Doo 850 or polaris axys

Ramjet15x

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Agree with Ben above on track, as IMO the Polaris track is way behind and the biggest difference maker, too many paddles and lug weight.
The Doo would leave a trough 8-10" deep and the 174 Polaris was always 4-6" deeper on nearly every climb
 

norona

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Except the fact that a dealer won't tell you about their issues...

No question the 850 is superior but it's like the hot blond at the bar, it has issues.

If you knew how many 850's are out there you might change that tune, not about to get into numbers, but the issues are blown out of proportion on the forums obviously due to that if your riding then your not complaining on forums. We wont hear much about bulkheads now the snow is filled in, plenty of a-arm damaged without bulkheads but it is all how you hit, as I say, guys tell me all day long how wfo they ride, then here when they hit something they were just going 15km/hr. The bulkhead is the exact same as prototypes built by the same company in the same way. Who watches their speed when they are riding, there speedo may have said 15km/hr when they dead stopped and they looked down quickly or if you were watching your speedo then not surprised you ran into something. In regard to belts, I see guys running their clickers on 3 or 4 because they always have been there...and they are over reving. Turn your clickers down. Also in a lot of case guys have changed stuff and the driven clutch is the cause of many issues as when it slips there it causes the belt to be destroyed. All many guys are not setting their deflection properly. It should only be 3/4 of an inch, the belt should be tightened to that and sometimes it means the bottom groove is above the driven clutch, your belt will last longer there and as long as the sled is not creeping forward and screeching then it is not too tight. Chain case is no weaker at all, guys did not check them and like the t3 it stretches quick, check it early and tighten it and don't over tighten it and it will be no issues, don't check it to over tighten and you will break it. regardless of brand. I have 2400km on 2 850's that are running like tops, it seems there is a bit more care needed on these sleds as you have to check a few things more often but once you know then it is easy and quick to do and overall it is easier to do the little things. Every year things get better and are different, you can't use the old way to fix new stuff. You may not like these answers but those are the answers. If you are changing things to follow others and you don't know enough, you might experience issues since you ride in a different area, it is why I keep my sleds bone stock and they are running so strong. Happy Riding! dave
 

maxwell

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If you knew how many 850's are out there you might change that tune, not about to get into numbers, but the issues are blown out of proportion on the forums obviously due to that if your riding then your not complaining on forums. We wont hear much about bulkheads now the snow is filled in, plenty of a-arm damaged without bulkheads but it is all how you hit, as I say, guys tell me all day long how wfo they ride, then here when they hit something they were just going 15km/hr. The bulkhead is the exact same as prototypes built by the same company in the same way. Who watches their speed when they are riding, there speedo may have said 15km/hr when they dead stopped and they looked down quickly or if you were watching your speedo then not surprised you ran into something. In regard to belts, I see guys running their clickers on 3 or 4 because they always have been there...and they are over reving. Turn your clickers down. Also in a lot of case guys have changed stuff and the driven clutch is the cause of many issues as when it slips there it causes the belt to be destroyed. All many guys are not setting their deflection properly. It should only be 3/4 of an inch, the belt should be tightened to that and sometimes it means the bottom groove is above the driven clutch, your belt will last longer there and as long as the sled is not creeping forward and screeching then it is not too tight. Chain case is no weaker at all, guys did not check them and like the t3 it stretches quick, check it early and tighten it and don't over tighten it and it will be no issues, don't check it to over tighten and you will break it. regardless of brand. I have 2400km on 2 850's that are running like tops, it seems there is a bit more care needed on these sleds as you have to check a few things more often but once you know then it is easy and quick to do and overall it is easier to do the little things. Every year things get better and are different, you can't use the old way to fix new stuff. You may not like these answers but those are the answers. If you are changing things to follow others and you don't know enough, you might experience issues since you ride in a different area, it is why I keep my sleds bone stock and they are running so strong. Happy Riding! dave


well said dave. dont let the internet scare you. these machines are not falling apart on their own
 

MarkCos

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Hey morona / dave
ur intel is all flawed and has no barring as u only ride doo
and there for every thing u say is doo doo doo do do doo
So u can't realy compare anything except doo doo

so go doo ur self some stock tracks and quit making me read long paragraphs of doo F


lol
 

X-Treme

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Hey morona / dave
ur intel is all flawed and has no barring as u only ride doo
and there for every thing u say is doo doo doo do do doo
So u can't realy compare anything except doo doo

so go doo ur self some stock tracks and quit making me read long paragraphs of doo F


lol
Wtf language is this? Google couldn't translate a word of it!!
 

