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The explainers we wish existed when we bought our first ebike. How the classes work, what the specs mean, and which numbers on the box are marketing.

55 explainers Zero jargon tolerance
Start here before you buy anything.

Classes and the law

photo: three ebikes side by side, class badges visible
Explainer

Ebike Classes Explained: Class 1, 2, and 3

The three-class system decides where you can legally ride. Here is what each class means in plain English.

Updated Jul 30, 2026 · 11 min read
photo: class 1 ebike on a paved bike path
Explainer

Class 1 Ebikes: The Pedal-Assist Standard

Pedal assist only, 20 mph cutoff, and the widest trail access of any ebike class.

Updated Jul 30, 2026 · 10 min read
photo: rider thumbing a throttle at a stoplight
Explainer

Class 2 Ebikes: Throttle Power Explained

A throttle you can use without pedaling, capped at 20 mph. The most common class sold in the US.

Updated Jul 30, 2026 · 10 min read
photo: commuter ebike in traffic, morning light
Explainer

Class 3 Ebikes: The 28 MPH Commuter Class

Faster assist for road commuting, with tighter rules about where you can ride it.

Updated Jul 30, 2026 · 10 min read
photo: close-up of thumb throttle on handlebar
Explainer

Throttle Ebikes: How They Work and Where They Are Legal

Thumb, twist, and half-twist throttles compared, plus the rules that decide where you can use one.

Updated Jul 30, 2026 · 9 min read
photo: rider coasting with feet on pedals
Explainer

Do You Have to Pedal an Electric Bike?

The honest answer depends on the class you buy, and on how far you want to get.

Updated Jul 30, 2026 · 8 min read
photo: ebike in a painted bike lane, city traffic
Explainer

What Makes an Electric Bike Street Legal?

The four tests a bike has to pass, and what happens to the ones that fail them.

Updated Jul 30, 2026 · 11 min read
photo: bike path signage showing ebike class restrictions
Reference

Ebike Laws by State

Which states adopted the three-class system, which did not, and where the rules still diverge.

Updated Aug 3, 2026 · 13 min read
photo: moped style electric bike with a registration plate fitted
Explainer

Do Ebikes Need Registration or a License?

Where a bike stops being a bicycle and starts needing a plate, a licence, and insurance.

Updated Aug 3, 2026 · 12 min read
photo: ebike, electric scooter, and moped parked side by side
Comparison

Ebike vs Scooter vs Moped

Three machines that overlap on the road and diverge completely in law, cost, and where you can park them.

Updated Aug 3, 2026 · 12 min read
What the numbers on the box really mean.

Speed and power

Motors, batteries, and drivetrains.

How ebikes work

photo: rear cassette and derailleur close-up
Explainer

What Do the Gears on an Ebike Actually Do?

Gears and assist levels are two different controls. Confusing them wrecks drivetrains.

Updated Jul 30, 2026 · 10 min read
photo: mid-drive motor at bottom bracket
Explainer

Mid-Drive vs Hub Motor: Which Do You Need?

Where the motor sits changes hill climbing, range, maintenance cost, and how the bike feels.

Updated Jul 30, 2026 · 12 min read
photo: ebike battery pack removed from downtube
Explainer

36V vs 48V vs 52V Ebike Batteries

Volts, amp hours, and watt hours, and which of the three actually predicts your range.

Updated Jul 30, 2026 · 11 min read
photo: bare ebike frame with battery cutout, workshop
Explainer

Ebike Frames: Aluminium, Steel, and Carbon Compared

Why almost every ebike frame is aluminium, and what the exceptions actually buy you.

Updated Jul 30, 2026 · 11 min read
photo: ebike controller unit, wiring harness
Explainer

Ebike Controllers: The Part Nobody Talks About

The controller decides how your bike feels. Amps, sine wave against square wave, and failure modes.

Updated Jul 30, 2026 · 11 min read
photo: replacement lithium battery pack on a bench
Explainer

Ebike Battery Replacement and Care

What a replacement pack costs, when you will need one, and the habits that delay the day.

Updated Jul 30, 2026 · 12 min read
photo: torque arm fitted to a rear dropout, axle nuts visible
How-to

How to Convert a Bike to Electric

Picking a donor, the order the job actually goes in, and the steps people skip and regret.

Updated Aug 3, 2026 · 13 min read
photo: down tube battery mount with XT90 connector and inline fuse
Explainer

Choosing a Battery for a Conversion Kit

The BMS discharge rating decides whether the build works, and it is the spec nobody puts in the listing title.

Updated Aug 3, 2026 · 12 min read
photo: cadence magnet ring on a crank spindle, close up
Explainer

Torque Sensor vs Cadence Sensor

Why two bikes with the same motor, the same battery, and the same top speed can feel nothing alike.

Updated Aug 3, 2026 · 11 min read
photo: four ebike wheels of different diameters lined up
Explainer

Ebike Wheel Sizes Explained

What 20, 24, 26, and 27.5 inch wheels actually change about how an ebike rides, accelerates, and fits you.

