Minimum tread depth for winter tires? Suggestions?

Discussion in 'General Motoring' started by Robert, Oct 27, 2004.

  1. Robert

    Robert Guest

    Hi all,

    I have a set of older Gislaved snows mounted on wheels for my 760.

    The tread is at around 5/32nds.

    Are these tires done?

    I'm after good overall traction and safety, and unfortunately need to save
    every penny for the time being. Otherwise, what would the minimum tread
    depth be for a winter tire? (other than for minimum safety standards).

    Cheers
     
    Robert, Oct 27, 2004
    #1
  2. Robert

    volvoguy Guest

    As long as the tire wear is even all the way across the min should be
    3/32". Do you need to replace them? You'll found out with the first snow I
    guess.
     
    volvoguy, Oct 27, 2004
    #2
  3. The test I've learned is to put a penny in the tread with Lincoln's head
    first. If there is enough tread to cover part of his head, the tire is OK.
    Of course, that only works in the US. Perhaps other countries have a
    similar test,
     
    Marvin Margoshes, Oct 27, 2004
    #3
  4. Robert

    Jim Carriere Guest

    The "Lincoln's Head" test usually measures slightly less than 3/32".
    3/32" happens to be the minimum allowable tread in most parts of
    the USA.

    Personally, I think if you are going to drive in the snow anwhere
    except flatland with that little tread, you're nuts. I don't think
    that 5/32 is nuts, although it may wear down and not last the whole
    season.

    My opinion only, YMMV
     
    Jim Carriere, Oct 28, 2004
    #4
  5. Agreed, if you're going to the trouble/safety of having snow tires you
    probably want them to have more than the lincoln head tread depth.

    My nearby tire shop has a neat little gauge and they sell gas too, so every
    now and then I pull in to fill up and have the service guy give me a "state
    of the tires"
     
    Franz Bestuchev, Oct 28, 2004
    #5
  6. a common match laid sideways is a good guide or less than an eighth of an
    inch means less water is able to be removed .How much will an accident cost
    you if you cant stop in time ?
     
    John Robertson, Nov 27, 2004
    #6
  7. Robert

    Byrocat Guest

    Check with your local MOT/DOT/Roads-whatever on what the legal minimum
    is and check against that. I'd also suggest that you check out what
    the tread depth on a new set is, and say to yourself "Do I have
    doubts? What's winter like around here? Who depends on me to stay
    alive?"

    My suggestion: any uncertainty, get a new set.
     
    Byrocat, Nov 30, 2004
    #7
  8. Robert

    Byrocat Guest

    Just did some digging around and found this item:
    http://www.e-laws.gov.on.ca/DBLaws/Regs/English/900625_e.htm

    Legal minimum in Ontario is 1.5mm (2/32nds).

    I'd toss the tires (I see that you were trying to sell them elsewhere)
    and get a new set of all-seasons.

    I'm getting good wear from BF Goodrich via Crappy Tire.
     
    Byrocat, Dec 1, 2004
    #8
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