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Stiffer prings or heavier oil

FlipSide

Turbo Monkey
Sep 24, 2001
1,460
930
I assume your problem is that your fork bottoms out too easily?
Raising the oil level a bit or putting stiffer springs should help. Using heavier oil would work too but it may slow your rebound too much and render your fork useless for anything else than d0rps to flat. ;)

Edit: Zedro is too fast...
 

Spunger

Git yer dumb questions here
Feb 19, 2003
2,257
0
805
Stiffer.........change to heaviest springs and make sure oil height is correct.

You didn't give your weight or riding style. Both have major effects on how you set your fork up.

Marzocchi's are notorious for comming factory set with low oil heights, hell where the legs are completly off from one another (in terms of oil height). Go to a moto shop and find some golden spectro 7.5wt (tell the guy it's for a marzocchi fork) or you LBS. Pull the caps, and fill it to it's recommended height. I can't stress enough how much better this will make your fork feel.

If it still dives too fast get a heavier set of springs. The stock ones might be good for someone weighing 145-165lbs. They might go up to firm and extra firm. Extra firm is really extra firm so be wear!

Other than oil height, oil weight, and spings that's all ya can do. If you were to go with 10wt oil it might effect the compression and rebound just a hair differently then the 7.5 stock wt oil. It's all a prefrence though.

Just so ya know, I have Shivers on both my bikes. On my DH bike with the shiver DC it felt way way too soft. I got some heavy springs for it and checked the oil height. Oil height was wayyy low. I think the previous rider was a lighweight though and had to use the oil like that to get the feel he wanted. I added oil to the correct height in the fork, changed springs, and WOW it made a worlds difference. Before I was able to bottom it standing still, now it takes some umph to get it down. I was happy to see this fixed my problem (springs and adding correct oil height).

Give it a shot
 

narlus

Eastcoast Softcore
Staff member
Nov 7, 2001
24,658
65
behind the viewfinder
check the sag of the fork w/ no preload when you are on it. if that's OK, raise the oil height to make it more progressive, but don't go over recommended levels. if it still bottoms at the max oil height, go to a firmer spring (but bring the oil levels back a bit, and adjust as needed).