The engine is fixed with BOSUER featured engine cover engraved with MOJO logo as BOSUER upgrad parts.
J4 chassis is made of steel, formed parts and high strengthened steel pipe connect together orgnize the structure. For being a dural bike, J4 equipped with additional 6.5L fuel tank for distant travel, the fuel pumped from rear to main tank. The bike also fixed with passenger's foot rest and baggage bracket upon tail fender.
CB250 2-valve engine, 4-stroke, 5-speed, electric and kick start
Steel full size dirt bike frame with linkage, steel swing arm
Wheel: Front 21", rear 18"
Suspension: adjustable
Brake system: Mojo brake, 2 pistons of front brake, 1 pistion rear
Muffler & exhaust pipe: stainless steel exhaust pipe, alloy muffler body and nilon end
| ENGINE | Engine | ZS CB 223cc,air cooled,2-valve,E&kick start,5 gear |
| Bore X stroke(mm) | 69*62.2mm | |
| Expression rate | 8.3:1-8.9:1 | |
| Max Power | 12KW/7000rpm | |
| Max Torque | 17N.m/6000rpm | |
| Transmission | 5 speed | |
| Ignition | CDI | |
| Carburetor | PE28 | |
| Transmission | #520 chain, 13T/45T | |
| CHASSIS | Frame | High strengthened steel frame, structured & engineered by BSE |
| Swing Arm | High strengthened steel swing arm, 18inches | |
| Triple Clamp | Forged alloy | |
| Suspension | Front fork: 53/58.5-880mm, compression & rebound adjustment | |
| Rearshock： 480mm inner air bag, compression & rebound adjustment | ||
| Brake | Disc brake, 240/240mm disc | |
| Wheel | Forged alloy hub, 7 series alloy rim tire: 80/100-21 100/90-18 | |
| DIMENSIONS | Wheel Base | 1440mm |
| Seat Height | 920mm | |
| Clearance | 280mm | |
| Tank Capacity | 13L (with additional fuel tank) | |
| Dimession | 2100*810*1260 mm | |
| Net Weight | 112±1KG | |
| Gross Weight | 132±2KG | |
| Package Size | 1860*580*1080mm |
