Street Legal 107cc Underbone Motorcycle with 150mm Ground Clearance and 4-Speed Semi-Automatic Transmission
The chain drive mode has been professionally tuned, with high transmission efficiency, small wear and long service life. It can maintain good transmission performance with regular lubrication and maintenance, reducing maintenance costs. The front and rear wheel hubs are made of high-quality materials, with strong toughness and impact resistance, which can cope with the impact of complex road conditions and are not easy to deform or damage; the tubeless tires are wear-resistant and durable, with strong puncture resistance, reducing the risk of tire blowout, and their service life is far longer than that of ordinary tires. The maintenance-free gel battery does not require frequent charging and maintenance, has a long service life, and avoids the trouble and cost of frequent battery replacement. In addition, the overall assembly process of the vehicle is exquisite, the parts are closely connected, and the stability is strong. There will be no loosening, abnormal noise and other problems even after long-term use. It is durable and reliable, allowing you to ride without worries every time.
| Item | Specification | |||||||
| Engine Type | Single-cylinder, horizontal, air-cooled | |||||||
| Bore × Stroke | 52.4 mm × 49.5 mm | |||||||
| Displacement | 107 cc | |||||||
| Compression Ratio | 9.1 : 1 | |||||||
| Max. Power | 5.2 kW @ 8,000 rpm | |||||||
| Max. Torque | 7.2 N·m @ 5,000 rpm | |||||||
| Ignition System | CDI | |||||||
| Starting System | Electric & kick start | |||||||
| Magneto | 12V, 8-pole, full-wave AC | |||||||
| Transmission | 4-speed, semi-automatic clutch (with high-gear protection) | |||||||
| Final Drive | Chain drive | |||||||
| 1st Gear | 3.273 | |||||||
| 2nd Gear | 1.938 | |||||||
| 3rd Gear | 1.35 | |||||||
| 4th Gear | 1.043 | |||||||
| Primary / Final Reduction Ratio | 4.059 / 2.714 | |||||||
| Front Suspension | Telescopic hydraulic fork | |||||||
| Rear Suspension | Dual shock absorbers | |||||||
| Front Brake | Disc brake | |||||||
| Rear Brake | Drum brake | |||||||
| Front Tire | 2.50-17 tubeless tire (optional: deep tread tire) | |||||||
| Rear Tire | 2.75-17 tubeless tire (optional: deep tread tire) | |||||||
| Front Wheel | Spoked wheel (optional aluminum wheel) | |||||||
| Rear Wheel | Spoked wheel (optional aluminum wheel) | |||||||
| Rear Carrier | Optional rear carrier / large rear carrier | |||||||
| Center Carrier | Optional | |||||||
| Overall Dimensions (L × W × H) | 1940 × 720 × 1130 mm | |||||||
| Wheelbase | 1250 mm | |||||||
| Seat Height | 770 mm | |||||||
| Ground Clearance | 150 mm | |||||||
| Net Weight | 95 kg | |||||||
| Max. Load Capacity | 150 kg | |||||||
| Max. Speed | 75 km/h | |||||||
| Climbing Ability | ≥ 12° | |||||||
| Fuel Tank Capacity | 3.1 L | |||||||
| Helmet Box Capacity | Full-face helmet | |||||||
| Headlight | LED lens type, 12V 8W (low beam) / 12W (high beam) | |||||||
| Taillight | LED 1.2W (brake) / 1.2W (position) | |||||||
| Front Turn Signals | Dynamic indicators, halogen 10W / LED 0.8W | |||||||
| Rear Turn Signals | Dynamic indicators, halogen 10W / LED 0.8W | |||||||
| Logo Light | 0.3W | |||||||
| Battery | 12V 5Ah, maintenance-free gel battery | |||||||
| USB Charger | USB, 2A | |||||||
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