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View Full Version : Rear Suspension Adjustment?



dylandrew1
03-25-2009, 09:54 PM
I'm looking for recommendations on adjusting the rear suspension on my 06 KFX 400. I like how it absorbs the bumps during aggressive riding, but it bottoms out every once in awhile on jumps (I’m a big guy). How can I adjust the suspension to keep a similar feel during normal riding, but stiffen it up a bit on hard landings?

Cleadus Ray
03-27-2009, 05:08 PM
I weigh 215lbs and I have adjusted mine every way possible to no avail. The bottom line is these bike are designed for people about 170lbs. So I guess you and I both need to lay off the chili cheese burgers..... Na!!!

dylandrew1
03-27-2009, 08:06 PM
Dang! I'm about 215 too. Time to hit the salad bar!

RATPACK Z400
03-28-2009, 07:29 AM
What about a bigger and stiffer spring ,I have friend thats 7ft 300+ rides husky 600 dirtbike and had taken shock spring from car or something like that to get it from bottoming out.this guy picks up bike and puts it in truck like its a pitbike.

dylandrew1
03-28-2009, 08:21 AM
If you come across a site or example of a stiffer spring, please post. My guess is that many share the same problem so I'd guess there has to be an aftermarket spring for this particular problem. I really appreciate the help.

kawiracerj
03-28-2009, 02:31 PM
you sound like a pretty big guy,have you ever thought of buying a bigger bike?

dylandrew1
03-28-2009, 09:23 PM
I thought about it, but I really like the bike. Also, with the flood of bikes on the market and the state of the economy, I'd never get back what I put into it.

KFX450Rrider490
03-30-2009, 07:18 PM
id try to jack up the preload to stiffin it up you will loose a little bit of the bump absorbsion but try it out it should help