I have a 6" lift with 35's (Before i get bashed on that, Ive read all the concerns and know about lifting the trailer etc) Im trying to find the best way to hook up without raising the trailer height since we have a bunch of tunnels here that are limited to 13' 6". Im looking at the Anderson hitch, or just changing out the trailer hitch to the reese goose box. I think the goose box will keep the trailer low enough on the nose compared to using the Anserson or the B&W 5th wheel companion. Im not too concerned with the articulation since we will mainly be towing on the highway so the truck to trailer contact doesnt bother me. Thanks in advance.

Hitch height needs to be set high enough to offer a 6 to 8 inch gap between the bed rails and the trailer. It doesnt take much articulation to take up that space either. Coming to an off camber road way or driveway will have you watching the gap, especially because the longer the trailer the more the truck articulation is separated from the trailer movement.

But the problem you're going to find is the pin weight with a 40' toy hauler. TH's are designed to have heavy pin's so that when you load thousands of pounds of toys in the back, the pin doesnt become dangerously too light. So unless you have the offsetting weight in the trailer, you'll find that the pin weight is going to be a lot for your lifted truck.

I know this because I have a 39 foot triple axle TH I pull behind my SRW stock height truck with 285's. Yes, my truck can tow it but its not fun and I would never plan any trips longer than 500 miles away.
 
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