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brake rattle

Started by rd400canuck, May 13, 2020, 09:13:09 AM

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rd400canuck

Hi guys,

Any ideas on how to stop my front brake pads from moving around? I can hear that little tabs on them hitting the caliper at lower speeds.

Rubber band maybe?

teazer

Ride faster.

Or get a noisier exhaust...

I have never noticed them clicking on the street.   

85RZwade

+1 for exhaust upgrade
I post waayyy too much

Dvsrd

And stay away from full floating discs. They rattle a lot on bumpy surfaces....

1976RD400C

A little silicone sealer and glue the back of pad to the caliper piston   :umm:
'76 RD400 green  '76 RD400 red   '84 RZ350

rodneya

Do you have the metal backing plates or shims or whatever they are called installed?

rd400canuck

Louder pipes!   :metal:

I'm too old now..I like quiet :)

I dont have those shims. Is there purpose to hold the pads in place?  If I cant find them I'll use some silicone on the backs of the pads where the piston contacts them and see if that lasts.

RDFL

Anti rattle is their purpose, don't use them myself.

rd400canuck

I remember seeing them when I disassembled the brakes for rebuild. I think they were so deteriorated I tossed them.

I tried rubber band yesterday lol...  but it wold be gone when I got home. Not sure why... maybe the pad gets hot enough to melt it.

Soon I will try silicone... once the rain stops I'll report back.

SoCal250

You can get replacement anti-rattle shims from Economy if the noise is bothering you.
Brake Pad Shims (pair) – RD250/350 RD400(C/D/E) 306-25828-04-00, 306-25827-04-00
75 Yamaha RD125B   75 Yamaha RD125B (project)
75 Yamaha RD250B   75 Yamaha RD200B (project)
73 Yamaha RD350     77 Yamaha RD400D   79 Yamaha RD400F  
91 Yamaha TZR250R  89 Yamaha FZR400   05 Yamaha FZ6   
05 Yamaha XT225TC  82 Honda MB5  02 Aprilia RS250 Cup (sold)

SUPERTUNE

Beware if you use the anti rattle shims you will have a lot of brake drag. Get a new disk rotor from John at EC that's freshly ground true and drilled for better cooling and looks...will not rattle as bad with a truer disk rotor.
Buy a better helmet and ride faster.
Or go all out with a big brake disk conversion with an R6 caliper. (lots of work though)
Chuck
RD machine work, boring, porting, cranks and engine building.


Chuck 'SUPERTUNE' Quenzler III
Team Scream Racing LLC
1920 Sherwood St. STE A
Clearwater, FL. 33765
cqsupertune@tampabay.rr.com