scraping Stebro on speed bumps
Lawrence C Leung
l.leung at juno.com
Wed Feb 28 21:46:53 EST 2001
Actually, a function of weight transfer. As you slow for the bump, you
transfer weight to the front by inertia. If you drag the brakes, or let
the engine brake at all, the weight remains transfered to the front. The
ideal thing to do, if possible, is brake as hard as possible prior to
meeting a bump or pothole, then let off the brake and "coast" over the
bump. This will ease the vertical loading of the front wheels as they hit
the bump.
LL - NY
On Wed, 28 Feb 2001 10:36:03 -0800 (PST) Tessie McMillan
<tessmc at drizzle.com> writes:
>Hey Zsolt!
>
>I have a feeling someone's going to bring up the subject of
>"un-sprung
>weight" here and "dis" me totally... but that aside, I've been told
>by
>alignment shops and mechanical engineers that the lightweight alloy
>wheels
>damage easily on potholes and speed bumps. I assume this means a
>bending
>or flatspotting on impact. Since my front wheels are especially prone
>to
>getting bent, I would imagine the weight on the front of the car is a
>factor in the impact. One of my friends ruined his HRE wheels (in his
>Alfa Montreal) on FIA curbing at PIR (but admittedly, his tire
>profile
>was SO low, upon consideration he decided he shouldn't have been
>running
>that set of wheels with those tires on the track at all).
>
>Tess
>
>On Wed, 28 Feb 2001, Zsolt wrote:
>
>> how do your wheels get bent from speed bumps?
>> Zsolt
>>
>
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