Naked Motorcycles
2019Aprilia STX 150
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The 2019 Aprilia STX 150 is a small adventure-styled bike sold in New Zealand. Its air-cooled 149cc single makes 11.9 hp and 12 Nm through a six-speed gearbox and chain. A 780 mm seat makes it easy for new riders on roads and light trails.
- Capacity
- 149.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Dry weight
- Not on record
Know it? Add it → - Seat height
- 780 mm
- Power
- 11.9 HP (8.8 kW)
What’s new for the 2019 Aprilia STX 150
vs the 2018| Spec | 2018 | 2019 |
|---|---|---|
| Torque | — | 12.0 Nm (1.2 kgf-m or 8.9 ft.lbs) @ 7500 RPM |
| Seat height | — | 780 mm (30.7 inches) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Designed as a basic, affordable allround commuter for everyday transport rather than performance riding.
- Built for
- A humble, air-cooled single-cylinder workhorse that prioritizes simplicity, reliability, and low running costs over excitement.
- Not ideal for
- Not suitable for riders wanting strong acceleration, highway touring comfort, or serious off-road capability.
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
- 149.0 ccm
- Power
- 11.9 HP (8.8 kW)
- CO2 Emissions
- 3 CO2 g/km
- Torque
- 12.0 Nm (1.2 kgf-m) @ 7500 RPM
- Engine type
- Single, four-stroke
- Bore x stroke
- 62.0 x 49.5 mm
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Electric
- Valves per cylinder
- 2
- Lubrication system
- Dry sump
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multi-plate in oil bath.
Dimensions & weight
- Wheelbase
- 1330 mm
- Overall length
- 2000 mm
- Overall width
- 760 mm
- Seat height
- 780 mm
- Fuel capacity
- 18.00 litres
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Steel spar
- Front suspension
- Hydraulic forks
- Rear suspension
- Twin shock with adjustable spring preload.
- Front wheel travel
- 110 mm
- Rear wheel travel
- 122 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 240 mm
- Rear brakes
- Expanding brake (drum brake)
- Rear brakes diameter
- 104 mm
- Front tyre
- 90/90-17
- Rear tyre
- 110/80-17
Other
- Color options
- Black, yellow
- Comments
- Sold in New Zealand.
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 | 2016 | 2017 | 2018 | 2019 | 2020 |
|---|---|---|---|---|---|
| Capacity | 149 cc | 149 cc | 149 cc | 149 cc | 149 cc |
| Seat height | — | — | — | 780 mm | 780 mm |
| Fuel capacity | 18 L | 18 L | 18 L | 18 L | 18 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 Aprilia STX 150?
The 2019 Aprilia STX 150 has a Capacity of 149.0 ccm (9.09 cubic inches).
What engine power does the Aprilia STX 150 have?
The 2019 Aprilia STX 150 has a Power of 11.9 HP (8.8 kW).
How many gears does the Aprilia STX 150 have?
The 2019 Aprilia STX 150 has a Gearbox of 6-speed.
What is the torque of the Aprilia STX 150?
The 2019 Aprilia STX 150 has a Torque of 12.0 Nm (1.2 kgf-m or 8.9 ft.lbs) @ 7500 RPM.
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