China 107cc Air-Cooled Underbone Motorcycle with 4-Speed Semi-Automatic Transmission & Dual Start System for sale

107cc Air-Cooled Underbone Motorcycle with 4-Speed Semi-Automatic Transmission & Dual Start System

Price Negotiable

Price: Price negotiable

MOQ: 100

Delivery Time: 5-12 weeks

Brand: ZFYC

Product Description

107cc Air-Cooled Single-Cylinder Motorcycle

Designed for efficient urban transportation, this underbone motorcycle combines reliable performance with exceptional fuel economy. Perfect for daily commuting, school runs, and short-distance travel.

Engine Performance

107cc single-cylinder horizontal air-cooled engine
Precision bore and stroke: 52.4mm × 49.5mm
9.1:1 compression ratio for optimal power and efficiency
Maximum power: 5.2kW @ 8,000 rpm for quick acceleration
Maximum torque: 7.2 N*m @ 5,000 rpm for stable low-speed driving

Ignition & Starting System

CDI ignition system for quick, stable starts in all conditions
Dual start system: electric and kick start modes
12V, 8-pole, full-wave AC magneto for stable power supply

Transmission & Operation

4-speed semi-automatic clutch transmission
High-gear protection for enhanced safety
Easy operation - no frequent clutch squeezing required

Ideal for both new and experienced riders

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

Perfect for urban commuting, work travel, child pickup/dropoff, and short-distance trips. Provides efficient, worry-free transportation that easily navigates congested city traffic.