Kenworth with heavy front axle - tires question

Discussion in 'Experienced Truckers' Advice' started by ws4900ex, Aug 29, 2013.

  1. ws4900ex

    ws4900ex Bobtail Member

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    The kenworth I'm gonna be driving has 18,000lb steer axles on them with I believe to be Michelin XZY3 wide base on alcoa aluminums. The heavy haul type rims. In all the years I never driven a truck in the snow or ice with these big heavy duty tires on them, last time I did was during the summer on dry pavement, for just a few trips. What exactly is the traction like on them in the snow and ice? And for that matter, is there a better name my dumb ### can call them besides "heavy haul rims" ???
    :biggrin_25523:
     
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  3. Hammer166

    Hammer166 Crusty Information Officer

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    Zero-offset wheels. What size are the tires? As a general rule, tires with less lbs/sq. in. of load (wider tires) will hydroplane faster than a heavier loaded tire. Point being, running light on very wet or especially on slushy roads can be dicey if you don't have any weight on the steer. Keep the weight up front, they'll do fine.

    Since you drove with them on dry pavement, I assume you're already familiar with their propensity to follow road imperfections more than a normal width steer tire.
     
  4. TripleSix

    TripleSix God of Roads

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    Where I'm from, they call them floater tires. You're not going to drive them in he snow and ice much, especially when permitted.
     
  5. ws4900ex

    ws4900ex Bobtail Member

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    Hammer166 - That's what I thought. I am familiar with the way they handle on dry or wet pavement. They're 22.5 michelin XZY3 wide base. I'll have to get back to you with the exact size after I come home later today.

    TripleSix - That's good to know. But yes, I will be driving it in winter. I live in alberta, canada and drive to the oil patch. My company only has 4 trucks and they're all pretty much spec'd all the same. All t800's with floaters.

    The reason why I'm concerned, is because my new boss knows absolutely nothing about trucks. And if these are going to be a problem on snow & ice, I need to know if I gotta pressure him to change them or something before the snow flies. I'll be hauling oversize loads most likely by winter, but so far every load I've seen leave our yard had absolutely nothing for weight and all flat deck miscellaneous ########, atleast nothing to warrant a heavy front axle and floaters. So I'm nervous if he's just gonna try sending me out in a skating rink with no weight and these beasty tires.
     
  6. Caterpillar Cowboy

    Caterpillar Cowboy Heavy Load Member

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    You've got either 425/56R22.5's or 385/65R22.5's. My dad's got it on his T800 and they do okay in the winter. If you're really concerned and your truck owner is willing to do the swap I'd look into 315/80R22.5's You'll need to get 22.5x9" rims but you still have a 10,000 lb tire. I just put these on my Pete this summer, haven't drove em in the winter yet but it's a great tire size for dump trucks probably would do well in heavy haul as well. Doesn't wobble around like your full floaters on the highway, but isn't a pizza cutter in the soft stuff.
    Hope this helps.
     
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  7. TripleSix

    TripleSix God of Roads

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    Didn't know you were Canadian. OSOW isn't allowed to run the roads in icy conditions in the The lower 48 ( well at least not in most places here).
     
  8. Macneil

    Macneil Heavy Load Member

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    I have 425s on my tri axle dump truck and as long as ya keep the weight up front, they steer ok. Not nearly as well as a light front end but just keep it in the back of your head that you're steer tires are the width of a toboggan..lol.
     
  9. Tirefire22

    Tirefire22 Bobtail Member

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    w900L what does it take to get wide ### steer tires on it, I have a 1999 looks like they will rub or hit linkages , its a dump truck gotta have them, can you use spacers ?????
     
  10. daf105paccar

    daf105paccar Road Train Member

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    no spacers,get different offset rims.
    Kenworth should be able to tell you what offset you put on your axle.
     
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