STIHL FS 91 R

Powerful brushcutter with 4-MIX® engine

For mowing surfaces with tenacious grass. Easy start-up procedure for more convenient starting, circular handle, control lever with stop button, 4-MIX® motor with larger tank for longer run times, rigid drive shaft, easy shoulder strap.

Technical Data
CO² g/kWh877
Displacement cm³28.4
Weight kg 1)5.5
Sound power level with flush head dB(A) 2)107
Sn/dx vibration value with wire head m/s² 3)5.1/5
Total length cm 4)180
Diameter of cutting circumference mm420
Power kW/HP0.95/1.3
Sound pressure level with flush head dB(A) 2)96
Tank capacity l0.71
Sound power level with tool Fe dB(A) 5)94
Sound power level with tool Fe dB(A) 5)107
Sn/dx vibration value with metal tool m/s² 3)3.8/4.3

1) without cutting/repair tool
2) K factor according to RL 2006/42/EC = 2.5 dB(A)
3) K factor according to RL 2006/42/EC = 2 m/s²
4) without cutting tool
5) K factor according to RL 2006/ 42/EC = 2.5 dB(A)