STIHL FS 91 Petrol Brushcutter

SKU: FS 91

STIHL FS 91 Petrol Brushcutter

SKU: FS 91

Ex VAT

Inc VAT

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The STIHL FS 91 Petrol Brushcutter is a powerful and reliable brushcutter designed for tackling large areas of tough grass and demanding vegetation management tasks. Featuring a fuel-efficient STIHL 4-MIX® engine, ergonomic bike handle, ADVANCE GRIP control handle and a large fuel tank, it delivers excellent cutting performance, operator comfort and extended working times.

The STIHL FS 91 Petrol Brushcutter is a robust and versatile machine designed for professional grounds maintenance, estate management, agricultural work and large-scale grass cutting applications.

Built to handle extensive areas of tough grass and dense vegetation, the FS 91 combines powerful performance with practical features that improve productivity and operator comfort throughout the working day.

At the heart of the machine is the advanced STIHL 4-MIX® engine, delivering excellent torque and cutting power while maintaining low fuel consumption and reduced emissions. Combining the advantages of both two-stroke and four-stroke technologies, the 4-MIX® engine offers reliable performance, smooth operation and lower maintenance requirements.

The large-capacity fuel tank allows longer operating periods between refuelling stops, helping users maximise productivity when working across larger sites.

The bike handle design provides excellent control and a natural sweeping mowing motion, making it ideal for clearing large areas efficiently. Combined with the ADVANCE GRIP control handle, the FS 91 offers intuitive operation and enhanced ergonomics for greater comfort during prolonged use.

A simplified starting system ensures quick and reliable engine starts, while the integrated stop button automatically returns to the start position after use, allowing fast restarts and increased working efficiency.

Featuring a rigid drive shaft for dependable power transfer and long-term durability, the FS 91 is built to withstand demanding professional workloads.

Supplied with a GrassCut 230-2 metal blade and double shoulder harness, the FS 91 is ready to tackle heavy grass, rough vegetation and large-scale maintenance work straight out of the box.

Table of specifications

Displacement

28.4 cm³

Power

0.95 kW

Engine power

1.3 HP

CO2

877 g/kWh

Device weight without refuelling

5.8 kg 1)

Cutting circle diameter

420 mm

Standard cutting attachment

Grassccut blade230-2 / AutoCut C 26-2

Tank capacity

0.710 l

Tank capacity

710 cm³

Device length without cutting tool

180 cm

Sound pressure level

96 dB(A) 2)

Sound pressure level

94 dB(A) 2)

Sound power level

104 dB(A) 2)

Sound power level

104 dB(A) 2)

Vibration value on the left in right-handed operation

5.5 m/s² 3)

Vibration value on the right in right-handed operation

4.5 m/s² 3)

Technical Notes

1)

without cutting tool and protection

2)

K-value according to Directive 2006/42/EC = 2.0 dB(A)

3)

K-value according to RL 2006/42/EG = 2 m/s²

FEATURES

STIHL 4-MIX® Engine

The STIHL 4-MIX® engine delivers strong torque and impressive cutting performance while reducing emissions and fuel consumption. The engine combines the advantages of both two-stroke and four-stroke technologies for dependable professional performance.

ADVANCE GRIP Control Handle

The ADVANCE GRIP handle improves machine control and operator comfort. Perfect for long working sessions and professional use.

Easy-Start Technology

The manual fuel pump and automatic decompression system work together to make starting effortless. Ideal for daily professional use and repeated stop-start operation.

Bike Handle Design

The bike handle provides excellent guidance and control when clearing larger areas of vegetation. Ideal for large grassed areas and open terrain.

Large Fuel Tank

The increased fuel capacity helps maximise productivity by reducing interruptions.

Rigid Drive Shaft

The solid drive shaft provides efficient power transfer and long-term reliability.

Long-Life Air Filtration System

The durable air filter offers excellent engine protection and longer service intervals.

STIHL Anti-Vibration System

Buffer and spring elements minimise vibration transfer to the operator. Well suited to prolonged professional use.