Scooters
2017KSR Sirion 50
23 fields on record
The 2017 KSR Sirion 50 is an entry-level automatic scooter ideal for new riders and urban commuters seeking affordable, fuel-efficient transportation. Its lightweight 92 kg frame, compact dimensions, and CVT automatic transmission make it exceptionally easy to handle in city traffic. Best known for reliability and low operating costs, the Sirion 50 excels as a practical first vehicle for casual riding.
- Capacity
- 49.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 92.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 3.9 HP (2.8 kW) @ 5750 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for short urban hops, errands, and light commuting at low speeds.
- Built for
- A humble, economical 50cc scooter that prioritizes simplicity, fuel efficiency, and easy city maneuverability over performance.
- Not ideal for
- Not suitable for highway riding, long-distance touring, carrying a passenger comfortably, or anyone seeking speed and power.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 49.0 ccm
- Power
- 3.9 HP (2.8 kW) @ 5750 RPM
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.0424 HP/kg (dry)
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Electric & kick
Transmission
- Transmission type
- Automatic
- Final drive
- Belt
Dimensions & weight
- Wheelbase
- 1280 mm
- Overall length
- 1840 mm
- Overall width
- 690 mm
- Overall height
- 1170 mm
- Dry weight
- 92.0 kg
- Fuel capacity
- 5.00 litres
- Seat height
- Not on record - add it
Chassis & suspension
- Front suspension
- Telescopic fork
- Rear suspension
- Monoshock
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 120/70-12
- Rear tyre
- 130/70-12
Other
- Color options
- White, Red, Grey, Black
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 | 2017 | 2018 | 2019 | 2020 | 2021 |
|---|---|---|---|---|---|
| Capacity | 49 cc | 49 cc | 49 cc | 49 cc | 50 cc |
| Dry weight | 92 kg | 92 kg | 95 kg | 95 kg | 95 kg |
| Fuel capacity | 5 L | 5 L | 5.5 L | 5.5 L | 5.5 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 KSR Sirion 50?
The 2017 KSR Sirion 50 has a Capacity of 49.0 ccm (2.99 cubic inches).
What engine power does the KSR Sirion 50 have?
The 2017 KSR Sirion 50 has a Power of 3.9 HP (2.8 kW) @ 5750 RPM.
How much does the KSR Sirion 50 weigh?
The 2017 KSR Sirion 50 has a Dry weight of 92.0 kg (202.8 pounds).
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