View Full Version : track contact with floor/ground
Hey guys, I was wondering, how the track sets on the ground on a stock vmax4 800? i mean, does the whole track set flat? or should the front of it, be slightly off the floor?
I`m trying to get my suspension trued up, and really getting agravated with it. whats going on, is the left side of the track starts comming up off the floor a little before the front of the left rail (begines to leave the floor, slightly infront of that one wheel that rides outside the rails/s), where as the right side of the track is flat on the floor for the whole lengh of the track.
So one of my rails is twisted so to speak, and I`m not sure which one. thats why I`m trying to figure out if i need to twist the left rail down, so the whole track is touching the floor, or if the right rail needs to go up, so both sides of the track begine to come off the florr at the same time (close to where that wheels mounts on the outside of the rails).
Sorry if this explanation dont make much sence?
Thanks for any suggestions, or thoughts, we might be getting snow tonight, so I`m really hoping to figure this out today.
AL P
micultra
01-20-2006, 02:10 PM
Al did you check out the" race prep" tech artical on tuning your suspension? It might help.
Charles
Yeah I checked it out, but it does`nt really say how much of the track should be contacting the ground, and another thing is, my cross shafts are a bit worn, so trueing it normaly, does`nt really help. i just need to find out when someones sled is setting on a flat floor, where does the trach start leaving the floor, due to how the front staps are adjusted. see on the left side of my track, my studs start angling off the floor just infront of that wheel that sets outside the rail, but on the right side of my track, the studs are all toughing the floor the whole lenght of the rails (well except for the very front of the rails where they sharply curve up)
micultra
01-20-2006, 02:46 PM
If I remember right.. My 1994 750 was flat across the floor. Depending on how you ride is where you want it.. At least thats what I was told.
Charles
thanks again ultra. looks like either my right rail is low, or my left rail is high. I`m gonna make something happen today, even if
i have to resort to drastic measure. LOL
4with4
01-21-2006, 01:04 PM
The track should be flat on the floor. The front limiter straps should have just a little slack in them. That's a good point to start. The fine tuning will be up to how you want the sled to ride and transfer weight under acceleration.
Ian
Thanks 4with4. my front straps are hard as a rock. ya cant move them by hand at all. but they are in the stock hole position, maybe thier stretched?
how would the front straps effect how it performs, other than adding ski preasure? would it transfer wieght better or worse? or something else? thanks again.
4with4
01-22-2006, 12:14 PM
Al
If the straps are really tight, they are taking away some of the weight from the front of the skid and making the skis hold it up. This means more ski pressure. It also translates to less weight transfer and ski lift under acceleration. How much ski lift you want when you mash the throttle is up to you. Some guys like looking at the stars when they hit it but it's not very practical. For groomed trails and lakes, I personally wouldn't want my skis coming up more than 6". For deep snow and boondocking, it's nice to be able to get them up a bit higher. All of this is set by how tight or loose your front straps are and how soft you have your rear shock set at. If you have no ski lift at all, you're not getting all the traction you could and this results in excessive track spin and probably loosing a close race that you might have otherwise won. Just my thoughts.
Ian
WildMax
01-22-2006, 11:13 PM
I agree that your front straps should have a little slack. I try to adjust trail sleds (the ones that have the hp to do so anyway) so that upon acceleration the skis carry slightly off the ground (1 or 2 inches). The more you cause the skis to lift, the more energy you are transferring vertically instead of horizontal.
Thanks guys. should the straps have a little slack with my wieght on it, or should they still have some slack when I`m not setting on it?
EDIT: my rear spring is getting a bit soft, I have it adjusted about as tight as it will go. and when I set on it, the sled still sinks closer to about 2inches instead of the 1inch i`ve been told it should, so anyway, thats why I`m wondering about the straps when I`m setting on it? should i set on it and have the ole lady check them?
I`d have her set on it, and me check them, but thiers about a 100+lb differance between us, so that would`nt tell me much. :o
WildMax
01-23-2006, 06:13 PM
...or should they still have some slack when I`m not setting on it?
Yes, especially if your rear shock is tired.
Thanks for the reply.
what holes are the bolts in when in the stock position?
WildMax
01-23-2006, 06:56 PM
what holes are the bolts in when in the stock position?
I don't know.
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