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PLow type

Discussion in 'Fisher Engineering Discussion' started by Horvath, Jan 30, 2009.

  1. Horvath

    Horvath Junior Member
    Messages: 3

    I picked up a older MM1 plow for my truck and wondering if anyone could help me figure out if its a SD,LD,HD.. etc...

    ITs 7 1/2 feet with 3 trip springs and its a MM1

  2. 06Sierra

    06Sierra PlowSite.com Addict
    from Maine
    Messages: 1,329

    RD. At least that is what mine is and it's the same as yours.
  3. fisher guy

    fisher guy PlowSite.com Addict
    Messages: 1,068

    the changed they dont make LD's any more there now called SD's urs as said above is a RD series they dont makes those any more either the HD's have 4 springs
  4. Crash935

    Crash935 2000 Club Member
    Messages: 2,377

    This is probably what you have,

    7ft - 7 1/2ft RD Series G/H Blade #A5570,#A5563 (Last Sold 1/92)

    You can find a pic and parts breakdown here,


    Thats the only blade i can find that had only 3 springs.