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SEF 450
449cc4-stroke1 cylLiquid-cooledElectric start
About the SEF 450
Sherco's 450cc fuel-injected four-stroke enduro, for experienced riders who want big-bore power in a manageable chassis.
- Family
- SEF 450/500 Four-Strokes
- Model years
- 2015 – present
- Also known as
- 450 SEF-R, 450SEF-R, SE-F 450, 450 SEF Racing, 450 SEF Factory, SEF-R 450, SEF450R, SE-F 450 Racing, SE-F 450 Factory Edition
- Trims
- Factory Edition, Factory, Racing
14 sources
- enduro21.com › first-look-2025-sherco-enduro-models-ne…
- moto.it › qh9cmZ
- 1000ps.com › sherco-250-sef-r
- sherco.com › 450-sef-factory-2027
- enduro21.com › first-look-2025-sherco-enduro-models-ne…
- dirtbikemagazine.com › 2022-sherco-enduro-line
- dirtbikemagazine.com › sherco-2021-new-models
- dirtbikemagazine.com › 22623-2
- transmoto.com.au
- motoonline.com › bike-2015-sherco-sef-se-range
- moto.it › 450-sef
- moto.it › sherco
- bikez.com › sherco_se_450
- rustsports.com › 2014-sherco-250sef-r
Generations
2025 – present
450 SEF FactoryCurrentNew frame and subframe across the enduro range (revised down-tube/steering geometry per displacement), new side-access airbox with battery and relays inside it, lighter cooling system, new steering head bearings. 450/500 also get a new swingarm.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 6-speed
- Fuel
- Fuel injection
2015 – 2024
450 SEF-R (2015–2018/2020 by market); 450 SEF Racing / 450 SEF Factory (2019–2024)All-new DOHC fuel-injected 450 derived from Sherco's Dakar engine, in a longer-wheelbase version of the steel semi-perimeter frame; 2021 and 2022 lightened and reinforced the engine.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 6-speed
- Fuel
- Fuel injection
8 sources
- dirtbikemagazine.com › 2022-sherco-enduro-line
- dirtbikemagazine.com › sherco-2021-new-models
- moto.it › 450-sef
- bikez.com › sherco_se_450
- motoonline.com › bike-2015-sherco-sef-se-range
- transmoto.com.au
- dirtbikemagazine.com › 2017-sherco-enduro-machines
- bikesales.com.au › sherco-expands-enduro-range-for-2018-10…
Year specs
- Engine
- 449 cc
- Bore × stroke
- 95 × 63.4 mm
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 6-speed
- Fuel system
- Fuel injection
- Horsepower
- —
- Torque
- —
- Dry weight
- —
- Wet weight
- —
- Seat height
- 950 mm
- Ground clearance
- 355 mm
- Wheelbase
- 1465 mm
- Fuel capacity
- 9.8 L
- MSRP
- $13,790
Sherco MY27: Vitesco EFI, 449.40 cc. Sherco U.S. pricing page lists the SEF four-strokes at the same prices as motorcycle.com 2027 under a section headed '26 with MY27 product links.
Gallery
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