jeremy377
Newbie
Ive got an 08 40th mtx with a bent subframe since pretty much day one. My question is can i buy an aftermarket subframe (which im having trouble finding a website)or do i need to buy stock and beef it up. Any help or suggestions are greatly appreciated.
yamaha1973
TY 4 Stroke Master
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http://www.diamond-smfg.com/Chassis.html only one i have seen... maybe there are others?
natedawgedog
TY 4 Stroke Guru
diamond-s, i belive, is the only ones making an aftermarket cromoly or titanium subframe they are pretty spendy but they save a bunch of weight. you can buy an 09-present subframe also that are better than the 08 one you have and if you really want to beef that one up contact "grizztracks" here on ty he has a beefup kit that you can make the subframe very strong.
FloridaBoy22
Veteran
Got the same problem. Just ordered the frame kit from Grizztracks, shoot him a pm for info. I did alot of searching and reading on here the past few weeks, depending on how bad the frame is bent, you can fix it.
I took the subframe off and disassembled it, did some tweeking and put it back on the machine. Put my a-arms and shocks on and finished tweeking and bending everthing back as straight as I can get it.
I took the subframe off and disassembled it, did some tweeking and put it back on the machine. Put my a-arms and shocks on and finished tweeking and bending everthing back as straight as I can get it.
jeremy377
Newbie
My right ski is back from the left at least four inches. Thanks for the reply I'll prolly buy a newer one from Yamaha and hope for the best. Might do skinz front end this year also.
FloridaBoy22
Veteran
http://www.ty4stroke.com/viewtopic.php? ... s&start=15
Thats the link I was reading. Some good info and pics on page 2.
Thats the link I was reading. Some good info and pics on page 2.
FloridaBoy22
Veteran
Mine was almost 4 off too. Was alot of pulling to get it back. If you do get a new frame put Grizztracks kit in also.
BordnBill
Expert
I noticed something on mine that I never noticed. I was taking my Floats off and reinstalling my OEM coilovers and noticed the left coilover was almost rubbing on my top a-arm and the right side was about 1/2" from the top a-arm. Does this mean I may have a tweaked sub frame? I bought this 08 that already had a 09 sub frame installed. Never took a hard shot or anything off the front, so not sure if it was tweaked when I purchased it. Can I do the pry bar trick to maybe move it 1/4"?
sonds
Lifetime Member
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FloridaBoy22 said:Got the same problem. Just ordered the frame kit from Grizztracks, shoot him a pm for info. I did alot of searching and reading on here the past few weeks, depending on how bad the frame is bent, you can fix it.
I took the subframe off and disassembled it, did some tweeking and put it back on the machine. Put my a-arms and shocks on and finished tweeking and bending everthing back as straight as I can get it.
One you bend the sf metal and try and move it back to position it will bend twice as easy on the next hit.
That is a temporary fix, you will need to replace the sf
yukon yamaha
TY 4 Stroke Master
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Really is diamond s the only company out there that makes a light weight or new subframe for the nytro?... There most be some one else out there. But the diamond s ones look sick, but is the price worth the six pounds? Or do you think that they might save more
bholmlate
Expert
Diamond S is the only company that i have come across that actually sells either a Chromalloy one or titanium one. Its just too small of a market that people can't compete with OEM pricing after you factor in the fabrication time of a new one.
I have read on line that the sub frames are nice units but i think you are the only one who can answer the question if it is worth it for 6 lbs. i have read that roughly 6 pounds is what you save.
You do have to drill out all the body mounting holes yourself.
I have read on line that the sub frames are nice units but i think you are the only one who can answer the question if it is worth it for 6 lbs. i have read that roughly 6 pounds is what you save.
You do have to drill out all the body mounting holes yourself.
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