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Date: Thu, 15 Sep 2005 09:53:26 -0400
From: "gw" <>
Subject: Re: What does "built on the same platform" mean?

"Johannes" <> wrote in message > > > "" wrote: > > > > A platform in the sense of a engineering platform is something (engine, > > chasse, frame, ect.)which has been constructed with certain attributes > > and operating limits. Thing can be added to that platform as long as > > they do not exceed the limits of the core platform. So with that in > > mind you can see how several vehicles could be designed off one > > platform. > > <naughty schoolboy> > But most modern cars don't have chassis, they have monocoque steel bodies. > Engines can be shared between many types of cars, not necessarily from > the same family or platform. > </naughty schoolboy> Unibody construction still leaves room for "branding" of most of the body panels - front and rear clip, door skins, etc. You will see that unibody vehicles of the same platform usually share the same greenhouse (roof and glass) structure. For example, the Pontiac Grand Am, Oldsmobile Achieva, and Buick Skylark are all "N-body" cars, yet the body styling is 3 different forms of ugly. Drivetrain, suspension, and most of the running gear are interchangeable.

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