YKF-7

Engine Type4-Stroke, Built-in Balance Shaft, NC300S, Single cylinder, Water-cooled
Displacement (cc)250CC
Max Power (kW/rpm)25kW/9000rpm
Max Torque (N.m/rpm)27N.m/7000rpm
Start ModeElectric / Kick Start
SKU: YKF-7 Category:
Brand: YKF MOTO

$3,850.00

Quantity Price Discount
1-4 $3,850.00 $0.00
5-50 $3,003.00 22%
51+ $2,849.00 26%
Secure B2B Order Process

Orders are confirmed by quotation and Proforma Invoice. T/T, L/C for qualified bulk orders, and Alibaba trade assurance are available upon request.

Pre-Shipment Quality Check

Each vehicle is inspected before shipment. Photos, videos, packing details, commercial invoice, and packing list can be provided.

Technical Specification
Engine Type
4-Stroke, Built-in Balance Shaft, NC300S, Single cylinder, Water-cooled
Displacement (cc)
250CC
Bore*Stroke (mm)
77x53.6mm
Valve Train
4-Valve, SOHC
Max Power (kW/rpm)
25kW/9000rpm
Max Torque (N.m/rpm)
27N.m/7000rpm
Compression Ratio
11.6:1
Engine Oil Capacity
1100ML
Start Mode
Electric / Kick Start
Fuel Supply Method
Carburetor FCR38
Ignition Method
DC-CDI
Transmission
International 6-Speed
Final Drive
#520 Chain 13T-52T
Frame
All aluminum alloy frame
Swing Arm
High strength aluminum alloy
Handlebar
7 Series Aluminum Alloy Tapered Handlebar
Front Suspension
54/60-950mm Adjustable Up and Down
Rear Suspension
480mm External Airbag, Up and Down Adjustable
Front Rim
1.6x21 7 Series Aluminum Alloy Rim
Rear Rim
2.15x18 Aluminum Alloy Wheels
Front Brake
260mm Disc Brake, Dual Piston
Rear Brake
240mm Disc Brake, Single Piston
Front And Rear Wheels
CNC Aluminum Alloy Forged Hub
Front Tire
80/100-21
Rear Tire
110/100-18
Wheelbase (mm)
1450mm
Seat Height (mm)
940mm
Ground Clearance (mm)
290mm
Max Loading (kg)
90kg
Dimensions And Weight
2170x820x1270mm 117kg
Fuel Tank Capacity (L)
6.5L
Lights
Optional
Quality Inspection
    Sourcing
  1. 01AP

    Accessories Purchase

    Vetted-supplier sourcing of frames, engines, drivetrain & electricals with full traceability.

  2. 02IQC

    Incoming Quality Control

    AQL sampling on every inbound lot; non-conforming parts rejected and returned.

  3. Production
  4. 03PA

    Product Assembly

    Torque-controlled assembly lines with station-level checklists for ATV, UTV, dirt & pit bikes.

  5. 04PQC

    Process Quality Control

    In-line inspection at critical stations; defects routed back to assembly for rework.

  6. 05FP

    Finished Product

    Engine run-in, brake, lighting, throttle and road-test verification on each unit.

  7. 06OQC

    Outgoing Quality Control

    Pre-shipment AQL audit per ANSI/ASQ Z1.4; any failure loops back to assembly.

  8. Dispatch
  9. 07FW

    Finished Goods Warehousing

    Climate-controlled storage, serialized bin locations and FIFO dispatch queue.

  10. 08PS

    Packing & Shipping

    Export-grade crating, fumigation, container loading plans and BL documentation.

Closed-loop rework

When PQC or OQC detects a non-conformity, the affected unit is routed back to Product Assembly with a traceable defect ticket. Nothing moves forward until it passes — zero-escape to our customers.