Updated Aug 3, 2026 · 12 min read
photo: ebike charger with connector detail and status LED
Explainer

Ebike Chargers Explained

Voltage, amps, connectors, and why the wrong charger is the most expensive mistake you can make with a battery.

Updated Aug 3, 2026 · 12 min read
photo: suspension fork on an electric mountain bike, close up
Explainer

Ebike Suspension Explained

Hardtail, full suspension, or none at all, and why cheap forks on heavy bikes do more harm than good.

Updated Aug 3, 2026 · 12 min read
photo: portable solar panel array beside a parked ebike
Explainer

Solar Charging an Electric Bike

The arithmetic of charging a bike from panels, and why most setups people describe online do not work.

Updated Aug 3, 2026 · 11 min read
photo: ebike fitted with a frame battery and a rack mounted second pack
Explainer

Ebike Range Extenders and Dual Batteries

Adding a second pack, what has to match before you do, and why parallel wiring goes wrong.

Updated Aug 3, 2026 · 12 min read
photo: ebike on a hanging scale showing total weight
Explainer

How Much Do Ebikes Weigh?

Where the weight actually sits, what each category realistically weighs, and when it starts to matter.

Updated Aug 3, 2026 · 11 min read
photo: three ebikes showing different battery positions
Explainer

Where the Battery Sits and Why It Matters

Downtube, rear rack or integrated. Battery position drives handling, standover and frame strength.

Updated Aug 11, 2026 · 11 min read
photo: ebike handlebar display showing speed, assist level and battery
Explainer

Ebike Displays Explained

What each readout means, why your speedometer is probably wrong, and the one setting that changes everything.

Updated Sep 3, 2026 · 11 min read
photo: thumb pad selecting assist level on an ebike handlebar
Explainer

Pedal Assist Levels Explained

What the numbers actually control, and why level 1 on one bike gives more than level 3 on another.

Updated Sep 3, 2026 · 11 min read
Prices, and what nobody quotes up front.

Cost of ownership

Sizing, ratings, and the law.

Helmet safety

Tints, polarisation, and prescriptions.

Lenses and eyewear

Maintenance, parts, weather, and theft.

Living with an ebike

photo: ebike on a workshop stand, tools laid out
Explainer

Ebike Maintenance and Repair: What It Costs

A service schedule, what a shop charges, what you can do yourself, and finding someone who will touch an ebike.

Updated Jul 30, 2026 · 13 min read
photo: fat tyre and commuter tyre side by side
Explainer

Ebike Tyres and Wheels Explained

Why ebike tyres wear out faster, what the ECE-R75 marking means, and how wheel size changes the ride.

Updated Jul 30, 2026 · 12 min read
photo: ebike accessories laid out on a bench
Explainer

Ebike Parts and Accessories Worth Buying

The upgrades that change the ride, the ones that do nothing, and the spares to keep on a shelf.

Updated Jul 30, 2026 · 11 min read
photo: ebike ridden through wet city street
Explainer

Riding an Ebike in the Rain

What IP ratings actually promise, where water really gets in, and why pressure washing kills bearings.

Updated Jul 30, 2026 · 11 min read
photo: three saddle shapes compared on a bench
Explainer

Ebike Seats and Saddles: Fixing Discomfort

Sit bone width, why softer is usually worse, and when the saddle is not actually the problem.

Updated Jul 30, 2026 · 11 min read
photo: hydraulic disc brake caliper and rotor
Explainer

Ebike Brakes: Rotors, Pads, and Stopping Power

The single most important system on a 60 lb bike, and the one budget builds cut first.

Updated Jul 30, 2026 · 12 min read
photo: heavy u-lock securing an ebike to a rack
Explainer

Ebike Locks and Theft Prevention

Ebikes are stolen more than bikes and cost more to replace. Lock ratings, technique, and insurance.

Updated Jul 30, 2026 · 11 min read
photo: ebike rear light and integrated turn signal indicators at dusk
Explainer

Ebike Lights and Turn Signals

Running lights off the main battery, what lumens actually buy you, and whether turn signals are worth fitting.

Updated Aug 3, 2026 · 11 min read
photo: sealed connector and battery contact block on a wet ebike frame
Explainer

Ebike Waterproofing and IP Ratings

What IPX4 and IP65 actually promise, where water gets in, and how to store a bike outdoors without killing it.

Updated Aug 3, 2026 · 11 min read
photo: ebike with studded tires on a snow packed path
Explainer

Riding an Ebike in Winter

Cold cuts range roughly in half, salt destroys drivetrains, and charging a frozen battery damages it permanently.

Updated Aug 3, 2026 · 12 min read
photo: ebike on a wall mount in a narrow apartment hallway
Explainer

Storing an Ebike in an Apartment

Wall mounts rated for 60 lb, battery charging rules in shared buildings, and the storage that ruins packs.

Updated Aug 3, 2026 · 11 min read
photo: ebike battery lock barrel with the key code stamped on it
Explainer

Ebike Key Replacement

Lost the battery key? What the code on the lock barrel means and how to get a cut replacement.

Updated Aug 3, 2026 · 10 min read
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