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Old 01-16-2015, 04:57 PM
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meanjoe
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Default Wheel hop

So what are the top 3 causes of wheel hop on hard acceleration?
Old 01-16-2015, 05:03 PM
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timd38
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Originally Posted by meanjoe
So what are the top 3 causes of wheel hop on hard acceleration?
Tires
Shocks
Diff mounts
Old 01-16-2015, 08:29 PM
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dentalfloss
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Originally Posted by timd38
Tires
Shocks
Diff mounts
How exactly do each one of them play their part and how to remedy each? Thanks
Old 01-16-2015, 08:34 PM
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C U IN REARVEIW
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Coilovers cured wheel hop for me. Non runflat tires help alot as well.
Old 01-16-2015, 09:07 PM
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Originally Posted by dentalfloss
How exactly do each one of them play their part and how to remedy each? Thanks
Sorry the question was what not how. Don't know the how, but I have coilovers, Hinson mounts and Michelin Super Sports and with 540RWHP, no wheel hop. Also have a diff brace, no clue if it helps or not, but I have not broke anything.

No clue if the Quaife and 3:73 gears helps or hurts.

Sorry I can not be of more help.
Old 01-17-2015, 02:22 AM
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meanjoe
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Originally Posted by timd38
Tires
Shocks
Diff mounts
I have Michelin PSS non run flats, DRM Bilstein's and all stock mounts. Not even lowered, but sometimes when I get on it it'll shake like crazy???
Old 01-17-2015, 08:17 AM
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Originally Posted by meanjoe
I have Michelin PSS non run flats, DRM Bilstein's and all stock mounts. Not even lowered, but sometimes when I get on it it'll shake like crazy???
Why don't you give LG in Plano a call. I know that Plano is not down the street from Houston, but maybe they can help you.
Old 01-17-2015, 08:54 AM
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GARY2004Z06
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Originally Posted by meanjoe
I have Michelin PSS non run flats, DRM Bilstein's and all stock mounts. Not even lowered, but sometimes when I get on it it'll shake like crazy???
Is this on the street or track or both? Is your car an auto or manual?
Wheelhop is the result of the tires alternating between spinning and then momentarily hooking thus causing violent tire and driveline shake. The end result can be catastrophic. If the car can overpower the tires and just spin, you will not hop. If the car dead hooks and is a manual trans, that may be detrimental too by overstressing the drivetrain.
Street tires and DRs tend to wheelhop much more than bias ply tires.
Thicker sidewalls and lower profile tires tend to wheelhop more.
Too quick of clutch engagement and lockup without slip can produce wheelhop.
We have successfully used adjustable QA1 coilovers which are a great product and help mitigate some traction issues but coilovers cannot prevent wheelhop.
Old 01-17-2015, 09:18 AM
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scottg
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very interested in this also. I have 560rwhp and putting re-11"s on this spring and rps clutch. Do the ecs tranny brace help? Have f55 ride all else is stock. 3lt trim. Street run only so far. No wheel hop just spinning stock gooodyears 12000 miles.
Old 01-17-2015, 09:36 AM
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GARY2004Z06
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Originally Posted by scottg
very interested in this also. I have 560rwhp and putting re-11"s on this spring and rps clutch. Do the ecs tranny brace help? Have f55 ride all else is stock. 3lt trim. Street run only so far. No wheel hop just spinning stock gooodyears 12000 miles.
You will most likely overpower your tires every time on the street without inducing wheelhop due to your power level. A well prepped track may cause an issue depending on your launch technique but more often than not you will more than likely just spin with those tires. As for any brace, we have seen breakage on vehicles both with and without them; therefore, we do not run one.
Old 01-17-2015, 09:36 AM
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Originally Posted by scottg
very interested in this also. I have 560rwhp and putting re-11"s on this spring and rps clutch. Do the ecs tranny brace help? Have f55 ride all else is stock. 3lt trim. Street run only so far. No wheel hop just spinning stock gooodyears 12000 miles.
From my understanding, the tranny brace does not eliminate or even reduce wheel hop. It acts as a barrier once the carnage occurs, limiting the damage to only the rear axles/diff, hopefully saving the trans.
Old 01-17-2015, 11:52 AM
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Originally Posted by 5knives
From my understanding, the tranny brace does not eliminate or even reduce wheel hop. It acts as a barrier once the carnage occurs, limiting the damage to only the rear axles/diff, hopefully saving the trans.
That is my understanding as well. They way it was explained to me is that the trans and diff want to blow each other apart once the wheel hop starts and ties them together.

