Electric bikes combine a conventional bicycle frame with an integrated motor and battery system, placing them at the intersection of cycling, consumer electronics, and urban transport. Choosing the right e-bike means matching motor type, battery capacity, frame style, and drivetrain to your actual use — commuting, cargo, recreation, or off-road — because no single configuration wins every scenario. The most important insight for new buyers: advertised range is measured under ideal lab conditions and real-world mileage can be 30–50% lower depending on rider weight, terrain, assist level, and temperature, so always buy more battery than you think you need.
What This Cheat Sheet Covers
This topic spans 17 focused tables and 136 indexed concepts. Below is a complete table-by-table outline of this topic, spanning foundational concepts through advanced details.
Table 1: E-Bike Classifications and Legal Framework
The three-class system is the dominant regulatory framework in 36 U.S. states plus Washington D.C., defining where you can ride and whether helmets or licenses apply. Class determines trail access, bike-path eligibility, and — critically — safety recall obligations, so verifying your bike's class label before purchase prevents legal surprises.
| Type | Example | Description |
|---|---|---|
Trek FX+ 1, Specialized Turbo Vado SL | Pedal-assist only, motor cuts off at 20 mph; most widely permitted on bike paths, rail trails, and National Park Service routes; no throttle allowed. | |
Rad Power RadWagon 5, Lectric XP4 | Has a throttle for motor-only propulsion up to 20 mph plus pedal assist; generally same path access as Class 1 but some jurisdictions restrict throttle use on bike paths. | |
Aventon Level 3, Specialized Turbo Vado 5.0 | Pedal-assist up to 28 mph; requires a speedometer; riders must be 16+ in most states; helmet mandatory in California; generally prohibited on Class 1 multi-use trails. | |
Stromer ST5, Riese & Müller Superdelite | EU category for pedal-assist up to 45 km/h (28 mph); treated as a moped — insurance, registration, license plate, and helmet are mandatory; prohibited on bicycle paths in most EU countries. |