Raptor Squealing Rear Brake

Started by RaptorRidin, October 11, 2010, 11:39:01 PM

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RaptorRidin

Any suggestions? Slamming on rear brake to stop in emergencies : obviously necessary. Brake in its condition : unusable in such a situation. It squeals bloody murder and sometimes stops my engine. Brake pads, or rotors? Easy fixes?
Thanks guys
Andrew
2005 Yamaha Raptor 350 Special Edition
-GYTR Air Intake
-G-Force Rear Axle
-T-4 Slip on exhaust
- GoPro HD Hero

JECKELS

Not sure about the stopping the motor part, but put it on a stand and spin the rear axle and look/listen to the rear brake, if it is squealing off and on then you know it is the rotor.
08 RZR+
09 KTM 505
04 YFZ 450
02 RAPTOR
03 Yamaha AR210

RaptorRidin

thanks man. i also notice that when i get to the top of 6th gear, my motor shuts off. bad, normal?
2005 Yamaha Raptor 350 Special Edition
-GYTR Air Intake
-G-Force Rear Axle
-T-4 Slip on exhaust
- GoPro HD Hero

Chillinthemost

It sounds more like a rider problem than a brake problem. If you slam on the brakes without pulling in the clutch you will stall the motor every time, thats normal. Your motor shutting off in 6th. gear, not normal.
YFZ  FTR B-Open  #12
Chillin Jr. FTR Super Pee A #12

Johnny Rotten

#4
Quote from: RaptorRidin on October 12, 2010, 12:31:33 AM
thanks man. i also notice that when i get to the top of 6th gear, my motor shuts off. bad, normal?

350 Raptor?

The 660r or 700r Raptor doesn't have a 6th gear..?
2009 RZR
26x9x14/26x11x14 terra cross on ss 212's,
Rancho 6" long travel...

"I started out with nothing,
I still have most of it..."

yfz122

The caliper could be sticking or not sliding properly. The brake line could have trash in it. Lift the rear of the quad and loosen the bleeder. Do the brakes release? If yes then there is a restriction in the system. If they do not then it is most likely a caliper
Next thing you know they'll take my thoughts away

Baileygunns


RaptorRidin

Bailey: Good point. It was a used bike and Idk how many times the brake break was used.
Johnny: It is a 350 special edition 6 speed.
yfz: this whole thing sounds like i need to have it serviced. :/
chillin: i hold the clutch in whenever i stop suddenly, i think its the fact that the brake is so tough that it stops the rear end or something.
I guess I need to take it to Barney's, but at 40 bucks for 30 minutes of labor, not having any money, and having a few brake issues to be addressed, i cant afford it at this time.
thanks for all the advice guys.
2005 Yamaha Raptor 350 Special Edition
-GYTR Air Intake
-G-Force Rear Axle
-T-4 Slip on exhaust
- GoPro HD Hero

JECKELS

It sounds like your caliper is froze up. Take your rear caliper off, use a heavy duty clamp and force the piston back a little. Make sure to open the bleeder just a little while compressing the piston in. Then put it back on. Not a good fix but you will be able to ride. Just DON'T use your rear brake.
08 RZR+
09 KTM 505
04 YFZ 450
02 RAPTOR
03 Yamaha AR210

svtbolt04

So under stopping, it squeaks? Pads. You're hearing metal to metal contact. Do not use them anymore if you plan on keeping that rotor, otherwise you will wear out the new ones faster when you eventually replace the pads.

Squeaks all the time? Frozen caliper.
823 for life!



Black wheels, plastics, some shiny chrome pieces. Left over dirt from last year, handle bars.