| Specification | Data |
|---|---|
| Model | LIVEWIRE ONE – ELW |
| Production Years | 2020–Present |
| Gearcase Lubricant | Screamin’ Eagle Synthetic 75W-90 (0.25 L) |
| Front Tire | 120/70 ZR 17 |
| Rear Tire | 180/55 ZR 17 |
| Battery (12V) | Part No. 66000171 |
| Spark Plugs | Not Applicable (Electric) |
A pivotal moment in motorcycling history occurred when Harley-Davidson launched the LiveWire project. A unique engineering highlight of the Revelation™ powertrain is its longitudinal orientation. Unlike traditional transverse layouts, this design allows the motor to be positioned lower in the frame, significantly reducing the center of gravity and enabling the use of a spiral-bevel gearset that produces the bike’s signature “turbine” sound—a sound specifically engineered to provide acoustic feedback to the rider in the absence of an internal combustion engine.
Technical Review: The Revelation™ Powertrain
The LIVEWIRE ONE – ELW represents the pinnacle of American electric performance. The Internal Permanent Magnet (IPM) motor is liquid-cooled, sharing a thermal management system with the inverter. This ensures consistent power delivery even under aggressive riding conditions. Unlike many competitors, the ELW utilizes a sophisticated cast aluminum frame that uses the battery housing as a stressed member, providing exceptional torsional rigidity.
Maintenance & Service Specifications
While electric motorcycles require significantly less maintenance than their ICE counterparts, the LIVEWIRE ONE still demands precise attention to its mechanical components to ensure longevity and safety.
1. Gearcase Lubrication
The reduction gearset is the heart of the ELW’s drive system. It requires 0.25 Liters of Screamin’ Eagle Synthetic 75W-90 Gearcase Lubricant. This fluid should be inspected regularly for metallic debris, which can indicate premature wear of the bevel gears.
2. Chassis and Tires
Handling precision is highly dependent on tire health. The ELW utilizes a 120/70 ZR 17 front and a 180/55 ZR 17 rear. For optimal range and cornering stability, maintain pressures at 2.48 bar (36 psi) for the front and 2.90 bar (42 psi) for the rear. Given the instant torque of 84 ft-lb, rear tire wear should be monitored every 2,500 miles.
3. Electrical Systems
The high-voltage RESS (Rechargeable Energy Storage System) is the primary power source, but the motorcycle relies on a 12V auxiliary battery (Part 66000171) to power the IMU, lights, and TFT display. Ensure the 12V system is maintained with a compatible lithium-ion tender if stored for extended periods.
FAQ: Expert Insights
Q: Does the LiveWire ONE have a transmission?
A: It uses a single-speed reduction gearset rather than a multi-speed transmission, providing seamless acceleration from 0 to top speed.
Q: How often should the coolant be changed?
A: The liquid cooling system for the motor and inverter typically requires inspection every 10,000 miles, with a full flush recommended every 5 years or 50,000 miles depending on usage intensity.
Q: Can I use standard gear oil?
A: MotoSpecsLab recommends only the specified Screamin’ Eagle 75W-90 Synthetic to ensure compatibility with the seal materials and the high-speed shear requirements of the Revelation™ motor.