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J1 is a full size bike of BOSUER dirt bike series. It is equipped with ZS CBS300 engine, water cooled, with internal balance shaft. The engine power is 18.5kw at 8500rpm, 4 valves. The bike is designed for dural popures.




ZS CBS 300cc,water cooled,4-valve,inner balance crank shaft, E&kick start,5 gear


Chassis is one of BOSUER full size steel frame with linkage, formed steel parts and strengthened steel pipe structured together making the whole bike  solid enough not only for dural popurse but also for competition.

Swing arm, triple clamp, linkage are in alloy material to reduce weight of whole bike maximally.

The suspenssion are adjustable both front and rear.Brake sysytem are deisgned by BOSUER exclusively with MOJO logo as upgrade parts of the bike.



Engine: ZS CBS300S 4-valve engine, 4-stroke, internal balance shaft, 6-speed, electric start

Frame: steel full size dirt bike frame with linkage, alloy swing arm

Wiel: voor 21", agter 18"

Vering: verstelbaar

Remstelsel: Mojo-rem, 2 suiers van voorrem, 1 suier agter

Muffler: stainless steel

ENGINE Motor Type: ZS CBS 300cc,water cooled,4-valve,inner balance crank shaft, E&kick start,5 gear
Bore X Stroke: 74 x 65 mm
Kompressietempo: 10.7: 1-11.3: 1
Maksimum krag: 18.5kw / 8500rpm
Max Draaimoment: 23Nm / 7000rpm
Valve System: 5-spoed
Ontsteking: CDI
Koolhidrate: Carburetor PWK34
Rat verhouding #520 chain, 13T/49T
ONDERSTEL Frame High strengthened steel frame, structured & engineered by BSE
Swaaiarm High strengthened alloy swing arm, 18inches
Drievoudige klem Gesmee legering
opskorting Front fork:53/58.5-910mm, compression & rebound adjustment
Rear shock:480mm external air bag, compression & rebound adjustment
Brake Disc brake, 240/240mm disc
Wheel CNC alloy hub, 7 series alloy rim, tire: 80/100-21 140/90-18
DIMENSIES Maksimum laai 90kg
tenk se kapasiteit 6.5L
Wielbasis 1450mm
Seat Hoogte 920mm
klaring 290mm
Afmeting 2120 * 820 * 1240mm
Netto gewig 117 ± 1 kg
Pakket Grootte 1860 * 580 * 1080mm
Van gewig 138 ± 1 kg

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