S2000 Under The Hood S2000 Technical and Mechanical discussions.

Rear wheel bearing failure

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Old 06-27-2012 | 04:44 AM
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gbaker's Avatar
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Default Rear wheel bearing failure

Taking my garaged S2k on a road trip. The drivers rear wheel bearing self destructed at 70mph. Went from instant rumble to intense smoke by the time I stopped <15 seconds the wheel was frozen. Is this a common thing? Should I be worried about the other wheels? Nervous in the service!
Old 06-27-2012 | 06:39 AM
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I'm pretty sure this has to do with the axle nuts. Did you ever perform the rear axle nut TSB? They are under-torqued from the factory which will eventually lead to bearing failure.
Old 06-27-2012 | 09:40 AM
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The problem with the under torqued axle nut is that the wheel bearing can slip relative to the hub. This causes them to wear against each other so the hub's shaft gets smaller. During this, there would be a clicking noise.

It sounds like the OP's problem is there was a failure between the inner/outer race of the bearing. I'm not sure if the bearing/hub motion can cause enough damage to the inner race to cause such a failure.

Regardless, when you get it put back together, you'll need to make sure the axle nut is torqued sufficiently otherwise you'll have another failure.

GL w/ the repair.
Old 06-27-2012 | 10:03 AM
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I have a MY 2001 AP1. Do I need to be concerned about the axle nut torque?
Old 06-27-2012 | 10:08 AM
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Originally Posted by AZS2KDancer
I have a MY 2001 AP1. Do I need to be concerned about the axle nut torque?
yes. if it has not been done you want to get it done
Old 06-27-2012 | 10:34 AM
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i can vouche for the axle nut tightening...i finally got around to tightening mine to 250 lb/ft as i was having clicking backing up or moving from a stop...no more clicking noise after i torqued them...took me 10 mins and a snap on digital torque wrench
Old 06-27-2012 | 03:53 PM
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Axle nuts are undertorqued from the factory on all s2ks including 2009.

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Old 06-27-2012 | 05:07 PM
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Originally Posted by Billman250
Axle nuts are undertorqued from the factory on all s2ks including 2009.

youwould have thought theyd fix it...it was an actual TSB, right?
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