400cc Street Motorcycle with LED Headlight
This street motorcycle is equipped with a 400cc engine and a digital instrument panel. It features front and rear disc brakes and a robust suspension system for enhanced handling.





Technical Specifications
Overview
High-Performance 400cc Street Bike
The Alien Monster SK400-KG is a modern street motorcycle designed for urban agility and performance. Powered by a 377.7cc two-cylinder engine with a SOHC configuration and water cooling, it delivers a balanced 27KW of power. Featuring a distinctive trellis frame, LED lighting, and advanced suspension, this bike offers a premium riding experience for professional enthusiasts.
Engine & Performance
Key Performance Metrics
Fuel System
- Engine Configuration
- Two-cylinder, SOHC with balancer, 8 valves
- Displacement
- 377.7 ml
Transmission & Chassis
Transmission System
- 6-speed manual gearbox
- Wet multi-plate hydraulic slip clutch
- Final drive transmission
- Frame Construction
- Weaving tube (Trellis) frame
Suspension & Brakes
Suspension System
| Component | Type | Travel |
|---|---|---|
| Front | 37mm Upside Down Fork | 105mm |
| Rear | Mono-shock Absorber | 30mm |
Braking System
- Front: Single disc (300mm diameter)
- Rear: Single disc (240mm diameter)
Dimensions & Capacity
Physical Dimensions
| Measurement | Value |
|---|---|
| Overall L x W x H | 2050 x 775 x 1127 mm |
| Seat Height | 790 mm |
| Wheelbase | 1410 mm |
| Ground Clearance | 170 mm |
- Fuel Tank Capacity
- 19.5 L
- Dry Weight
- 175 kg
Wheels & Tires
- Tire Specifications
- Front: 110/70-17Rear: 150/60-17
Maintenance
Maintenance Specifications
- Oil Capacity: 2.3L
- Coolant Liquid: 1.3L
- Spark Plug: JH9RC (NGK)
- Battery: 12V10A
- Idling Speed: 1500r/min ± 150



