Yardboss, MM55C

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Yardboss, MM55C


The MM 55 C-E YARD BOSS® engine allows mixing and matching of attachments for a variety of grounds keeping jobs including cultivating, edging, aerating, sweeping and much more. Equipped with the Easy2Start™ system for effortless starting plus an easy to use multi-function handle with start/stop and trigger controls, it also folds up for easy transport and storage. This tool is a “must-have” around the home or farm. Attachments sold separately.

Technical data

Displacement (cc) 27.2
Power output (kW/bhp) 0.8 / 1.1
Weight (kg / lbs) 1) 8.0 / 17.4


  • STIHL Easy2Start™
    STIHL Easy2Start™

    A genuine advance in easy starting. STIHL Easy2Start™ cuts the effort required to start the tool by half, while the starter cord can be pulled at just one third of the normal force. All it takes is 2 fingers and a gentle pull action

  • Manual fuel pump (purger)Zoom
    Manual fuel pump (purger)

    A small fuel pump delivers fuel to the carburettor at the touch of a button. This reduces the number of starting pulls required following extended breaks in operations.

  • Multi-function control handleZoom
    Multi-function control handle

    This houses all the engine controls. Easy, comfortable thumb-operated control means the operator’s hand never leaves the handle.

  • Multi-functional gear boxZoom
    Multi-functional gear box

    The multi-functional gear box can be easily changed from forward to reverse.

  • Shielded spark plug coverZoom
    Shielded spark plug cover

    The spark plug cover integrated into the housing protects the motor against damage.

  • Convenient to transportZoom
    Convenient to transport

    The STIHL MultiSystem folds down quickly and easily, even with an attachment fitted. This makes it convenient to carry, transport and store. For your all-round safety when operating the STIHL MultiSystem we recommend that you wear goggles, sturdy footwear, gloves and ear defenders.