RM 448 TX
Petrol lawn mower with 1-speed gearing
General
The STIHL RM 448 TX petrol lawn mower facilitates fast and efficient care, particularly of medium-sized lawns. With its cutting width of 46 cm and central cutting height adjustment with six settings from 25 to 75 mm, it is the ideal partner for your gardening work. Furthermore, this model impresses with well-thought-out details: Its super soft grip ensures pleasant handling and the 55-litre grass catcher box facilitates your gardening work. It folds open and offers an integrated level indicator. The RM 448 TX is equipped with a powerful engine and self-propulsion – perfect if you want to make effortless and fast progress when mowing your lawns. With the appropriate mulching kit available as an accessory, this petrol lawn mower can be converted into a Multi-mower.
Versions
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RM 448 TX Lawn mower
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.
Product versions
- RM 443 Versatile petrol lawn mower with 41 cm cutting width
- RM 443 T Versatile petrol lawn mower with 1-speed gearing
- RM 448 PC Universal petrol lawn mower with mono-comfort handlebar
- RM 448 T Robust petrol lawn mower with 1-speed gearing
- RM 448 TC Robust petrol lawn mower with mono-comfort handlebar
- RM 448 VC Petrol lawn mower with Vario self-propulsion
Technical specifications

Technical specifications
Technical specifications | Value |
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Lawns | up to 1.200 m² |
Cutting height | 25-75 mm |
Cutting width | 46 cm |
Grass catcher box | 55 l |
Engine type | Series 550 EX OHV RS |
Displacement | 140 cm³ |
Nominal output | 2,1 kW / 2,8 PS U/min |
Working speed | 2.800 rpm |
Weight | 26 kg |
Guaranteed sound power level LWAd [dB(A)] | 96 dB(A) |
Sound pressure level uncertainty KpA | 2 dB (A) |
Vibration value ahw | 4,1 m/s² |
Uncertainty factor K | 2,05 m/s² |
Uncertainty factor KpA [dB(A)] | 2 dB(A) |
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
Retrofitted 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.
Accessories

Accessories
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STIHL Smart Connector
The Smart Connector can be attached to petrol-driven, electric, and cordless products, enabling it to deliver important information about your STIHL power tool via Bluetooth® 4.2. The Smart Connector offers entirely new functions and services, as a basis for device management both in your home garden using the STIHL connected app, and for managing your machine fleet using the STIHL connected Portal.
Technical specifications Value Weight 20 g Dimensions (l x b x h) 53 x 42 x 14 mm Signal range ca. 10 m Running time per battery charge ca. 1 Year Connectivity BLE 4,2 Battery 3V CR 2.032 -
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AMK 048 Mulching kit
The retrofittable mulching kit shreds the grass into fine grass particles during mowing. The fine grass clippings can then fall back onto the turf as a nutritious fertiliser. The accessory kit consists of a multi-blade and mulch insert. It is suitable for a cutting width of 46 cm.
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APO 030 - Benzinabsaugpumpe
Mithilfe der Benzinabsaugpumpe für den STIHL Benzin Rasenlüfter RL 540 lässt sich das Benzin aus dem Tank absaugen und umfüllen.
Versions
- APO 030
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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.
Documents
Owners manuals and safety brochures
Languages | Date | Link |
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27.04.2021 |