Enduro Bikes
2021Kawasaki KLX300R
41 fields on record
The 2021 Kawasaki KLX300R is a lightweight enduro bike designed for novice to intermediate off-road riders seeking affordable trail adventure. Its efficient 292cc liquid-cooled single-cylinder engine delivers manageable power with excellent fuel injection reliability, while the compact 6-speed transmission provides smooth power delivery across varied terrain. Known for its approachable handling, low seat height, and proven durability, the KLX300R excels as an entry-level off-road platform for riders developing their skills.
- Capacity
- 292.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Wet weight
- 128.0 kg
- Seat height
- 925 mm
- Power
- 24.4 HP (17.9 kW)
What’s new for the 2021 Kawasaki KLX300R
vs the 2020| Spec | 2020 | 2021 |
|---|---|---|
| Fuel capacity | 7.90 litres (2.09 US gallons) | 8.00 litres (2.11 US gallons) |
| Rear suspension | UNI-TRAK® single shock system | Uni-Trak® gas charged shock with piggyback reservoir with adjustable compression, rebound damping and spring preload |
| Front brakes | Single disc | Single disc. Petal disc with a dual-piston caliper |
| Rear brakes | Single disc | Single disc. Petal disc with a singel-piston caliper |
Other years
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2020
2021
2022
2023
2024
2025
2026
2027
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built as a pure motocross-style off-road weapon for trail riding, cross-country racing, and technical terrain rather than street use.
- Built for
- A sharp, lightweight, high-revving dirt machine that rewards aggressive, active riding and quick directional changes over rocks, jumps, and loose surfaces.
- Not ideal for
- Not suitable for riders wanting a comfortable road-going commuter, a passenger-friendly machine, or long-distance paved touring.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 292.0 ccm
- Power
- 24.4 HP (17.9 kW)
- Torque
- 26.3 Nm (2.7 kgf-m) @ 7000 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.1906 HP/kg (wet)
- Bore x stroke
- 78.0 x 61.2 mm
- Compression
- 11.0:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric & kick
- Ignition
- TCBI Electronic Advance
- Valves per cylinder
- 4
- Lubrication system
- Forced, semi-dry sump
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-plate
Dimensions & weight
- Wheelbase
- 1435 mm
- Overall length
- 2120 mm
- Overall width
- 825 mm
- Overall height
- 1250 mm
- Seat height
- 925 mm
- Wet weight
- 128.0 kg
- Fuel capacity
- 8.00 litres
- Ground clearance
- 305 mm
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- High-tensile steel,box-section perimeter
- Front suspension
- 43mm inverted telescopic fork
- Rear suspension
- Uni-Trak® gas charged shock with piggyback reservoir with adjustable compression, rebound damping and spring preload
- Front wheel travel
- 284 mm
- Rear wheel travel
- 284 mm
- Rake (fork angle)
- 26.9°
- Trail
- 109 mm
Brakes & wheels
- Front brakes
- Single disc. Petal disc with a dual-piston caliper
- Front brakes diameter
- 270 mm
- Rear brakes
- Single disc. Petal disc with a singel-piston caliper
- Rear brakes diameter
- 240 mm
- Front tyre
- 80/100-21
- Rear tyre
- 100/100-18
Other
- Color options
- Lime Green
- Warranty
- 6
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 1999 | 2003 | 2008 | 2021 | 2023 | 2027 |
|---|---|---|---|---|---|---|
| Capacity | 292 cc | 292 cc | 292 cc | 292 cc | 292 cc | 292 cc |
| Dry weight | — | 105 kg | 106 kg | — | — | 120 kg |
| Seat height | — | 925 mm | 925 mm | 925 mm | 925 mm | 899 mm |
| Fuel capacity | — | 9.8 L | 9.8 L | 8 L | 8 L | 7.9 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Kawasaki KLX300R?
The 2021 Kawasaki KLX300R has a Capacity of 292.0 ccm (17.82 cubic inches).
What engine power does the Kawasaki KLX300R have?
The 2021 Kawasaki KLX300R has a Power of 24.4 HP (17.9 kW).
How many gears does the Kawasaki KLX300R have?
The 2021 Kawasaki KLX300R has a Gearbox of 6-speed.
What is the torque of the Kawasaki KLX300R?
The 2021 Kawasaki KLX300R has a Torque of 26.3 Nm (2.7 kgf-m or 19.4 ft.lbs) @ 7000 RPM.
How much does the Kawasaki KLX300R weigh?
The 2021 Kawasaki KLX300R has a Wet weight of 128.0 kg (282.2 pounds).
Shop this bike
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The 2021 Kawasaki KLX300R is a versatile and powerful off-road motorcycle that offers a smooth and responsive ride. With a 292cc liquid-cooled four-stroke engine, this bike has plenty of power to tackle any terrain. The lightweight chassis and long-travel suspension make it easy to maneuver over obstacles, while the electric start and six-speed transmission provide seamless control. The KLX300R also features aggressive styling and a comfortable seat, making it a great choice for both experienced and novice riders looking for an adrenaline-pumping off-road adventure.
Overall, the 2021 Kawasaki KLX300R is a solid choice for anyone in the market for an off-road motorcycle. Its powerful engine, responsive handling, and comfortable design make it a great option for riders of all skill levels. Whether you're hitting the trails or navigating through challenging terrain, the KLX300R is sure to deliver an exhilarating and enjoyable riding experience.
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