Timber_12

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The worst issue has been a bog/cylinder cutting out. The most expensive was the complete rebuild by Chris at pms, and still having cylinders cut out to where I can pull 6600rpm

the sled has a Carl's cycle 900 in it. When it runs right it pulls hard. But it hardly ever runs right. I'm to the point of buying a 16 leftover Xm 174 tomorrow so I can sled when I actually get a chance to go rather than wrenching on the hill.

Even the first ride after the rebuild I had antifreeze leaking out. Thought it might have been residual from the rebuild. Nope. Second ride found out it was a hose clamp that wasn't tightened. It's always something with that POS sled.
 

j335

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If you knew how many 850's are out there you might change that tune, not about to get into numbers, but the issues are blown out of proportion on the forums obviously due to that if your riding then your not complaining on forums. We wont hear much about bulkheads now the snow is filled in, plenty of a-arm damaged without bulkheads but it is all how you hit, as I say, guys tell me all day long how wfo they ride, then here when they hit something they were just going 15km/hr. The bulkhead is the exact same as prototypes built by the same company in the same way. Who watches their speed when they are riding, there speedo may have said 15km/hr when they dead stopped and they looked down quickly or if you were watching your speedo then not surprised you ran into something. In regard to belts, I see guys running their clickers on 3 or 4 because they always have been there...and they are over reving. Turn your clickers down. Also in a lot of case guys have changed stuff and the driven clutch is the cause of many issues as when it slips there it causes the belt to be destroyed. All many guys are not setting their deflection properly. It should only be 3/4 of an inch, the belt should be tightened to that and sometimes it means the bottom groove is above the driven clutch, your belt will last longer there and as long as the sled is not creeping forward and screeching then it is not too tight. Chain case is no weaker at all, guys did not check them and like the t3 it stretches quick, check it early and tighten it and don't over tighten it and it will be no issues, don't check it to over tighten and you will break it. regardless of brand. I have 2400km on 2 850's that are running like tops, it seems there is a bit more care needed on these sleds as you have to check a few things more often but once you know then it is easy and quick to do and overall it is easier to do the little things. Every year things get better and are different, you can't use the old way to fix new stuff. You may not like these answers but those are the answers. If you are changing things to follow others and you don't know enough, you might experience issues since you ride in a different area, it is why I keep my sleds bone stock and they are running so strong. Happy Riding! dave

Hey man I'm a doo guy at heart but I am not brand loyal so I say it the way I see it. You can agree the XM set the reliability bar very high and will take a few years for the G4 to get up there. As always first year issues with anything, XP took years to get right and G4 will be the same. I disagree with you, there are some well documented areas the G4 needs improvement and in typical doo fashion they will address it in a low key fashion for next year.
Until then, like you said, the sled will need more TLC than the XM. The original poster should be aware of this.
 

snochuk

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If you knew how many 850's are out there you might change that tune, not about to get into numbers, but the issues are blown out of proportion on the forums obviously due to that if your riding then your not complaining on forums. We wont hear much about bulkheads now the snow is filled in, plenty of a-arm damaged without bulkheads but it is all how you hit, as I say, guys tell me all day long how wfo they ride, then here when they hit something they were just going 15km/hr. The bulkhead is the exact same as prototypes built by the same company in the same way. Who watches their speed when they are riding, there speedo may have said 15km/hr when they dead stopped and they looked down quickly or if you were watching your speedo then not surprised you ran into something. In regard to belts, I see guys running their clickers on 3 or 4 because they always have been there...and they are over reving. Turn your clickers down. Also in a lot of case guys have changed stuff and the driven clutch is the cause of many issues as when it slips there it causes the belt to be destroyed. All many guys are not setting their deflection properly. It should only be 3/4 of an inch, the belt should be tightened to that and sometimes it means the bottom groove is above the driven clutch, your belt will last longer there and as long as the sled is not creeping forward and screeching then it is not too tight. Chain case is no weaker at all, guys did not check them and like the t3 it stretches quick, check it early and tighten it and don't over tighten it and it will be no issues, don't check it to over tighten and you will break it. regardless of brand. I have 2400km on 2 850's that are running like tops, it seems there is a bit more care needed on these sleds as you have to check a few things more often but once you know then it is easy and quick to do and overall it is easier to do the little things. Every year things get better and are different, you can't use the old way to fix new stuff. You may not like these answers but those are the answers. If you are changing things to follow others and you don't know enough, you might experience issues since you ride in a different area, it is why I keep my sleds bone stock and they are running so strong. Happy Riding! dave

