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3mm makes a big difference

Posted: Mon Apr 18, 2005 10:04 am
by Aussie Ninja
Hey all, I slid my forks through the triple clamps 3mm over the weekend and what a difference its made. The steering is heaps quicker. :supz: I don't know that I'd want to go further though because it would get to twitchy. I also bought an original brochure for my '98 6R for 99c on ebay. Sweet. :D

Re: 3mm makes a big difference

Posted: Mon Apr 18, 2005 12:18 pm
by I-K
Aussie Ninja wrote:Hey all, I slid my forks through the triple clamps 3mm over the weekend and what a difference its made. The steering is heaps quicker. :supz: I don't know that I'd want to go further though because it would get to twitchy.
I run my '01 ZX6 with the rear ride height adjuster maxed out, plus the Ohlins shock I have on it is a good few mm longer than the stock unit, and the bike's never even thought about headshake.

Provided you could put up with the extra seat height (only a cm or so, in any event), feel free to crank the arse end up a bit, too.

re: 3mm makes a big difference

Posted: Mon Apr 18, 2005 8:21 pm
by aardvark
I put 2 x 2mm spacers in the rear shock of my '01 ZX6. Made a world of difference.

re: 3mm makes a big difference

Posted: Mon Apr 18, 2005 8:59 pm
by idh959
Aussie ninja,

Was it a hard job? I'd prefer to do that than raise the back otherwise i wont be able to stand. Any opinions on the difference between lowering the front instead of raising the back?

Cheers.

re: 3mm makes a big difference

Posted: Mon Apr 18, 2005 9:17 pm
by MadKaw
I did it to my zx7 , zx9 and mates zx6. Its pretty easy and on the 6 and 9 you can get to the triple clamp bolts without removing any fairings.
The disadvantages of dropping the front is reduced ground clearance, not a problem for most but on my zx9 race bike I had the front dropped about 7 or 8mm until I kept hitting the engine case on the deck at the track. I had the rear raised 13mm and ended up with the front dropped about 4 or 5mm. This was fine for the track, probly too much rear height for the road.

For the road, I wouldn't recommend going overboard and try a couple of mm at a time until your comfortable and don't loose stabilty.
My 9 would shake its head and get a bit loose with the geometry change I had but it had a steering damper and was only used on nice smooth race tracks..

On my zx7r I dropped the front by about 4 or 5mm and raised the rear by about 10mm. As this bike is very stable and heavy you can get away with a reasonable change but on the lighter bikes I would advise to make small adjustments ans see how it goes..

re: 3mm makes a big difference

Posted: Mon Apr 18, 2005 9:26 pm
by HemiDuty
My ZX7R has had the rear raised (by 7mm I think) by the previous owner, and I think the front may have been dropped as well. The for tubes stick out a few mm past the top clamp, does this sound like it has been changed?

re: 3mm makes a big difference

Posted: Tue Apr 19, 2005 1:22 am
by Aussie Ninja
IDH, I had to remove the air intakes so I could get at the bottom clamp bolts. Also because the forks hadn't been moved for years they were stuck at first and I had to bounce the forks to free them. Once they freed up they slid too far so I grabbed the top clamp and fairing bracket in one hand and used the handle end of a jack to lever them back down. Not too hard once I figured out a way to push the forks back down. :wink:

Hemi, I just looked at the pix of your new ride and it looks like the front has been dropped a few mm. P.S. Nice.

Re: re: 3mm makes a big difference

Posted: Tue Apr 19, 2005 10:12 am
by kempy
Got the rear of my 7R jacked up 12mm. Same effect without having to drop the front, and have the front of the bottom fairing hit things.

re: 3mm makes a big difference

Posted: Mon Apr 25, 2005 12:12 pm
by idh959
Are any of you guys near western sydney that can give me a hand dropping the front a bit some day. I'd do it my self except I dont have anything to jack the bike up on. My problem is i'm a short arse and now I;m on tippy-after raising the back. PLease let me know if your available and we can arrange something.

Cheers.