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K4
250cc4-stroke1 cylAir-cooledElectric start
About the K4
An affordable full-size trail bike with an air-cooled 250cc SOHC single and 21/18-inch wheels, a step up from the K2 for recreational riders.
- Family
- K Series
- Model years
- 2024 – present
- Also known as
- Kayo K4
Generations
2024 – present
K4CurrentOne generation until research dates a platform change.
- Engine
- 250cc
- Cooling
- Air-cooled
- Starter
- Electric start
- Gearbox
- 5-speed
- Fuel
- Carburettor
Year specs
- Engine
- 250 cc
- Bore × stroke
- 72 × 61.4 mm
- Cooling
- Air-cooled
- Starter
- Electric start
- Gearbox
- 5-speed
- Fuel system
- Carburettor
- Horsepower
- 19 hp
- Torque
- 18 N·m
- Dry weight
- 116 kg
- Wet weight
- —
- Seat height
- 925 mm
- Ground clearance
- 275 mm
- Wheelbase
- 1455 mm
- Fuel capacity
- 7.5 L
- MSRP
- —
Kayo K4: 249.9cc SOHC air-cooled, electric start, 5-speed, carburettor, 14 kW (19 hp) @ 8,500 rpm, 18 Nm @ 6,500 rpm, 115.5 kg dry. US dealers list a 2026 K4 at $3,849 (not fetched). Kayo's global page gives no model year; filed as the current year at fetch time (October 2026).
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