As an 850 owner and riding with many other 850s I call BS.
The sled flat out performs.
But there is no denying the clutching, bulkhead, breaking side panel issues. I am fortunate and have had great dealer support.
Falling apart.....no....issues......hell ya dam straight!

And BRP has ceased any further warranty help according to my dealer. If you have an 850 with issues you are on your own nickel to deal with it!
I can not for the life of me take the comments of the two biggest doolaiders on the planet seriously. And blaming owner maintenance is such a slimy cop-out.
It is a great sled with some serious issues.
If I knew and had seen what I have now, I would have bought the Axys last spring.

As an 850 owner and lifetime BRP rider thats how I see it.
I can assure you I have not recommended an 850 to a friend or relative yet, not even to people I don't like.
Married to the biotch due to high$ and deciding wether to take the dump it hit.
Call my opinion what you will.....just what I have seen and experienced personally to date.
Presently the Poo gets my vote.
 
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dpolacik

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If you can Try both that would be the way to go, but if not the one that feels right sitting and standing on is the one I suggest.
Either one is the best or biggest POS depending on Owner and Dealer.
 

skegpro

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Photo is a little deceiving with a fish eye lense, I'm on a bench and was only a small local drainage with no terrain trap at bottom, but fair enough if need to armcharm everyone else
So the picture is to illustrate that the 850 is capable of out climbing the axys in small local drainages?
 

Clode

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In all reality the 850 doo is in it's own class, the RMSHA has bumped it up to the 1000 class. It does have an advantage and it should outperform the 800's. The point being is the added cost worth the small performance gain ? Cat/Poo 800's respond very well to simple mods (pipe)to make up the difference and still come in at a lower cost. The polaris and cat are both good choices with the rebates that are being offered. The doo needs a few years to get the bugs worked out and prove the new engine.
 

j335

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cfc491e36f1b9ede9502dc63b48dce4a.jpg


Some decent prices out there it seems.
 

Mike270412

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As an 850 owner and riding with many other 850s I call BS.
The sled flat out performs.
But there is no denying the clutching, bulkhead, breaking side panel issues. I am fortunate and have had great dealer support.
Falling apart.....no....issues......hell ya dam straight!

And BRP has ceased any further warranty help according to my dealer. If you have an 850 with issues you are on your own nickel to deal with it!
I can not for the life of me take the comments of the two biggest doolaiders on the planet seriously. And blaming owner maintenance is such a slimy cop-out.
It is a great sled with some serious issues.
If I knew and had seen what I have now, I would have bought the Axys last spring.

As an 850 owner and lifetime BRP rider thats how I see it.
I can assure you I have not recommended an 850 to a friend or relative yet, not even to people I don't like.
Married to the biotch due to high$ and deciding wether to take the dump it hit.
Call my opinion what you will.....just what I have seen and experienced personally to date.
Presently the Poo gets my vote.
But but but.......Maxwell and norona said it's the best sled ever????? You're saying it's not?????

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Vertical-Extreme

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Fixed it for ya :)


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Come on man, I'm as excited about the new narrowed chassis and panels that fit properly as I am about the motor. Lol. Heard from someone who rode one today, the sled works good and the motor is awesome. This came from a guy who rides a turbo axys


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jhurkot

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Come on man, I'm as excited about the new narrowed chassis and panels that fit properly as I am about the motor. Lol. Heard from someone who rode one today, the sled works good and the motor is awesome. This came from a guy who rides a turbo axys


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I look forward to the demo. I just had higher hopes for an all new chassis. Heard the guy who created the m-chassis was back on the project.


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