KM 91 R
Powerful 0.95kW KombiEngine with 4-MIX® engine and loop handle
General
For professional applications. A simplified start-up sequence for convenient starting, a larger fuel tank to increase battery life, paper air filter, loop handle, 4-MIX® engine.
Versions
-
KM 91 R
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Technical specifications

Technical specifications
Technical specifications | Value |
---|---|
Displacement | 28,4 cm³ |
Power output | 0,95/1,3 kW/bhp |
Weight 1) | 4,4 kg |
Sound pressure level 2) | 99 dB(A) |
Sound power level 2) | 110 dB(A) |
Vibration levels left/right 3) | 6,3 / 5,4 m/s² |
Length to coupling sleeve | 94 cm |
Fuel tank capacity | 0,71 l |
1) Weight excluding fuel
2) Power factor according to DIR2006/42/EC=2.5(dB(A))
3) (K) factor according to Dir. 2006/42/EC = 2m/s²
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Features

Standard equipment
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
KombiTools

Accessories
-
-
FS-KM AC
Ideal for clearing along walls or fences, under hedges or along paths. AutoCut C 25-2 mowing head.
Technical specifications Value Tool Straight shaft brushcutter Weight 1) 1,2 kg Overall length 94 cm 1) Without engine
-
-
-
FS-KM, GSB 230-2
Grass cutting blade MB 230-2, Used for mowing heavy grass and weeds. Not for trimming around obstacles. Approved for all KombiEngines and FR 130 T backpack brushcutter.
Technical specifications Value Tool Metal blade brushcutter Weight 1) 1,2 kg Overall length 94 cm 1) Without engine
-
-
-
FCB-KM
For exact lawn edges along paths, driveways or flowerbeds. Adjustable work depth, total length: 92 cm, Weight: 2.0 kg.
Technical specifications Value Tool Lawn edge trimmer Weight 1) 2,3 kg Overall length 92 cm 1) Without engine
-
-
-
KW-KM
Ideal for sweeping footpaths and roads. Rubber paddles, working width: 60 cm, including guard, total length: 125 cm.
Technical specifications Value Tool Power sweep Weight 1) 7,4 kg Overall length 125 cm 1) Without engine
-
-
-
BF-KM
For aerating and cultivating soil. Working with: 22 cm, including guard, total length: 100 cm. Weight: 4.1 kg.
Technical specifications Value Tool Pick tines Weight 1) 4,1 kg Overall length 100 cm 1) Without engine
-
-
-
HL-KM 0°
Ideal for shaping high and wide hedges. Bar length: 50 cm, total length: 107 cm. Weight: 1.6 kg.
Technical specifications Value Tool Long-reach hedge trimmer 0° non-adjustable Overall length 107 cm Weight 1) 1,6 kg 1) Without engine
-
-
-
KB-KM
Removes dirt from the deepest grooves and furrows. Stiff bristles, backward rotating brush, working width: 60 cm, including guard, total length: 125 cm. Weight: 6.4 kg
Technical specifications Value Tool Bristle brush sweeper Weight 1) 6,4 kg Overall length 125 cm 1) Without engine
-
-
-
BG-KM
Clears paths and areas of leaves and grass cuttings. High blowing power total length: 89 cm. Weight: 1.8 kg.
Technical specifications Value Tool Blower Weight 1) 1,8 kg Overall length 89 cm 1) Without engine
-
-
-
FH-KM 145°
For cutting close to the ground and for low-spin mowing in very narrow spaces as well as in areas near traffic. Flexible adjustment mechanism, space-saving carrying position, bar length: 25 cm, total length: 126 cm. Weight: 2.1 kg.
Technical specifications Value Tool Scrub cutter, 145° adjustable Overall length 126 cm Weight 1) 2,1 kg 1) Without engine
-
-
-
HL-KM 145°
For demanding work on high hedges and use close to the ground. Adjustment mechanism that can be set in increments, space-saving carrying position, bar length: 50 cm, total length: 148 cm. Weight: 2.3 kg.
Technical specifications Value Tool Hedge trimmer 145°, adjustable Overall length 148 cm Weight 1) 2,3 kg 1) Without engine
-
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Accessories

Accessories
-
-
RTS harness
For prolonged use. Can be adjusted to the user's size, makes particularly effortless and ergonomic work possible. Can be used with the HT 101, HT 103, HT 131, HT 133, HTA 65, HTA 85, HTE 60, KombiEngines with HT-KM or HL-KM 145° (not KMA 130 R), HL 94 C-E (not HL 94 KC-E), HLA 65, HLA 85 and HLE 71 (not HLE 71 K).
-
-
Versions
- Shaft extension, 100 cm
-
-
Carbon fibre shaft extension, 1m
Extra light weight shaft extension. Carbon inner shaft, aluminium outer. Reach extension: 1m. For use with the KM-HT and KM-HL KombiTools.
Versions
- Carbon shaft extension HT-KM, HL-KM
-
-
Versions
- Angled gearhead
-
-
Aluminium shaft extension, 0.5m
The aluminium shaft extension has a reach extension of 50cm. For use with the KM-HT and KM-HL KombiTools.
Versions
- Aluminium shaft extension, 0.5m
-
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.