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Old July 4th, 2014, 06:54 PM   #1
Eshber
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Motorcycle(s): 2008 250R, 2013 R6, Both are racing only! 2005 YZ250f, 2008 TTR125 and a 2009 PW80.

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Torn Off Rearset

I lowsided my 08 250R at the track Sunday and ripped the two left rear set bolts out of the frame. Anyone else ever done this and repaired it? Or, anyone have a frame they'd sell me? It can be a total/salvage or even title-less since I only race and I'm not looking to register it. Thanks in advance!
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Old July 4th, 2014, 08:31 PM   #2
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Welcome Danny!

Yes, this happens and it's repairable. Here is what ya do;

Drill out the holes in the frame slightly larger than original and clean up any burrs from the ripped out frame
Have a backing plate made and welded to the inner side of the frame
Drill and tap new holes or weld nuts onto the back of the backing place
Repaint to keep the rust at bay

Hope your ok from your crash and good luck with the fix, it's pretty easy. If ya search, there should be a pic or two floating around.

Happy 4th!
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Old July 4th, 2014, 08:50 PM   #3
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When searching for pics, there seems to be a couple of varied methods of this fix. See for yourself...




See here as well.
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Old July 5th, 2014, 12:04 AM   #4
Eshber
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Sweet

Thanks Chris. Exactly what I needed.
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Old July 5th, 2014, 07:34 AM   #5
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Best practices dictate an r6, comes with a stronger rearset set up.

Welcome aboard!

If anyone in Ct needs welding come on by, for a beer I can mig weld at my house.
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Old July 5th, 2014, 09:16 AM   #6
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Originally Posted by crazymadbastard View Post
Best practices dictate an r6, comes with a stronger rearset set up.

Welcome aboard!

If anyone in Ct needs welding come on by, for a beer I can mig weld at my house.
Read his bike list... Feller knows what's up.
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Old July 5th, 2014, 09:22 AM   #7
Eshber
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Yeah...

The R6 is a good design, and I use Attack Performance rearsets which have a bracket attaching the peg to the rearset which gives before the frame does. I've tested the design (!) many times. The Ninja is what broke- and it wasn't necessarily Kawi's design that failed. I'm thinking it was the overbuilt and still janky Vortex rearset. It is designed to stay attached even while the frame is stressed and ultimately forced to fail before the rearset does. Take a page from the Attack design, Vortex. Let the rearset fail before it causes catastrophic frame failure. And while I'm at it, Attack Performance: When will you offer a 08+ 250R rear set? Please?
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Old July 5th, 2014, 09:24 AM   #8
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The woodcraft rearsets suffer the same problem. Frame will break before the peg.
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Old July 5th, 2014, 09:59 AM   #9
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Quote:
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Read his bike list... Feller knows what's up.

not yet up to an r1 yet... lol

saw an r1 today, does not seem much bigger.
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