FS 90 R
This low exhaust emission professional trimmer features a straight shaft and versatile cutting head options.
Precise, powerful and environmentally conscious, the STIHL FS 90 R trimmer is the well-rounded choice for landscaping professionals. It sports a 5% increase in engine power over the FS 70 RC-E. Featuring our proven low exhaust emission engine and a loop handle, this straight-shaft trimmer delivers the maneuverability needed to navigate obstacles and the power to cut them down. Its solid, straight driveshaft works with a variety of optional cutting attachments, including our steel grass and brush blades, giving you greater flexibility.
|FS 90 R Specifications - Professional Use|
|DISPLACEMENT||28.4 cc (1.73 cu. in.)|
|ENGINE POWER||0.95 kW (1.27 bhp)|
|WEIGHT*||5.3 kg (11.7 lbs.)|
|FUEL CAPACITY||530 cc (18 oz.)|
|*Weight without cutting attachment or deflector.|
WARNING! Improper use of any trimmer/brushcutter can cause serious or fatal injury. Read, understand and follow all safety instructions in your instruction manual. To reduce the risk of injury from blade contact, circular saw blades may be used on FS brushcutters that have a limitstop, a bicycle handle and double shoulder harness and not on FS brushcutters with a "J" handle or loop handle. Other rigid blades may be used on FS brushcutters having a bicycle handle, a "J" handle or a loop handle equipped with a barrier bar. To reduce the risk of eye injury always wear proper eye protection. Always use the appropriate deflector for the type of cutting attachment, as explained in your instruction manual.
Note: STIHL engine products with the Caring for Nature logo are cleaner than EPA Standards for exhaust emissions.
Note: STIHL recommends use of fuel with no more than 10% Ethanol content. Using fuel with greater than 10% Ethanol content may cause damage to your equipment and may void your STIHL warranty. Learn More…
WARNING! Improper use of any power tool may cause serious
or fatal injury. Read, understand and follow carefully the operating
and safety instructions in your instruction manual before using such products.
STIHL products sold through U.S. STIHL Dealers are for distribution in the United States only.
Shoulder Strap / Carrying System
Using a shoulder strap or carrying system helps distribute the weight of the equipment for increased operator comfort and improved maneuverability.
Adjustable Front Handle
Adjusts for comfort.
Fully Lined Drive Shaft
Provides smooth operation and less vibration.
High Tech Polymer Housing
Housings are lightweight, withstand greater impact and are corrosion-resistant.
Protected Choke Lever/Knob
Helps prevent damage.
Start/Run/Stop Controls on Handle
Throttle Trigger Interlock
Must be depressed before the trigger can be activated.
Air Filter Cover
Easily removed for fast and easy filter cleaning or replacement.
Protected or Enclosed Control Cables
Eliminate dangling and loose wires.
Heavy-Duty Steel-On-Steel Clutch
Centrifugal clutch is designed to reduce slippage.
Protected Spark Plug
Protected yet easy to change.
Protected Spark Arrestor Muffler
Has large baffles which reduce noise level and contains a screen designed to reduce the emission of sparks.
Upright Translucent Fuel Tank
Allows operator to easily check fuel level before starting work. Upright position makes it easier to refill.
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.
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.
Cutting Heads & Blades Selection Chart
Need help selecting a cutting head or blade for your STIHL trimmer or brushcutter?
Click here to view the Cutting Heads & Blades Selection Chart (PDF Format).
Built in the USA
Indicates products that are built in the United States from domestic and foreign parts and components.
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.
Loop Handle (R)
Loop handle grass trimmers and brushcutters are ideal for trimming between bushes and shrubs and other areas where space is limited.
Common Features for Trimmers
View the features common to many STIHL trimmers.
You Will Also Need
*Double your warranty when you include STIHL HP Ultra Oil (six 2.6-oz. bottles) or STIHL MotoMix® premixed fuel (six 32-oz. cans or a 1-gal. container) with your STIHL product purchase. Double limited warranty protection applies to STIHL gasoline-powered products purchased and registered for personal non-income producing, family and household purposes only. Other restrictions apply. See dealer for details.
For Your Safety
Materials: Deerhide leather
Available sizes: S, M, L, XL
When it has the STIHL name, it’s made to work as hard as you do. Our Hearing Protectors feature a padded stainless steel spring wire headband. They help maintain constant pressure, staying firmly in place while you work. They’re also easy to adjust, so you can set the ideal fit with minimal effort.
Meets ANSI S3.19-1974 standard. Noise Reduction Rating (NRR) of 23 dB(A).
Available color: Black/Grey
STIHL Trimmers & Edgers, the Right Tools for the Job - Video
How to Wind a STIHL Trimmer Head - Video
Cutting Heads & Blades Selection Chart (PDF)
Download Instructions on How to Rewind Your Trimmer Head (PDF)
Product Instruction Manual (PDF)
Product Safety Manual (PDF)
STIHL Limited Warranty