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Discussion Starter · #1 ·
Well it got me again. Took the ranger out this weekend and was in 4wd and noticed only the rear tires were spinning. Upon further inspection I saw the prop shaft spinning at the transmission but not at the front diff. I dropped the skid plate thinking somehow the shaft pulled apart and it actually broke. It is all shiny so all new break. Only have a couple hundred miles at most on a stock 19 Ranger Crew. Anyone else had an issue with this?


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Pics aren't clear enough but I bet that is a faulty weld job. If you have a good driveline shop in your area they may be able to repair it. There are shops out there that make driveshafts so such a repair shouldn't be a problem for them.

Another question is whether this was caused by an alignment problem. Perhaps some broken motor/transmission mounts.
 

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Discussion Starter · #5 ·
They just replaced the transmission from a turf mode going out on me and went back with the new version. Could it be caused or linked to any of that? It broke just in front of the weld, the sold bar. My hypothesis is when the rear diff went out and only the front wheels were pulling it over stressed the driveshaft. But still should not have just shear off. I've seen some bend on a rzr but not a low power stock ranger. Hopefully a fluke deal with bad steel or something.

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I don't think the front wheels only pulling would have caused it. The reason is that the way Polaris AWD works. Polaris' AWD is really never 4 wheel drive in the way we think of 4 WD in our normal vehicles. The way the Polaris AWD works is that there are different gear ratios between the front and rear axle, the front being slightly lower geared that the rear. The front axle has a Hilliard clutch, basically an overrunning clutch that does not engage the front wheels until the rear wheels slip. When the rear wheels slip the front wheels are doing the pulling until the rear wheels regain traction and the Hilliard clutch releases so the front wheels are just coasting along becasue the prop shaft speed never catches up to the gear ratio of the front axle until the rear wheels slip. This switching back and forth between rear wheels pushing and front wheels pulling is almost seamless under most conditions.

What this all boils down to is that the front wheels are strong enough to be capable of pulling the vehicle without the rear wheels doing anything.
 
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Well it got me again. Took the ranger out this weekend and was in 4wd and noticed only the rear tires were spinning. Upon further inspection I saw the prop shaft spinning at the transmission but not at the front diff. I dropped the skid plate thinking somehow the shaft pulled apart and it actually broke. It is all shiny so all new break. Only have a couple hundred miles at most on a stock 19 Ranger Crew. Anyone else had an issue with this?


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Well it got me again. Took the ranger out this weekend and was in 4wd and noticed only the rear tires were spinning. Upon further inspection I saw the prop shaft spinning at the transmission but not at the front diff. I dropped the skid plate thinking somehow the shaft pulled apart and it actually broke. It is all shiny so all new break. Only have a couple hundred miles at most on a stock 19 Ranger Crew. Anyone else had an issue with this?


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2019 Ranger Northstar blew out center support bearing and bent fron prop shaft with less than 500 miles on it. I'm and adult and do not beat on my unit. Tried to pull someone out spun in the sand and I stopped. Hit the trail and ended up with a vibration and clicking noise. For 25,000 plus you think it would be more dependable
 

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super atv carrier bearing on a 2018 ranger
130267
 

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I also have a 2019 that did the same EXACT thing yours did. When I called Polaris with the part number, the part had been superseded to an updated part(stronger I assume). Typical Polaris. They go out of warranty and when a problem comes up like this they don't say anything and still make you buy it. This reminds me of the 02-04 sportsman 700 Ignition problems when I worked at Polaris. If any part of the ignition system went out, they sold you a entirely new system for 600 bucks.
They knew there was a problem, but they lasted outside of warranty. Then they made a service bulletin. The customer still had to pony up 900-1000 bucks on machines with less that 2000 miles on them to fix the ignition.
 
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