Description
Overview
The solid drive shaft of this trimmer offers more flexibility in trimming applications.
Highlights
- Powerful gas brushcutter/clearing saw for large areas
- Ideal for long grass and landscape maintenance
- High-torque STIHL 4-MIX® engine
- Loop handle supports trimming in tight spaces
- Highly versatile with a wide selection of cutting tools
Features
Air Filter Cover
Easily remove the cover for fast and easy filter cleaning or replacement.
Fully-Lined Drive Shaft
A lined shaft provides smooth operation and less vibration.
Heavy-Duty Steel-On-Steel Clutch
Centrifugal clutch is designed to reduce slippage.
High-Tech Polymer Housing
Housings are lightweight, withstand greater impact, and are corrosion-resistant.
Loop Handle (R)
Loop handle grass trimmers and brushcutters are ideal for trimming between bushes and shrubs and other areas where space is limited.
Made in America
A majority of STIHL products sold in America are made in America of U.S. and global materials.
Multi-Function Control Handle
Having easy access to all of the controls on one comfortable handle makes it easy to complete tasks so the operator’s hand never has to leave the handle.
Protected Choke Lever/Knob
The choke is protected to help prevent damage.
Protected Spark Arrestor Muffler
Large baffles reduce noise level and contain a screen designed to reduce the emission of sparks.
Protected Spark Plug
The spark plug is protected yet easy to change.
Protected or Enclosed Control Cables
Dangling and loose wires are eliminated.
Purge Pump Primer
By pressing the bulb, this small fuel pump delivers fuel to the carburetor, reducing the number of starting pulls needed after an extended break between uses.
Reduced-Emission Engine Technology—Caring for Nature
The STIHL Inc. “Caring for Nature” seal identifies its powered products that are more environmentally conscious, producing zero or low exhaust emissions. STIHL Inc. defines “low exhaust emissions” as being cleaner than EPA and/or CARB exhaust emission standards.
TapAction™ AUTOCUT® Cutting Head
TapAction™ allows users to adjust the line length simply by tapping the cutting head against the ground.
Throttle Trigger Interlock
This safety feature must be depressed before the trigger can be activated.
Upright Translucent Fuel Tank
Easily check the fuel level before starting work. If fuel is needed, the upright position makes the tank easier to fill.
Details
Fulfilling the demanding landscaper’s trimming needs, the STIHL FS 91 R trimmer is the well-rounded choice for professionals. It features a low exhaust emission engine and large fuel tank which provides 30% longer run times than the previous model. With its rubberized loop handle, this straight-shaft trimmer delivers a comfortable grip, the maneuverability needed to navigate obstacles, and the power to get the job done. The FS 91 R trimmer also has a simplified three-step start procedure that saves time and a superior air filter benefiting you in the long run.
Note: Product availability, features, pricing, and specifications may vary. Contact Cromwell Automotive for current availability.