Replace the Pfadts with LG coilovers and the stock mounts with Hinson's since the picture was taken.

Old 01-17-2015, 01:12 PM
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So it looks like no one thing will stop it or even the combo. old days it was traction bars bolted on to leaf springs. Much more involved now but I know some on this board have mastered this but at what cost. Is trying to stiffen the rear-end the way to go? Rear mounts stiffer sway bars, heavy duty rear hubs.Trying to get my parts bought before spring. Will call Doug Rippie on Monday for his thoughts. Will post after I talk to Doug maybe help others as well as glad Mean Joe brought this up.

Last edited by scottg; 01-17-2015 at 01:25 PM. Reason: added sway bars
Old 01-17-2015, 01:48 PM
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Originally Posted by GARY2004Z06
Is this on the street or track or both? Is your car an auto or manual?
Wheelhop is the result of the tires alternating between spinning and then momentarily hooking thus causing violent tire and driveline shake. The end result can be catastrophic. If the car can overpower the tires and just spin, you will not hop. If the car dead hooks and is a manual trans, that may be detrimental too by overstressing the drivetrain.
Street tires and DRs tend to wheelhop much more than bias ply tires.
Thicker sidewalls and lower profile tires tend to wheelhop more.
Too quick of clutch engagement and lockup without slip can produce wheelhop.
We have successfully used adjustable QA1 coilovers which are a great product and help mitigate some traction issues but coilovers cannot prevent wheelhop.

Cause and result highlighted. The cure is to provide a smooth application of power not to exceed the maximum traction available. The problem is determining the degree of traction, since the available power that causes it, will by definition be excessive. With a manual car, the primary control is the driver's input.
Old 01-17-2015, 06:10 PM
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What I have found to be some factors in wheel hop........

~Temp of the surface in relation to temp of the tire, a colder surface seems to elevate the problem
~Tire compound and condition/age
~Suspension design, A-arm bushing deflection..etc
~How the power is applied
Old 01-17-2015, 06:31 PM
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Originally Posted by LSOHOLIC
What I have found to be some factors in wheel hop........

~Temp of the surface in relation to temp of the tire, a colder surface seems to elevate the problem
~Tire compound and condition/age
~Suspension design, A-arm bushing deflection..etc
~How the power is applied
and i will add a dew point within -5* or higher of the actual air temp
Old 01-17-2015, 07:33 PM
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meanjoe
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So the real answer seems to be that it's driver related more so than anything else. Thanks for all the good reply's. I guess I just need to give it a bit more gas. EEEE HA!!!

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Old 01-17-2015, 07:43 PM
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dennis50nj
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Originally Posted by meanjoe
So the real answer seems to be that it's driver related more so than anything else. Thanks for all the good reply's. I guess I just need to give it a bit more gas. EEEE HA!!!
its driver related to the condition's but without the basics, bigger sidewall tires lower air pressures and good shocks better bushings tires warmed you will still get rear breaking wheel hop
Old 01-17-2015, 10:44 PM
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Originally Posted by LSOHOLIC
What I have found to be some factors in wheel hop........

~Temp of the surface in relation to temp of the tire, a colder surface seems to elevate the problem
~Tire compound and condition/age
~Suspension design, A-arm bushing deflection..etc
~How the power is applied
Good call on all those points. I have a 2013 GS. The car came w/GY super car tires. They were RF tires. TOTAL JUNK! I had wheel hop from them on any hard acceleration. No matter what the ambient temperature was. Especially when it was cold out. I switched to Michelin Pilot Super Sport tires, and the wheel hop is gone.
Old 01-19-2015, 10:57 PM
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Took the 13 GS 6 speed out today, 44 degrees in Ohio. Wheel hop like crazy. This has been happening for a while even in the summer. This can be good for the car?


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