changing discs

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changing discs; haynes reccomendation
Topic Started: Sun Sep 20, 2009 7:07 pm (89 Views)
moorbarr	Sun Sep 20, 2009 7:07 pm Post #1
Member Posts: 82 Group: Members Member #2,935 Joined: July 8, 2008	i got two new front discs for my car last week and on reading the haynes manual it says that a new disc retaining screw must be used. is this necessary that i do this, or can i just use the old one with no consequences?



Richy190E	Sun Sep 20, 2009 7:09 pm Post #2
Sales Rep Posts: 1,822 Group: Members Member #1,387 Joined: June 9, 2007	the disc retaining screw serves no real purpose once the wheel is on and bolted up, refit it, just dont overtighten it.



alogaparaloga	Sun Sep 20, 2009 7:13 pm Post #3
crazy mind Posts: 602 Group: Members Member #2,419 Joined: March 14, 2008	Retaining screw is there to hold the disc when you take the wheel off. If you buy new discs retaining screws should be included.



Richy190E	Sun Sep 20, 2009 7:17 pm Post #4
Sales Rep Posts: 1,822 Group: Members Member #1,387 Joined: June 9, 2007	aftermarket disks dont come with screws, the caliper actually does a great job of stopping the disc falling off too when the wheels off. New screws are �3 a pair from MB.



moorbarr	Sun Sep 20, 2009 7:19 pm Post #5
Member Posts: 82 Group: Members Member #2,935 Joined: July 8, 2008	to be honest i figured it was the usual haynes over pre-caution tactic



Richy190E	Sun Sep 20, 2009 7:21 pm Post #6
Sales Rep Posts: 1,822 Group: Members Member #1,387 Joined: June 9, 2007	its hardly a safety critical component, unlike, say a driveshaft end nut which has a somewhat more important job to do



rhysmangatmotorsport	Sun Sep 20, 2009 8:24 pm Post #7
Mangatmotorsport Posts: 1,768 Group: Members Member #2,941 Joined: July 9, 2008	u can use the old screws again..



kentronix	Sun Sep 20, 2009 8:29 pm Post #8
Admin Posts: 16,340 Group: Admin Member #147 Joined: January 20, 2006	I have never replaced the screws, as far as I am concerned they are entirely redundant as soon as you put the wheels on. It may be to ensure they dont age and seize perhaps. Some models dont even have a screw they just have a locating pin.



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