107cc Engine 4-Speed Semi-Automatic Underbone Motorcycle with Electric & Kick Start for Urban Commuting
107cc Engine 4-Speed Semi-Automatic Underbone Motorcycle with Electric & Kick Start for Urban Commuting
Key Attributes
Brand Name:ZFYC
Model Number:KY-R
Place of Origin:CHINA
Minimum Order Quantity:100
Price:Price negotiable
Supply Ability:3000Unit/Month
Delivery Time:5-12 weeks
Payment Terms:L/C,T/T
Standard Packaging:CKD,SKD,CBU
Product Summary
Equipped with a CB single-cylinder 4-stroke air-cooled engine, the 107cc displacement accurately delivers a maximum power of 5.2kW and a peak torque of 7.0N·m. The low-rev high-torque feature is suitable for urban commuting and short-distance trips, with quick start and smooth acceleration. Air...
Product Details
Highlight:
107cc underbone motorcycle urban commuting
,4-speed semi-automatic motorcycle electric start
,kick start underbone motorcycle for city
Colors:
Available In Multiple Colors
Engine Displacement:
Multiple Displacements Available
Product Description
Detailed Specifications & Features
Equipped with a CB single-cylinder 4-stroke air-cooled engine, the 107cc displacement accurately delivers a maximum power of 5.2kW and a peak torque of 7.0N·m. The low-rev high-torque feature is suitable for urban commuting and short-distance trips, with quick start and smooth acceleration. Air-cooled heat dissipation combined with pressure & splash lubrication system features simple structure and durability, reducing failure risks, balancing economy and reliability, and easily adapting to various daily riding scenarios.
| Overall Length | 1910 mm | |||
| Overall Width | 690 mm | |||
| Overall Height | 1130 mm | |||
| Wheelbase | 1260 mm | |||
| Seat Height | 850 mm | |||
| Footpeg Height | 120 mm | |||
| Curb Weight | 95 kg | |||
| Max Load | 150 kg | |||
| Front Suspension | Telescopic Hydraulic Fork | |||
| Rear Suspension | Single/Double Swing Arm, Shock Absorber | |||
| Front Tire | 2.50-17 | |||
| Rear Tire | 2.50-17 | |||
| Front Brake | Disc | |||
| Rear Brake | Drum | |||
| Fuel Tank Capacity | 4 L | |||
| Engine Type | CB, Single-cylinder, 4-Stroke, Air-Cooled | |||
| Cylinder Arrangement | Horizontal | |||
| Bore × Stroke | 52.4 × 49.5 mm | |||
| Displacement | 107 cc | |||
| Max Power | 5.2 kW @ 7500 rpm | |||
| Max Torque | 7.0 N·m @ 6000 rpm | |||
| Max Speed | 80 km/h | |||
| Compression Ratio | 9.2:1 | |||
| Lubrication System | Pressure & Splash | |||
| Cooling System | Air-Cooled | |||
| Engine Dry Weight | 21 kg | |||
| Fuel Supply Type | Carburetor | |||
| Clutch Type | Multi-plate Wet, Automatic | |||
| Transmission | Chain Drive | |||
| Primary Drive Ratio | 4.059 | |||
| Final Drive Ratio | 2.571 | |||
| 1st Gear Ratio | 2.883 | |||
| 2nd Gear Ratio | 1.705 | |||
| 3rd Gear Ratio | 1.238 | |||
| 4th Gear Ratio | 0.958 | |||
| Gear Shift Pattern | 1-2-3-4, sequential | |||
| Ignition System | CDI | |||
| Starting System | Kick & Electric Start | |||
| Charging System | 12V, Single Phase, 8-pole | |||
| Regulator/Rectifier | Full-Wave | |||
Custom motorcycle orders accepted
Wholesale from Factory
Overall Rating
4.7
Based on 50 reviews recently
Rating Snapshot
5
67%
4
33%
3
0
2
0
1
0
All Reviews
K
May 7.2026
This is a classic underbone motorcycle. It is lightweight and convenient, perfect for short-distance daily travel.
B
May 5.2026
This model looks great with a storage box, and it also boasts excellent storage and loading capacity.
L
May 4.2026
This model looks absolutely stunning，Its appearance is somewhat similar to racing motorcycles.
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