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SEF 300
304cc4-stroke1 cylLiquid-cooledElectric start
About the SEF 300
Sherco's fuel-injected 300cc four-stroke enduro, a light, electric-start trail and race bike for riders who want four-stroke tractability.
- Family
- SEF 250/300 Four-Strokes
- Model years
- 2010 – present
- Also known as
- 300 SEF-R, 300SEF-R, SE-F 300, 300 SEF Racing, 300 SEF Factory, SEF-R 300, 300 SE-F, SE-F 300 Racing, SE-F 300 Factory Edition, SE 3.0i-F / SE 300i
- Trims
- Factory, Racing, Factory Edition
18 sources
- moto.it › 250-sef
- enduro21.com › first-look-2025-sherco-enduro-models-ne…
- transmoto.com.au
- motoonline.com › bike-2015-sherco-sef-se-range
- 1000ps.com › 2014
- bikesales.com.au › sherco-expands-enduro-range-for-2018-10…
- dirtbikemagazine.com
- dirtbikemagazine.com › sherco-2021-new-models
- dirtbikemagazine.com › 2022-sherco-enduro-line
- dirtbikemagazine.com › sherco-announces-2024-line
- enduro21.com › first-look-2025-sherco-enduro-models-ne…
- rustsports.com › 2014-sherco-250sef-r
- enduro21.com › tested-2025-sherco-enduro-model-range
- moto.it › sherco
- 1000ps.com › sherco-250-sef-r
- caradisiac.com › sherco-les-enduro-2013-arrivent-134223
- bikesales.com.au › sherco-se-3-0i-f-18174
- bikez.com › sherco_se_300
Generations
2025 – present
300 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. The 250/300 also get a new head revving about 300 rpm higher and closer 3rd–5th ratios.
- Engine
- 304cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 6-speed
- Fuel
- Fuel injection
2014 – 2024
300 SEF-R (2014–2018/2020 by market); 300 SEF Racing / 300 SEF Factory (2019–2024)Fuel-injected DOHC 300 four-stroke in the steel semi-perimeter frame, developed from the 2012 new-generation 250/300 engines; 2017 revised geometry, 2021 lighter crank and cases, and 2024 a higher-revving engine update.
- Engine
- 304cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 6-speed
- Fuel
- Fuel injection
10 sources
- transmoto.com.au
- 1000ps.com › sherco-250-sef-r
- moto.it › 250-sef
- bikez.com › sherco_se_300
- motoonline.com › bike-2015-sherco-sef-se-range
- 1000ps.com › 2014
- dirtbikemagazine.com › 2017-sherco-enduro-machines
- bikesales.com.au › sherco-expands-enduro-range-for-2018-10…
- dirtbikemagazine.com › sherco-2021-new-models
- dirtbikemagazine.com › sherco-announces-2024-line
2012 – 2013
SE 3.0i-F / SE 300iRedesigned engine (new cylinder, crank and cams), sold as SE 300i and SE 300i R (Racing).
- Engine
- 304cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
2010 – 2011
SE 3.0i-F / SE 300iNew for 2010: the 250 engine bored to 290cc.
- Engine
- 290cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 6-speed
- Fuel
- Fuel injection
Year specs
- Engine
- 304 cc
- Bore × stroke
- 84 × 54.8 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
- $12,990
Sherco MY27: Vitesco EFI, 303.68 cc. Sherco gives the wheelbase as 1465 mm; motorcycle.com gives 1480 mm. Maker's figure used. 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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