[DML] Re: Pearce Design Correction
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[DML] Re: Pearce Design Correction


The Pearce trailing arm design is so much better than the stock 
design it isn't funny.

Rick Gendreau

--- In dmcnews@xxxxxxxxxxxxxxx, Bryan Pearce <bryanp@...> wrote:
> David,
> Your posting is incorrect regarding the design and operation of 
> Pearce Design trailing arm mounting system.
> You state that the Pearce Design doesn't have any compliance 
> so it transmits vibration into the frame.  However, had you ever  
> driven a DeLorean with the new trailing arms or examined one, you  
> would be aware that rubber does isolate the Heim joint by 
> each end of a Rear Control Arm Pin.  This is not apparent without  
> disassembling the joint.  A picture is worth a thousand words, so  
> please look at a drawing of the system:
> http://www.pearce-design.com/TrailingArmMount.gif
> Just to be clear, I don't THINK this design works, I KNOW it 
> The prototype frame and trailing arm system has over 120,000 miles 
> it and several more production frames are accumulating miles every 
> If anyone has specific questions about this system or the 
> please feel free to contact me, understand the design or issue in  
> question, and then post accurate information to the DML.
> Bryan Pearce
> On Mar 15, 2006, at 8:56 PM, David Teitelbaum wrote:
> > I am familiar with the Pierce design. It requires a redesigned
> > trailing arm. I was asking out loud for a retrofit that could 
make use
> > (if possible) of the origional trailing arm while being able to 
use a
> > Heim Joint. The Pierce design doesn't not have any compliance 
> > so it  transmits vibration into the frame. The ideal joint would 
> > flexible in 2 planes of motion AND isolate the frame from road
> > vibration. It should also have a way to fail without letting the 
> > move too far out-of-place and not be subject to a single point 
> > (1 bolt). It also has to be adjustable so you can set the thrust 
> > of the rear wheels. A tall order which is why we have what we 
have! I
> > agree we can live with it but IMHO it is an item that should be
> > regularly inspected and if properly taken care of we can live 
with it
> > as it is.
> > David Teitelbaum
> > vin 10757
> >
> >

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