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CylonRed
Premium,MVM
join:2000-07-06
Bloom County

reply to cahiatt

Re: Jeep Grand Cherokee almost rolls over during maneuver tests

Owning a 3 series - I can't imagine it not needing a good bit of help to do that...


The Pig
I know you want to be me
Premium
join:2009-09-11

reply to Gbcue
In nearly all vehicles, if you try to turn really fast circles (doughnuts) to try to rollover a vehicle, the tires nearly always break free of the pavement before enough side force can be produced. But when a vehicle is already traveling at speed, and a sudden and extreme side turn is made, the tire traction can exist long enough to cause a rollover. This is related to the fact that there are two different frictional coefficients between the tires and the roadway. A STATIC coefficient of friction is usually slightly higher than the DYNAMIC coefficient of friction. As long as traction is maintained, then the higher STATIC value applies, but as soon as the tires start sliding, the lower DYNAMIC value applies.

»mb-soft.com/public/rollover.html



MEDIAN2k3
Your Ad Here
Premium
join:2002-12-04
Bronx, NY
kudos:1

reply to Gbcue
My friend just flipped her civic ironically....



CylonRed
Premium,MVM
join:2000-07-06
Bloom County

How did she do that????



MEDIAN2k3
Your Ad Here
Premium
join:2002-12-04
Bronx, NY
kudos:1

reply to Gbcue
Umm I believe she hit a turn going like 50 and then lost control into a ditch



CylonRed
Premium,MVM
join:2000-07-06
Bloom County

Ahhh - the ditch rolled the car... she was not hurt I take it?



MEDIAN2k3
Your Ad Here
Premium
join:2002-12-04
Bronx, NY
kudos:1

reply to Gbcue
Few scratches and bruises. Nothing bad, car got it worse.



The Pig
I know you want to be me
Premium
join:2009-09-11

reply to Gbcue
Keep using those seatbelts no matter what you drive, please!



Anonymous_
Anonymous
Premium
join:2004-06-21
127.0.0.1
kudos:2

reply to Gbcue
too bad it did not say the year



Lurch77
Premium
join:2001-11-22
Oconto, WI
kudos:4

Looking at the video, it is the current generation.


Kearnstd
Elf Wizard
Premium
join:2002-01-22
Mullica Hill, NJ

reply to Gbcue
any SUV will roll easier than a car due to being higher up and having a higher center of gravity. I bet one could roll any SUV on the market at 40mph with a good wheel crank.
--
[65 Arcanist]Filan(High Elf) Zone: Broadband Reports



Doctor Olds
I Need A Remedy For What's Ailing Me.
Premium,VIP
join:2001-04-19
1970 442 W30
kudos:18

said by Kearnstd:

any SUV will roll easier than a car due to being higher up and having a higher center of gravity. I bet one could roll any SUV on the market at 40mph with a good wheel crank.

Especially when you overload the SUV (like Consumers Union did to the Samurai) and hang two 500 lb outriggers on each front door aka one each on the passenger and drivers doors).
--
What’s the point of owning a supercar if you can’t scare yourself stupid from time to time?

cahiatt
Premium
join:2001-03-21
Smyrna, GA

1 edit

reply to CylonRed

said by CylonRed:

Owning a 3 series - I can't imagine it not needing a good bit of help to do that...

I agree. But it happened and was on a few news clips also. I looked again and cannot find the video anywhere. It was a press reveal for a new 3 series I think around 1998 or so. BMW has probably used copyright take down requests and pulled all the video to keep it from getting too viral.

They brought the car out and were doing some high speed maneuvers. Reverse 180's, slalom, etc... It was absolutely flat ground, no curbs, ramps or other interference. Must have had the perfect combination of traction and weight transfer because on one of the maneuvers the car just went bottom up....

-edit- Still trying to find info. Best I have found so far was that this was in 1997 and it was the introduction of the wagon, not the sedan and it happened while being broadcast on CNN.


CylonRed
Premium,MVM
join:2000-07-06
Bloom County

Having been to many high performance driving schools for the BMW club thru the years - with my Civic and BMW, with many 3 series vehicles (many stock) - I have yet to see a anything even resembling a 3 series on 2 wheels (unless they took a large chunk of curb) much less come close to flipping. This is cars doing 70+ MPH thru the corners and accelerating out.

I would bet a weeks pay - it was some sort of parts failure. In other words - it got a lot of help.

I am going to be doing BMW Street Survival\Car control clinic at Mid-Ohio in Sept - I know the cars are not going to roll unless they get a lot of help.
--
Brian

"It drops into your stomach like a Abrams's tank.... driven by Rosanne Barr..." A. Bourdain


cahiatt
Premium
join:2001-03-21
Smyrna, GA

said by CylonRed:

I would bet a weeks pay - it was some sort of parts failure. In other words - it got a lot of help.

I'm done looking for it and would be of no benefit to me to prove it to you that it happened. Other than your paycheck. I'll PM you my address when you get the info you need.

Anything CAN happen. Next time you are curious ask your BMW buddies if anyone remembers seeing them introduce the 3 (Maybe 5 series) wagon around 1997 and they flipped it during some spirited driving during the reveal.

Kearnstd
Elf Wizard
Premium
join:2002-01-22
Mullica Hill, NJ

reply to CylonRed
true the 3 series is pretty low. of course the two BMWs I can picture rolling rather easy are the X3 and X5 as they are both SUVs.
--
[65 Arcanist]Filan(High Elf) Zone: Broadband Reports



Doctor Olds
I Need A Remedy For What's Ailing Me.
Premium,VIP
join:2001-04-19
1970 442 W30
kudos:18

reply to cahiatt

said by cahiatt:

said by CylonRed:

I would bet a weeks pay - it was some sort of parts failure. In other words - it got a lot of help.

I'm done looking for it and would be of no benefit to me to prove it to you that it happened. Other than your paycheck. I'll PM you my address when you get the info you need.

Anything CAN happen. Next time you are curious ask your BMW buddies if anyone remembers seeing them introduce the 3 (Maybe 5 series) wagon around 1997 and they flipped it during some spirited driving during the reveal.

I've seen that video and I thought is was a BMW Wagon being introduced that flipped after the driver performed a Rockford maneuver. I looked and can't find that video so far and I spent 30 minutes searching.
--
What’s the point of owning a supercar if you can’t scare yourself stupid from time to time?


TA63
ST215W
Premium,MVM
join:2000-11-23
there
kudos:2
Reviews:
·TekSavvy DSL
·Cogeco Cable

Sure it wasn't the Mercedes A Class:

»www.youtube.com/watch?v=Um-XlKer···=related

--
The talented hawk speaks French.


CylonRed
Premium,MVM
join:2000-07-06
Bloom County

reply to Doctor Olds
Again - it could have been filmed - it is EXCEEDINGLY probable - something broke. The wagons are not that tall, to have that high of a CoG - and the wagons are generally heavier.
--
Brian

"It drops into your stomach like a Abrams's tank.... driven by Rosanne Barr..." A. Bourdain


neonturbo

join:2009-02-27
Lansing, MI

reply to Doctor Olds

»www.youtube.com/watch?v=ncohOWhKaAU
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