| Product Information | |
|---|---|
| Brand | Jasion |
| Name | RetroVolt YR20 |
| Price | $899 |
| Release Year | 2025 |
| Category | Fat Tire, High Performance |
| Motor | |
| Motor Type | Hub |
| Motor Position | Rear Hub |
| Power (Nominal) | 1000W |
| Power (Peak) | 2000W |
| Torque | 120 Nm |
| Assist Levels | 5 |
| Sensor Type | Unknown |
| Battery | |
| Battery Capacity | 960 Wh |
| Voltage | 48V |
| Amp-hours | 20 Ah |
| Battery Position | Downtube |
| Removable Battery | Yes |
| Max Range | 80 miles |
| Charge Time | 6 hrs |
| Speed & Class | |
| Class | Unknown |
| Top Assist Speed | 32 MPH |
| Throttle | Yes |
| Drivetrain | |
| Gears | 7 |
| Drive System | Chain |
| Derailleur | Shimano |
| Shifter | Trigger |
| Brakes | |
| Brake Type | Hydraulic Disc |
| Rotor Size (Front) | 180 mm |
| Rotor Size (Rear) | 180 mm |
| Frame & Geometry | |
| Frame Style | Step-Over |
| Sizes Available | One Size |
| Min Rider Height | 65" |
| Max Rider Height | 79" |
| Total Length | 66.5" |
| Min Handlebar Height | 45.3" |
| Max Handlebar Height | 45.3" |
| Max Seat Height | 33.5" |
| Wheelbase | 42.7" |
| Handlebar Width | 26.8" |
| Wheels & Tires | |
| Wheel Size | 20" |
| Tire Width | 4" |
| Tire Type | Fat |
| Puncture Protection | Yes |
| Suspension | |
| Front Suspension | Air |
| Rear Suspension | Coil |
| Seatpost Suspension | No |
| Dimensions & Weight | |
| Weight | 87 lbs |
| Weight Limit | 330 lbs |
| Components | |
| Display | LCD |
| App Compatible | No |
| Integrated Features | |
| Integrated Lights | Yes |
| Fenders | Yes |
| Rear Rack | No |
| Front Rack | No |
| Kickstand | No |
| Chain Guard | No |
| Walk Assist | No |
| Alarm | No |
| USB Charging | No |
| Bottle Cage Mount | No |
| Safety & Compliance | |
| IP Rating | IPX4 |
| Certifications | UL 2849 |
| Advanced Comparison | |
| Price vs. Weight | 10.33 $/lb |
| Price vs. Power (Nominal) | 0.9 $/W |
| Price vs. Power (Peak) | 0.45 $/W |
| Price vs. Torque | 7.49 $/Nm |
| Price vs. Battery | 0.94 $/Wh |
| Price vs. Range | 11.24 $/mile |
| Price vs. Assist Speed | 28.09 $/MPH |
| Price vs. Weight Limit | 2.72 $/lb |
| Price vs. Gears | 128.43 $/gear |
| Range vs. Weight | 0.92 mile/lb |
| Battery vs. Weight | 11.03 Wh/lb |
| Power vs. Weight | 11.49 W/lb |
| Torque vs. Weight | 1.38 Nm/lb |
jasionbike.com 
