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Front Wheel Bearing DIY

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Old Apr 17, 2009 | 01:39 AM
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Default Front Wheel Bearing DIY

Anyone have any instructions on replacing the front wheel bearings? Is it pretty easy or should I take it to a shop? I saw a couple videos on YouTube for replacing wheel bearings on other cars and it looked pretty easy. The IS has a sealed bearing and the bearing and hub is one unit so you basically have to replace the entire hub.
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Old Apr 17, 2009 | 06:28 AM
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Are you sure its not just a press fit? Wheel bearings aren't hard for an intermediate mechanic, but it requires some tools the average person might not have. And its a very dirty job.
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Old Apr 17, 2009 | 06:45 AM
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Front wheel bearings are just press in. I switched mine out for the IS-F wheel hubs bc of my new brakes. It's four bolts. Make sure you get the correct torque values for them. Best way to get them out is to mount a wheel back on the hub and don't tighten the lugs all the way down. Then give the wheel/tire a quick jerk to pull it off and the hub will come with it. I included a picture of what a hub looks like. This compares the IS-F hub to the IS350 hub.
Attached Thumbnails Front Wheel Bearing DIY-img_0266.jpg  
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Old Apr 17, 2009 | 09:53 AM
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My dealer said the bearing and hub are one unit so I need to replace the whole hub. It's $650 to have them do it. If I just changed out the whole up do I don't need any special tools right? Just remove the brake calipers, rotor, and remove the hub right? What's the torque specs for a 2007 IS250?
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Old Apr 17, 2009 | 10:20 AM
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The hubs are about $300ish from Sewell. You don't need any special tools, just some sockets and wrenches. As far as torque specs, I looked them up on TIS.

Install the front axle hub sub-assembly and front disc brake dust cover with the 4 bolts.
Torque: 69 N·m (702 kgf·cm, 51 ft·lbf) (Same for 2WD and 4WD)

If it's AWD, Using the socket wrench (30 mm), install a new front axle hub nut.
Torque: 294 N·m (2,998 kgf·cm, 217 ft·lbf)
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Old Apr 17, 2009 | 11:11 AM
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nice..Gator..
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Old Apr 17, 2009 | 11:23 AM
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no prob. glad I can help
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Old Apr 17, 2009 | 02:43 PM
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The IS350 and IS-F hubs look very similar, what is the difference between the two?

Thanks
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Old Apr 17, 2009 | 02:50 PM
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The IS-F hubs are longer, increasing the front track width of the IS-F over the ISx50.

Javier
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Old Apr 17, 2009 | 04:12 PM
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if you know how to change rotors and brakes...you can replace the hub assembly.
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Old Apr 18, 2009 | 03:06 PM
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What would be a droning/oscillating sound like a waaah....waahh........wahhh... sound besides a wheel bearing or tires? I can hear the sound at around 40mph and then at over 80mph I feel it. It's a really slow vibration. The "waaah" is about 1 to 2 seconds long. It goes away when I turn right at over 80mph but I hear it pretty loud on a nice smooth round. Since I feel it when I turn left, does that mean i should replace the right wheel bearing? I'm also getting more wear on the inside of my left tire. I also had my car aligned but it still pulls to the right and the steering goes to the right as well by itself.
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Old Mar 18, 2012 | 12:22 PM
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hey guys i just replaced my front wheel hub on my lexus is350, i had my abs vsc and traction light on, i thought after my change of the hub it would go off and it didn't. any idea why it didn't or do i have ti take it to the dealership., thanks a lot
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Old Mar 25, 2013 | 08:29 AM
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Default Weel bearing hub

I have a question, looks like I need to replaze the wheel bearing on my lexus is 250 - 2006, I bring the car to a local mechanic and he said it is a dealer fix because if he remove the weel bearin he can look the car, he said any regualr mechanic shoop can not do because is a special fix. It is tru or false? Any advice?

Thanks.

JR
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Old Mar 25, 2013 | 05:59 PM
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If they are not comfortable with removing the wheel, removing the ABS sensor wire, and removing the 4 bolts holding the hub onto the knuckle...then DEFINITELY go somewhere else!
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Old Apr 1, 2013 | 05:42 AM
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Originally Posted by Gville350
If they are not comfortable with removing the wheel, removing the ABS sensor wire, and removing the 4 bolts holding the hub onto the knuckle...then DEFINITELY go somewhere else!
Thanks, any pictures? or do you know any link with a good graphic info?
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