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Old 06-01-2006, 02:51 PM   #10 (permalink)
Danny G.
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Re: Brake design question - Ray? Anyone?


"Jeff Strickland" <crwlr@yahoo.com> wrote in message news:FICdnQRywq1Ls-PZnZ2dnUVZ_vWdnZ2d@ez2.net...[color=blue]
>
> "Danny G." <dandog@pacbell.net> wrote in message news:f7afg.36365$4L1.4788@newssvr11.news.prodigy.com...[color=green]
>>
>> "Jeff Strickland" <crwlr@yahoo.com> wrote in message news:KuudnfzU3Iw2SuHZnZ2dneKdnZydnZ2d@ez2.net...[color=darkred]
>>> Braking force on any system is distributed about 60/40 front to rear. This[/color]
>>
>> My 86 Toyota C&C work trucks normal weight with the parts, tools and equipment I need is close to 6,000 pounds. Plus I would not
>> think twice about tossing 2 scoops of sand (a ton) anywhere in the bed. I doubt the sand even be noticeable when braking. That
>> trucks rear axle does basically all the load and braking and the front none.
>>
>> My point is braking force front/rear varies greatly.
>>
>>[color=darkred]
>>> explains why one goes through front brakes at a roughly 2:1 ratio over the back brakes.
>>>[/color]
>>
>> My Supra's front pads, rear pads, front rotors, rear rotors all wear roughly 1:1 thank god and have no weak link.
>>
>> The brakes also perform the same at any speed the car can do. But if you stomp the brake /lock up all 4 at 120 mph
>> anyone not belted in is going to eat the dash hard[/color]
>
>
>
> Distributing 90+% of the load on the rear axle doesn't change things very much. The front brakes still do the work of STOPPING.
> There are hardware components that help to balance the braking duties from front to rear, but they are "stupid" devices that don't
> know how you have distributed the load.
>
> Bottom line is, it's pretty safe to say that braking is distributed 60% to the front and 40% to the rear. There are notable
> exceptions -- the mid-engine cars and highly refined sports cars, that sort of thing -- but most passenger cars will be pretty
> close to the 60/40 distribution. The reason is the kenetic energy of the car itself. As you stop, the weight is thrown forward
> onto the front axle.
>
> I do not recall that the OP listed his car among the notable exceptions.
>[/color]


LOL I know we are off topic.
anyway...
I guess my Toyota C&C truck has huge brakes and 4 tires rear and wimpy front brakes for no reason then. 8)


 
 
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