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Thread: Slightly bent DRZ subframe

  1. #1
    Join Date
    14th February 2007 - 13:08
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    2006 DRZ400E
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    Slightly bent DRZ subframe

    hi guys/gals

    i got myself an 06 drz400e and the subframe is bent maybe 10-15mm to the exhaust side of the bike, anybody have any ideas on how to straighten it?

    thanks for any help

  2. #2
    Join Date
    10th May 2006 - 16:37
    Bike
    2008 YZ125 & 2006 KDX200 & 1983 XL250R
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    I've straightened the frame of my old XL250R. Put it on the centre of trailer with tie downs like normal. Then used a ratcheting tie down to pull it back into shape. May have whacked it with a rubber mallet a few times too.

    Requires you to strategically tie the bike down so you bend the right parts back into shape.

  3. #3
    Join Date
    14th February 2007 - 13:08
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    2006 DRZ400E
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    Napier
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    so when you gave it a couple nudges with the hammer what part of the subframe did you hit?

  4. #4
    Join Date
    2nd October 2005 - 00:47
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    The other way I was told is to put out the centre part of the subframe, bed back adn get it rewelded.

  5. #5
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    2nd September 2008 - 22:18
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    Changes Weekly
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    i straightened mine with a body jack, and a rubber mallet. i took all the rear plastics off so i could judge if it was centre properly, its quite springy stuff, so you have to push it past its bending point for it to "spring back" to centre, do it on the bike otherwise none of the mounting points will align up again
    SHE LOOKED UP AT ME WITH BLOOD IN HER EYES
    THEN HER SKIN FELL OFF
    AND SHE PROMPTLY DIED
    IT WAS EBOLA, LA LA LA EBOLA

  6. #6
    Join Date
    10th May 2006 - 16:37
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    2008 YZ125 & 2006 KDX200 & 1983 XL250R
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    Quote Originally Posted by cheeseclip View Post
    so when you gave it a couple nudges with the hammer what part of the subframe did you hit?
    Can't remember to be honest!

  7. #7
    Join Date
    7th September 2008 - 18:48
    Bike
    2008 Yamaha YZ250
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    Hamilton
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    just lay the bike on the ground and jump on the back of it

  8. #8
    Join Date
    11th January 2010 - 04:48
    Bike
    KTM 350 SX-F
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    Sub-frames can be a complete pig to straighten. Getting a bit of heat onto it with a gas torch can make things easier, but also can soften the metal so that it just keeps bending and eventually snaps with further crashes. If you have a mate with a decent bench vice, you can try and work on specific parts of the sub-frame with a large rubber mallet.

    Mate’s son had a genius idea when he went down hard on the left side on his RM and bent up the sub-frame… crash really hard on the right side of the bike on the next ride and push it all back in place. Worked a treat!

  9. #9
    Join Date
    28th March 2008 - 14:36
    Bike
    2008 YZ250F
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    Down the Rua bro
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    85

    Thumbs up

    I bent mine to the exhaust side too. I straightened the sub frame by taking the plastics off then found a length of pipe that went over the end of the sub frame on one side, using the pipe as leverage I was able to bend it back pretty good. Otherwise if all fails lie it down and jump.

  10. #10
    Join Date
    10th June 2006 - 10:18
    Bike
    cr250f
    Location
    woodlands park
    Posts
    947
    i bent a subframe once, tried straightening but it never really goes straight again, it looses its strength and twists again easily, ended up getting a second hand one from the states real cheap!

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