Jianshe Knight JS125 6A - Specifications & Review

Knight JS125 6A

Article Complete Info

Articleid407123
CategorySport
MakeJianshe
ModelKnight JS125 6A
Year2008

Chassis, Suspension, Brakes & Wheels

FrontbrakesSingle disc
RearbrakesExpanding brake (drum brake)

Engine & Transmission

Borexstroke54.0 x 54.0 mm (2.1 x 2.1 inches)
ClutchWet type,muti plate,hand operation
Compression10.0:1
CoolingsystemAir
Displacement123.00 ccm (7.51 cubic inches)
EnginedetailsSingle cylinder, four-stroke
FuelsystemCarburettor
Gearbox5-speed
IgnitionCDI
Torque8.00 Nm (0.8 kgf-m or 5.9 ft.lbs) @ 5500 RPM
TransmissiontypefinaldriveChain

Other Specifications

ColoroptionsRed
StarterElectric & kick

Physical Measures & Capacities

Dryweight127.0 kg (280.0 pounds)
Fuelcapacity17.00 litres (4.49 gallons)
Groundclearance160 mm (6.3 inches)
Overallheight1,140 mm (44.9 inches)
Overalllength1,980 mm (78.0 inches)
Overallwidth745 mm (29.3 inches)
Seatheight775 mm (30.5 inches) If adjustable, lowest setting.

About Jianshe

Country of Origin: China
Founder: Jianshe Industries (state-linked; Chongqing)
Best Known For: High-volume commuters and partnerships (including with Yamaha) for quality uplift

Company History

Jianshe’s footprint spans civilian commuters, utility machines, and defense manufacturing capacity. Its joint ventures—most notably with Yamaha—brought process control, supplier vetting, and documentation practices that raised product consistency and safety. On the street, Jianshe-badged 100–200 cc machines do the invisible work of mobility: delivery service, school runs, and rural trips where bus schedules fail. The company’s export partners tailor suspension, tires, and lighting to local realities, and maintain spares that keep uptime high. Over the last decade Jianshe’s EFI, loom sealing, and braking packages have improved markedly, reflecting regulatory pressure and joint-venture learning. Historically, Jianshe is a case study in industrial evolution: state factories becoming competitive consumer-goods producers through partnership and volume. For riders, the benefit is practical—a new bike that starts reliably and gets cheap parts, the kind of quiet progress that changes daily life.

Other Years

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