This STN X3 YB300R guide introduces the exact motorcycle shown in the supplied product material. FCDC Motor publishes this FCDC article so dealers and individual buyers can compare verified specifications, model fit, image evidence and quotation questions without mixing one STN model with another.
What defines the STN X3 YB300R?
The X3 combines a compact 2,050 mm chassis, 900 mm seat height and full 21/18-inch wheel layout with the air-cooled YB300R platform.
Specification snapshot
| Engine | LONCIN YB300R, single-cylinder, four-stroke, air-cooled |
|---|---|
| Displacement | 285.8 cc |
| Maximum power | 18 kW at 8,000 rpm |
| Maximum torque | 23 N.m at 6,000 rpm |
| Transmission | Manual five-speed, wet multi-plate clutch |
| Fuel delivery | Carburetor |
| Starting | Electric start |
| Final drive | Chain |
| Dimensions | 2,050 x 805 x 1,160 mm |
| Seat height | 900 mm |
| Ground clearance | 310 mm |
| Wheelbase | 1,360 mm |
| Tires | Front 80/100-21; rear 100/90-18 |
| Rims | Front 1.6 x 21; rear 2.15 x 18 |
| Brakes | Front and rear disc brakes |
| Suspension | Adjustable inverted front fork; hydraulic rear shock with central airbag |
| Fuel tank | 6.5 L |
| Net weight | 108 kg |
Buyer and dealer fit
It gives dealers a compact-chassis option for adult trail, farm and recreational buyers who still want full-size off-road wheels.
Use the specification as a shortlist tool, not as a road-legal, certification, top-speed or destination-compliance promise. Those items depend on the exact production configuration and local requirements.
How this model differs inside the STN range
Compare the X3 with the similarly sized X6 by engine and gearbox: X3 uses the 285.8 cc YB300R and five speeds, while X6 uses the 271.3 cc PR300 and six speeds.
Price, packing and order checks
The supplied STN source catalog lists a retail guidance price of US$1,860. This is not a live FCDC Motor FOB, freight or landed-cost quotation. Confirm the current configuration, quantity, destination, packing, spare parts and commercial terms before ordering.
- Confirm the exact model code, engine and current color or trim.
- State whether the request is one unit, a sample, a trial batch or dealer replenishment.
- Provide destination, shipping preference and packing requirement.
- Request the correct wear-parts and first-service package for this model.
- Check destination documents and local-use requirements before advertising road eligibility.
See the complete product image set
Open the STN X3 YB300R 285.8cc Gasoline Dirt Bike product page for the matched gallery and current quotation path. You can also compare the wider FCDC Motor gasoline dirt bike range.
Prepare a model-specific enquiry
Send FCDC Motor your target market, buyer profile, quantity and the exact STN X3 YB300R link. FCDC can then verify the current motorcycle, parts and commercial terms.