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i need help on springs

Posted: 12:22 pm Jan 06 2011
by kdxmaniac
my buddy has a 93 kx250........what i need to know is if they make spings for a 300+lbs guy? he need springs for his weight, and i have no idea where to start!

Posted: 06:26 pm Jan 06 2011
by sthutch
Race tech has a spring calculator that should work. This link will get you started.

http://old.racetech.com/evalving/menu/searchdirt.asp

Sthtuch

Posted: 08:32 pm Jan 06 2011
by kdxmaniac
thanks, that help alot. after looking at the calculator........"i" need to go up on my spring rate on all "my" bikes!!! :shock: .........im 200 lbs, and didnt think i was lacking that much on spring rate?

Posted: 09:40 pm Jan 06 2011
by Mr. Wibbens
Most people here consider racetech's recommendations on the high side

Posted: 12:29 pm Jan 07 2011
by kdxmaniac
im going to leave mine alone.........but i HAVE to change the spring rate on my buddy's bike. that poor bike looks pityfull with him on it :cry: ......i kinda feel sorry for the bike.

Posted: 12:33 pm Jan 07 2011
by Mr. Wibbens
RT recommends .54 for me but the biggest they carry for the KDX is .46's

They were soo much better

Posted: 12:49 pm Jan 07 2011
by kdxmaniac
yea, i seen that. i was going with the .46 . he dont jump it, just kinda tags along. he hasnt rode in 10 years. he is getting alot better as far as climbing hills. i finally got the motor set up to pull him"up steep, long hills" , so now i need to set the suspension up the HOLD him! :rolleyes:

Posted: 01:02 pm Jan 07 2011
by Mr. Wibbens
I had to slow mine down with 10w