Stihl FS91

Sale price$359.99

Pickup available at Iron Horse Equipment

Usually ready in 24 hours



The STIHL FS 91 trimmer is an excellent choice for landscaping professionals, especially those who require a trimmer for mowing applications. This trimmer combines power, comfort, and efficiency to tackle tough terrains with ease. Its bike-handle design, equipped with rubberized grips, provides greater comfort and leverage. The trimmer features a low exhaust emission engine, larger fuel tank for extended run times, and improved air filtration with STIHL's exclusive IntelliCarb™ technology, ensuring maximum RPM. The solid steel drive shaft accommodates a wide range of heavy-duty cutting heads, including metal blades, for maximum versatility.


  • Straps and Harnesses: Distributes the load from your hands to your shoulders, reducing operator fatigue and facilitating extended use.
  • TapAction™ AUTOCUT® Cutting Head: Allows users to adjust the line length by simply tapping the cutting head against the ground.
  • Bike Handle: In conjunction with a harness, the bike handle allows easy guidance for smooth horizontal mowing action, covering large areas quickly and efficiently. The soft grips increase comfort and control while reducing operator fatigue.
  • Anti-Vibration System: Minimizes vibration levels for handheld outdoor power equipment, reducing operator fatigue and providing a more comfortable working experience.
  • Shoulder Strap / Carrying System: Distributes the weight of the equipment for increased comfort and improved maneuverability.
  • Multi-Function Control Handle: All controls are conveniently located on one handle, allowing the operator to complete tasks efficiently without removing their hand from the handle.
  • Simplified Starting Procedure: To start, users pump the fuel primer, set the choke, and pull the starter cord. The built-in stop switch allows for easy engine shutdown, and the throttle lock returns to the "start" setting for quick restarts.
  • Air Filter Cover: Easily removable for fast and easy filter cleaning or replacement.
  • Protected or Enclosed Control Cables: Eliminates dangling and loose wires for better protection and durability.
  • Protected Spark Arrestor Muffler: Reduces noise levels and contains a screen to minimize the emission of sparks.
  • Protected Spark Plug: Ensures the spark plug is easy to change while providing protection.
  • Protected Choke Lever/Knob: Prevents damage to the choke mechanism.
  • High-Tech Polymer Housing: Lightweight, impact-resistant, and corrosion-resistant housing for enhanced durability.
  • Heavy-Duty Steel-On-Steel Clutch: Reduces slippage for efficient power transfer.
  • Purge Pump Primer: Delivers fuel to the carburetor with a few presses, reducing the number of pulls needed to start after extended breaks.
  • Upright Translucent Fuel Tank: Allows easy monitoring of the fuel level and simplifies refilling.
  • Fully-Lined Drive Shaft: Provides smooth operation and reduces vibration.
  • Throttle Trigger Interlock: Safety feature that requires depression before the throttle can be activated.
  • Tool-Free Handle Adjustment: Central wing nut enables easy adjustment without the use of tools. The handle can be rotated 90° for transportation and space-saving storage.
  • Reduced-Emission Engine Technology—Caring for Nature: Produces zero or low exhaust emissions, meeting or exceeding EPA and CARB standards.
  • Made in America: Majority of STIHL products sold in America are made in America with U.S. and global materials.


  • Weight: 12.8 lbs.
  • Power Source: Gasoline
  • Cutting Width: 16.5 in.
  • Engine Power: 1.27 bhp (brake horsepower)
  • Fuel Capacity: 24.0 oz.
  • Displacement: 28.4 cc

Width Weight Height Length
0 Inch 12.8 Pounds 0 Inch 0 Inch

You may also like