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21HP 6-Speed Four-Stroke Off-Road Motorcycle with Balance Shaft

Factory Line

Every unit undergoes full-process quality control and is individually inspected before shipment. Our in-house production scheduling keeps lead times reliable and allows flexible handling of urgent orders. As a source factory selling direct, we eliminate middleman markups while ensuring fast, responsive after-sales service.

Price

Price varies with configuration, order quantity, and destination port. Contact us for a quote tailored to your order.

MOQ

10

Trade & Cooperation

Lead Time
15 days
Payment
T/T, L/C, Credit Card, PayPal, Western Union, Escrow
Monthly Capacity
1000 units/month
Port
Major China ports (shipped from the nearest)
Packing
Packaging: Individually packed Loading capacity: 20GP: 30 units 40GP: 70 units 40HQ: 105 units
  • 21HP 6-speed four-stroke engine with balance shaft design dramatically reduces vibration for a smoother, more comfortable ride on long hauls — cutting rider fatigue and lowering after-sales complaints
  • High-compression engine with precision carburetor delivers strong, stable power output, easily handling steep climbs, gravel, sand, and muddy off-road terrain
  • 13L high-capacity fuel tank paired with a fuel-efficient four-stroke engine delivers outstanding range, minimizing refueling stops for extended off-road adventures
  • Front and rear dual-piston disc brakes with professional off-road tires provide responsive braking and superior grip, ensuring safer handling on challenging terrain and reducing the risk of unexpected downtime
  • 13 L fuel tank: fewer refueling stops on long rides, easier range planning.
  • Wheelbase 1385 mm, seat height adjustable 910-940 mm: easier to find a suitable riding position for different heights.
  • Front suspension 51-54-880 mm, single-adjustable: one knob to adjust, simpler routine setup.

Specifications

ModelCQR-PR300
MotorFour-stroke, air-cooled, SOHC, 2-valve, with balance shaft.
Motor ModelPR300(175FMN)
Bore*Stroke (mm)74*61.4*151.5CM
Maximum Power17 kW (21 HP) / 8000 RPM
Gear6-Speed (1-N-2-3-4-5-6)
TireFront tire: 90/90-21, Rear tire: 120/90-18
Fuel Tank Capacity (L)13L
Fuel Supply MethodNIBBI PE30 Carburetor
Front Shock Absorber51-54-880MM Single Adjustable
Rear Shock Absorber:Dual mounting hole spacing: 395 mm / 375 mm
Overall Dimensions (L×W×H mm)2050 × 810 × 1210 mm
Wheelbase1385MM
Seat Height910mm/940mm
Packaging Dimensions (mm)1540*435*830
Complete Vehicle Net Weight / Packed Weight121 kg / 139 kg
Packing & LoadingPackaging: Individually packed Loading capacity: 20GP: 30 units 40GP: 70 units 40HQ: 105 units

* Specifications are theoretical values under standard test conditions; actual performance may vary with load, terrain, temperature and usage. Specifications are subject to change without notice.

Product Details

Powered by a four-stroke air-cooled single-cylinder engine with a built-in balance shaft for effective vibration suppression. Delivering 21HP maximum power combined with a 10:1 compression ratio for strong, stable, vibration-free performance. Equipped with a PE30 carburetor for precise fuel delivery and improved combustion efficiency.

The main and sub frames are constructed from seamless steel tubing, providing high load-bearing capacity and impact resistance under extreme off-road conditions. Fitted with a forged steering stem and 6061 aluminum alloy handlebars for stable, durable handling. CNC-machined aluminum alloy folding levers fold up to 270° for convenient protection and storage.

Front and rear dual-piston caliper disc brakes deliver responsive braking performance, paired with 90/90-21 and 120/90-18 off-road tires for excellent traction. The front suspension (51-54-860mm) and rear suspension (395mm) are both fully adjustable, adapting flexibly to varied terrain.

A 13L large-capacity fuel tank supports long-distance off-road riding with fewer refueling stops. LED headlight and instrument panel provide clear illumination and real-time riding information. Built-in rear carrier and hand guards cover both off-road performance and cargo-carrying needs.

OEM/ODM customization services available.

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