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Re: [GMCnet] Why not fix one ton scrub radius with wheel offset? [message #361941 is a reply to message #361936] Fri, 22 January 2021 21:19 Go to previous messageGo to previous message
sgltrac is currently offline  sgltrac   United States
Messages: 2797
Registered: April 2011
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I’ve hit canyon rd south into Ellensburg in The War Pig pulling a two axle
14’ trailer full of dirt bikes and was a steady 10 over by the yellow
corner speed signs. It was epic. As long as I picked good lines an didn’t
think about what would happen if I blew a front tire. ;)

Sully
Bellevue wa

On Fri, Jan 22, 2021 at 5:19 PM James Hupy via Gmclist <
gmclist@list.gmcnet.org> wrote:

> The GMC Motorhome is NOT a performance vehicle. It wallows in tight curves,
> barely stays straight on good roads. It is at least 40 years old, and
> designed around parts plucked from production lines of various automobiles
> of the era. Nothing state of the art about the suspension and drive train.
> It does a fair job of point to point transportation of a heavy vehicle
> that has a great deal of its weight centered above the tops of the tires.
> A race car, it definitely is NOT! If you do not expect sports car
> handling, and maintain the drive train/suspension parts well, it is safe
> enough to drive in traffic if you don't follow too closely and drive "eyes
> way down the road ahead", you won't get in too much trouble.
> There are upgrades that improve braking quite a bit, and that is one
> huge reason for the 1-ton conversion. That and much stronger lower control
> arms and front wheel bearings as well as upper and lower ball joints.
> Handling? Very subjective at best. It still is a top heavy front wheel
> drive vehicle. Not much will ever change those facts.
> Do I love them? Yep! But, don't put lipstick on them. Underneath, they
> are still a very good looking pig.(grin)
> Jim Hupy
> Salem, Oregon
>
> On Fri, Jan 22, 2021, 4:55 PM Joe Weir via Gmclist gmclist@list.gmcnet.org>
> wrote:
>
>> Yes, My bad. The point was that while not completely fixing the issue,
>> it certainly moves it closer to correct.
>>
>> Zandr Milewski wrote on Fri, 22 January 2021 16:15
>>> On 1/22/21 06:55, John R. Lebetski via Gmclist wrote:
>>>> Also moving tire inboard may be able to fix the steering axis or
> some
>> of the error, but not sure that totally fixes scrub radius.
>>>
>>> Scrub radius is literally defined as the distance between the center of
>>> the contact patch and the point where the steering axis touches the
>> ground.
>>>
>>>
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>>
>>
>> --
>> 76 Birchaven - "Wicked Mistress" - New engine, trans, alum radiator,
>> brakes, Sully airbags, fuel lines, seats, adult beverage center... those
>> Coachmen
>> guys were really thinking about us second hand owners by including that
>> beverage center...
>> Columbia, SC.
>>
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Sully 77 Royale basket case. Future motorhome land speed record holder(bucket list) Seattle, Wa.

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