The STIHL FS 91 R brushcutter delivers power, durability, and user comfort for demanding trimming tasks. Perfect for large property maintenance, it is designed for professionals and experienced users seeking reliability and high performance.

✅ Main Advantages

  • Powerful and fuel-efficient 4-MIX® engine
  • Ergonomic loop handle for optimal maneuverability
  • Easy starting with automatic decompression system
  • High cutting performance with 16.5" swath

Compatible Options and Accessories

  • Optional Mowing Heads: AutoCut® 25-2, AutoCut® 27-2, TrimCut®, PolyCut®
  • Trimmer Line: 2.4 mm (.095") or 2.7 mm (.105")
  • Grass Blades: 2-tooth, 4-tooth, 8-tooth

Accessories sold separately – see our selection for the best match to your needs.

4180 200 0733

Data sheet

Form Factor
Round Handle
Task Type
Landscaping
Power source:
Gasoline (50:1)
Engine:
28.4 cm³
Weight (kg / lb)
5.5 kg (194 oz) (12.1 lb)
Engine power:
0.6 ⇆ 1.0 kw
Environment
Residential – Yard
Gas tank, Ounces (Liters):
24 oz (710 ml)
Target Material
Dense vege.
Grass & Edges
Reeds
Product Type
Brush Cutter
User Level
Intermediate–Skilled

Accessories