Re: Increasing towing capacity of 800 series trucks?

From: Sonny Heath (sonny@defuniak.com)
Date: Thu Oct 13 2005 - 11:27:07 PDT


Yeah, then you would only have to pay about five or six grand a year for a
tag and liability insurance,

Good Luck,

Sonny

----- Original Message -----
From: "MV" <MV@dc9.tzo.com>
To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
Sent: Thursday, October 13, 2005 9:43 AM
Subject: Re: [MV] Increasing towing capacity of 800 series trucks?

>
> The ratings on the M series truck are definitely on the light side
> compared to what they are really capable of.
>
> What's the rating of the pintle hitch itself?? I'd find a similar
> commercial articulating pintle and compare ratings. Once you find that,
> look for attachment recommendations from the pintle hitch maker. Compare
> that to what you have.
>
> I would not be surprised if the frame and hitch are good for 50,000 lbs or
> more. I wonder more about the vehicle dynamics of putting a lot of tounge
> weight on the pintle. With that pivoting rear axle and big tall tires. I
> suppose it also depends on just how far and how fast you want to go.
>
> What are you going to pull that weighs more than 30,000 lbs? Huge
> backhoes are about 20,000 lbs.
>
> HP is going to become an issue also if you have to climb any hills. With
> my M51 dump with 30-35,000 lbs in the bed, it is not a fast machine. 45
> mph is pretty much top end and that is after going through most of the 10
> forward speeds. The 800 series trucks have a little more hp than my old
> R6602 which is at 200 hp, but not that much more.
>
> I'd seriously think about acquiring a 5 ton tractor (m52 or 800 series
> equililent?) and using a 5th wheel trailer for heavy loads. Tag trailers
> just have a lot of limitations when they get that big. Besides semi
> trailers are cheap and plentiful at least in the midwest.
>
> Dave
>
> J wrote:
>> Looking for any info on increasing the legal towed load capacity of a 800
>> series truck. Out of the box, it is 30,000 pounds. I'm guessing that is
>> due to the articulating pintle hitch that the Army wanted for towing
>> loads over rough ground. For normal hiway driving, the articulation
>> feature is not needed, so a heavier duty commercial hitch would work,
>> provided that the local structure of the frame will support it. Has
>> anyone done or seen such a mod? Thanks. Jim
>>
>>
>
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