Description
Motor & Performance
- Motor Type: Carbon fiber sleeve motor integrated with inverter
- Nominal Voltage: 360 V
- Power Output:
- Standard: 60 HP (≈ 44.7 kW)
- Alpha: 80 HP (≈ 59.7 kW)
- Countershaft Torque: 275 Nm (≈ 203 lb-ft)
- Rear Wheel Torque: 938 Nm (≈ 692 lb-ft)
- Efficiency: 95% over most of the power range
- Power-to-Weight Ratio: 9 HP per kg (≈ 4.08 HP per lb)
- Cooling System: Water-cooled aluminum motor casing
- Motor Weight: 10 kg (≈ 22 lbs)
- Battery & Charging
- Battery Capacity: 7.2 kWh
- Battery Type: Stark’s proprietary lithium-ion system in a magnesium alloy IP69K casing
Range: Up to 6 hours trail riding
Charging Time: 1–2 hours with 3.3 kW charger
Battery Weight: Approx. 32 kg (≈ 70.5 lbs)
Dimensions & Weight: Bike Weight: 118 kg (≈ 260 lbs), including battery
Seat Height: Fully Extended: 99.0 cm (≈ 39.0 in), With Static SAG: 96.6 cm (≈ 38.0 in)
Ground Clearance: Fully Extended: 37.5 cm (≈ 14.76 in), With Static SAG: 34.5 cm (≈ 13.58 in)
Wheelbase: 148 cm (≈ 58.3 in)
Suspension
- Front Suspension: 48 mm KYB fork, 310 mm travel
- Rear Suspension: KYB monoshock, 310 mm travel
- Suspension Tuned For: Rider weight from 65 kg to 100 kg (≈ 143 to 220 lbs)
Brakes & Tires
- Front Brake: 260 mm Galfer disc with Brembo twin-piston caliper
- Rear Brake: 220 mm Galfer disc with Brembo single-piston caliper
- Front Tire: 90/90-21
- Rear Tire: 140/80-18 (MX) or 120/100-18 (enduro option)
- Rims: 7050 T6 aluminum
- Chain: RK MXU UW-ring 520
- Rear Sprocket: 7075 T6 aluminum
Chassis
- Frame: Lightweight chromoly steel with carbon subframe
- Motor Used as Structural Member: Yes
- Electronics
- Ride Modes: 100+ customizable via “Stark VARG Phone” (removable Android display)
Features:
- Traction control
- Engine braking control
- Virtual flywheel effect
- Real-time telemetry and ride logs
- Over-the-air updates
- Water/Dust Resistance: IP69K
Warranty
- Bike & Battery: 2-year manufacturer warranty
Suspension
- KYB Suspension: Factory assembled KYB suspension
- Fork: Closed cartridge AOS 48mm (approximately 1.89 inches)
- Shock: 50/16mm with triple adjuster (approximately 1.97/0.63 inches)
Key Differences Between MX1.2 and EX
- Weight: EX is heavier at 120 kg (264 lbs) compared to MX at 118 kg (260 lbs).
- Torque: EX has higher torque at 1036 Nm (764 lb-ft) compared to MX at 938 Nm (692 lb-ft).
- Battery Capacity: EX has a larger battery at 7.2 kWh compared to MX at 6.5 kWh.
- Tires: EX uses a 140/80-18 rear tire, while MX offers options of 110/90-19 or 120/100-18.
- Ground Clearance and Seat Height: EX has slightly higher ground clearance and seat height compared to MX.
These differences reflect the EX’s optimization for endurance and road-legal use, while the MX is tailored for motocross performance.
