SRPNT X3 Mid-Mounted PMSM Motorbike with TFT Display & Inverted Fork
Unleash the future of electric riding with the SRPNT X3, now available at arlingtonpowersports.com. Powered by a 72V 40Ah lithium battery and a PMSM mid-mounted motor, this advanced electric bike delivers a whopping 460Nm shaft torque, 90km/h top speed, and 320lb load capacity. Featuring premium-grade suspension, aluminum chassis, and forged construction, the SRPNT X3 brings precision control, durability, and serious off-road performance to riders who demand the best.
FEATURES
✔️ High-Efficiency PMSM Motor (98% Peak Efficiency)
✔️ 72V 40Ah LG Lithium Battery – 3.5 Hr Charging Time
✔️ Advanced FOC Controller with 3 Ride Modes (Eco, High, Sport)
✔️ Forged Aluminum Frame with 270mm Ground Clearance
✔️ Inverted Fork Suspension + KKE Linkage Rear Shock
✔️ TFT Speedometer, LED Headlight & Rear Light
✔️ Max Torque Output: 460Nm @1000RPM
✔️ Chain Drive Transmission with 13:51 Gear Ratio
✔️ USB Type-C Charging Port
✔️ 320lb Carrying Capacity

- Motor
- Motor Type: PMSM
- Mounting Position: Mid
- Weight / Motor External Diameter: 9.55kg / 155mm
- Motor Axial Length: 130mm
- Peak Efficiency: 98%
- Cooling Method: Air-Cooled
- Controller
- Controller Type: FOC
- Dimensions: 160mm x 142mm x 79mm
- Peak Efficiency: 98.50%
- Power Modes: Eco, High, and Sport
- Motor Power System
- Rated Voltage: 72V (DC)
- Rated Torque / Peak Torque: 95115Nm
- Motor Shaft Output Torque @ 1000RPM: 460Nm
- Rated Rotation Speed: 5400rpm
- Peak Efficiency: 97%
- Range of Efficiency (≥80): 3Nm - 45Nm
- Transmission
- Gear Ratio: 13:51
- Transmission: Motorcycle Chain & 428 Drive Chain
- Model: German Continental Brand, 8M CXA
- Electrical Components
- Horn: CQC
- Battery: 72V 40AH Lithium Battery with 176 LG Cells
- Battery Life Time: 500 Cycles
- Battery Charge Level: Integrated Battery LCD Display
- Charger: 9A
- Charging Time: 3.5 Hours
- USB Connection: Type C
- Speedometer: TFT
- LED Headlight & Rear Light: Yes
- Frame Details
- Chassis - Swing Arm Material: No.6061 T4&T6 Aluminum
- Chassis Construction Method: Forged by 3000 Tons of Pressure
- Chassis Surface & Color Processing: Baked Paint
- Front Suspension: Inverted Suspension Fork with 200mm Travel
- Rear Shock Absorber: KKE Suspension Link System
- Wheel Type & Size: Front/Rear :1.4-19 , 1.6-19 Alloy Hubs
- Dimensions
- Ground Clearance: 270mm
- Wheelbase: 1250mm
- Seat Height: 85cm
- Vehicle Dimensions: 1880mmX805x1130mm
- Drive
- Top Speed: 90km/h
- Net Weight: 73kg
- Rear Sprocket: 51T
- Side Stand: Yes with Kill Switch
- Battery Usage: 600 Uses
- Carry Capacity: 320lb