eBike Security: Locks, GPS Trackers & Alarms

Four layers keep an eBike yours: a lock certified to a recognised standard, a locking technique that makes the lock do its job, the security electronics built into the bike itself — GPS tracking, motion alarms, app locking — and insurance that names the bike. None of the four is expensive next to the bike it protects, and together they turn an easy target into a slow, loud, traceable one. This guide works through each layer in turn, with the eBikes on this site that ship with security features already built in.

Choose a Lock by Its Certification, Not Its Heft

A lock's real strength is written on its certification card, not implied by its weight. In the UK the benchmark is Sold Secure, the independent testing house run by the Master Locksmiths Association, which grades locks Bronze, Silver, Gold and Diamond according to the tools and time needed to defeat them. For an eBike, treat Gold as the sensible floor and look for the dedicated Powered Cycle ratings, which Sold Secure introduced specifically because eBikes carry higher values than pedal cycles. Some insurers key their lock requirements to these ratings too, so check your own policy wording — a certified lock can end up satisfying the policy as well as the thief problem.

Two locks beat one, and two different locks beat two of the same, because each type demands its own tools: a hardened D-lock through the frame plus a chain or folding lock for the wheels forces a thief to carry twice the kit. A long-standing cycling rule of thumb puts lock spending at around ten per cent of the bike's value — on a £1,400 eBike, that's a genuinely good pair of locks, not an extravagance.

Lock It So the Lock Can Work

Good technique multiplies a good lock. The strongest habit is simple: put the D-lock through the frame triangle — never just a wheel — and around a fixed object that can't be lifted over or unbolted. Keep the lock off the ground so it can't be hammered against the pavement, and fill the shackle as fully as possible, because empty space inside a D-lock is exactly where a bottle jack goes. If the bike has quick-release wheels or seatpost, secure or swap them.

Where you lock matters as much as how. A busy, well-lit spot covered by CCTV is worth a two-minute walk; a quiet alley conveniently next to the door is where locks get the time and privacy they need to fail. At home, a wall or ground anchor in a shed or garage turns "behind a locked door" into "attached to the building" — and home insurers frequently distinguish between the two.

Built-In Security: GPS, Alarms and App Locks

A growing number of eBikes arrive with their own security electronics, and it is worth weighing these features at buying time rather than bolting trackers on later. According to the manufacturers' published specifications, several bikes listed on this site combine GPS positioning, a motion-triggered alarm and remote locking through the companion app:

These are manufacturer-listed features, so check the small print before relying on any of them: some GPS systems need a subscription after the first year, positioning indoors or between tall buildings can be approximate, and an alarm is a deterrent rather than a restraint. The Fiido T3 takes a mechanical route instead, with a built-in horseshoe lock and NFC keyless start listed in its specifications. Treat all of it as a second layer on top of a certified lock, never a replacement — a tracker tells you where the bike went, while a Gold-rated D-lock is what stops it going.

The Battery Is Half the Bike's Value — Treat It That Way

A removable battery is a security feature in its own right. Taking the battery with you when you park removes a few hundred pounds of resale value from the bike and leaves any thief with a machine that won't assist and is awkward to sell. Most batteries on the folding and commuter eBikes listed here key-lock into the frame; keep that key separate from the bike, and note the battery's serial number alongside the frame number when the bike arrives. Charging habits help too — a battery charged indoors is a battery that isn't sitting in a shed announcing what else is in there.

Insurance and Registration Complete the Picture

Insurance turns a theft from a loss into an inconvenience. Home contents policies often cover pedal cycles only up to a modest single-item limit and may not cover an eBike away from home at all, so read the schedule and, where the numbers demand it, name the eBike on the policy or take specialist cycle cover. Some insurers specify a minimum Sold Secure rating your lock must carry for a theft claim to pay out — check your own policy wording, and treat a certified lock as one more reason it might.

Registration costs little and pays off at recovery time. Record the frame number the day the bike arrives, photograph the bike and its receipts, and register it on BikeRegister, the national cycle database that UK police forces use to check recovered bikes. A registered, marked eBike is harder to sell on and far easier to give back to its owner.

The Routine That Makes It Stick

Security that works is security you actually use on a wet Tuesday. Buy the certified lock with the bike, fit the anchor the same week, put the frame number in your notes app, set the alarm and app lock up before the first ride, and make frame-through-the-triangle the only way you ever lock up. If you are still choosing the bike itself, the models above with tracking and alarms built in are a sensible place to start — and our guide to the best folding eBikes covers another strong option: a bike that folds small enough to come inside with you, which is the one locking spot no thief can reach.

Sources and last reviewed: Sold Secure — Powered Cycle ratings; Sold Secure — about & accreditation; BikeRegister — how it works. This guide describes general UK practice and manufacturer-published specifications, not a substitute for your own insurer's policy wording. Last reviewed 24 August 2026.