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Polaris Rush

If you look at how the sled was designed for the suspension to work it gives you an idea of why no-one has the motivation to work one into a long track.

The main purpose of this chassis is to create a more active suspension when SITTING, for the sled to work properly the rear needs to be weighted, similar to some first generation full suspension mtn bikes. Poo was so innovative that they decided to help us get away from that silly standing thing, we all know that doesn't work.

This design does not lend itself well to the normal style of mtn riding.
I'm not trying to cut on your idea, but it's kinda contrary to what we really want in a mtn sled, we want a sled that's active in a rider forward/ standing position.

oh yeah, it's ugly too. (but if it worked for what I want I'm all about ugly!!)
 
I was told by the polaris rep for utah ( rus stebar ) at jackson this year that the rush wont even be seen out here, it is strickly a trail sled for back east, no one will be stretchin them or be racin them. But thats just hearsay from a polaris rep
 
I know a few pro hillclimbers that are planning on 800 turbo's with long tracks in the rush for next year.
 
That would be cool to see. He also said the chassis was week and it wouldnt last one race in a snowcross so im really interested to see what happens. So basically what im gettin is this sled is not the new 600rr chassis which i think most people think it is, i know i did when i first saw it. Once again this is just hear say from rus and all the guys at tripple s polaris in ogden
 
Whatever they want to do with the rear suspension is up to them, it may work....it may not. It may be the ugliest sled since the first the 1971 Cheetah. Time will tell.

The bigger issue I have is why Polaris would be dumb enough to locate the rad right in the middle of the bellypan? That thing would have a hole in it within 10 mins from the parking lot, at least where we ride. Most western riders hit at least half a dozen small trees each time out, not sure why the rad is placed in the most abused spot on a western sled. Either there was no R&D on this thing out west, or Polaris never intended for it to be used here.

NSC
 
I'd venture to guess that it was designed for the freestyle guys and younger kids that want to be different. As much as we all hate to admit it, most of the sled market is out east with short tracks running up and down lakes and down bumpy trails--which it looks to be designed for.

I couldn't imagine having to ride nothing but lakes and trails. I use trails to get to pow, and high mountain lakes to carve in pow.

poor easterners dont know what they are missing.

Back on topic though....I'm sure someone out there will try to extend the track but I can't see it being a viable mountain sled.
 
I'd venture to guess that it was designed for the freestyle guys and younger kids that want to be different.

If you look at the marketing on it, it looks like they're marketing it to the lazy old man crowd, "sit on yer butt to make it work better" isn't what I expect the kids are doing, the kids want to be like the x games: stand up & jump, that's not what's being marketed, I haven't seen an ad with it off the ground yet.

I think a lot of people are missing how this suspension actually works, it's VERY different from what most of us are used to.
 
The pressure cast bulkhead and body work, IMO, will make it to the mountain segment in 2011 or 2010.5 as a "Limited"

I think Timbersled will be building one up for a customer.

rush_rmk_21.jpg


The sled is more rigid than the current ones with a Pyramidal steering hoop that ties everything together and a more centralized mass of the gas tank.

The Rider is in the same position as the current RMK's/IQ's (non IQR's)

The front suspension is he exact same parts as the 2009 Dragon SP

Someone should be able to make a great ripper out of it...

The RUSH skid will NOT be adaptable to mountain use..

My build would be, RUSH...RAW RMK tunnel with custom running boards, Carl's 660 Cfi or 840 Cfi (if they would make it), Cromo front suspension, Z-broz or Fox Evol-X shocks, LW rear mountain skid, custom covered seat, PowerClaw 141" or Camo Xtreme 146x2.5"... Better handlebars etc....That would probably be a 425 lb mountain sled that worked REALLY well!! Current IQ RMK geometry... Much improved rigidity...

I'd really like to see a Turbo 800 CFi done in this chassis !!!!

Comparison-1.jpg


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OK - Who cares about the rear suspension??? Extend that puppy to whatever you want, put on a VanAmburg tunnel or whatever you like and a EZ Ryde or there again whatever you like. Modify the tubes to stop under the fuel tank or whatever seems to be the best spot.

I for one think that the hood and body works look killer. Kinda reminds me of the old Indy and what it could've evolved into. The front suspension is the same as an '05 with a few updates and I would assume the bulkhead is very similar to all the other IQ's so putting a regular tunnel on couldn't be too hard. Hell if I had the right tools and supplies and a free Rush to work on, I'd sure as he!! give it a shot. Somebody sponsure me one and everybody go drink a :beer; and don't get so hyped up about it.
 
Honestly, this debate is dumb. Its no different than a dirt bike. No pro hill climber runs a stock rear swing arm for a reason. Of corse you are going ot have to think of a radical design to use that suspension on a mountain sled but there is no reason why it can't be done.

If not, just put a new tunnel on and slap an ez-ryde under it. Nuff said.


As far as it being "week"....HAHAHAHAHHAHA. I have seen one striped and im sure it is just as strong as my IQR and the only thing that slowed my sled down this year was a big old pine tree and it still got home all on its own.
 
saw one of these things at the last USCC cross country race of the year back here in MN. one of the factory supported guys had it just sitting in the pits.

looks interesting.....but I did notice the tubing that the shock bolts to was cracked....
 
If you look at the marketing on it, it looks like they're marketing it to the lazy old man crowd, "sit on yer butt to make it work better" isn't what I expect the kids are doing, the kids want to be like the x games: stand up & jump, that's not what's being marketed, I haven't seen an ad with it off the ground yet.

I think a lot of people are missing how this suspension actually works, it's VERY different from what most of us are used to.

I stand corrected. My comment was just speculation, I haven't really looked at any of the marketing around the Rush. It'll be interesting to see how it does next winter.
 
I do not ride poo, but here is a thought. People are talking about modding the Rush for the mountains correct. Buy a new Rush and a new Dragon. Proceed with mods matching dollar for dollar with any mods you want as long as end totals equal and see which sled wins in the hills. My guess the Rush would not even be close. End result a custom built mountain Rush is probably not worth the azz kicken it is going to receive. I may be wrong but just a thought.
 
Chassis looks plenty stout to me. The tubing may crack if its chromoly and isnt welded just perfect but I would think it would survive. Can someone explain to me the geometry behind the idea that the you have to be seated, not standing, to weight the rear end and make the skid work properly?? Cant you weight the rear end from standing?? Doesnt look to me like the seat transitions motion and movement to the skid, could be wrong though???

Im all for Poo working out some new ideas!! This chassis looks very similar to a pyramidal doo type deal. The only thing I dont understand...if this suspension soaks up the big hits, holes, and bumps so much better than standard type setups, why isnt it on the race sled?? If it isnt stout enough, why isnt a larger tube, he!!-for-stout version on the race sled?? It just doesnt make sense if it is such an advantage (as it was touted to be in the mags), why is Poo releasing it to the public (and other manufactures) but not the racers?? Rather than gaining the advantage for the season on the race course the cat is now out of the bag...that is if the cat was ever in the bag...It just doesnt fit.

Putting all that aside and lets assume this thing straight up works. Why couldnt it be stretched??
 
Can someone explain to me the geometry behind the idea that the you have to be seated, not standing, to weight the rear end and make the skid work properly?? Cant you weight the rear end from standing?? Doesnt look to me like the seat transitions motion and movement to the skid, could be wrong though???

I agree with you. the only difference from sitting to standing is you are transfering your center of gravity slightly forward, thats it. the seat itself does nont transfer any weight to the suspension.
 
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