E-Bike batteries for reliable replacement power and improved real-world range.

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Two men wearing orange jackets riding electric bikes on a winding mountain road surrounded by trees.

Replacement E-Bike Batteries & Power Upgrades

Find replacement e-bike batteries and compatible power options to keep your bike reliable and ready to ride. Choosing the right battery means matching voltage, capacity (Ah), and fitment so performance stays consistent and safe. Whether you need a like-for-like replacement or want improved run time, explore battery options designed to suit different bikes and riding demands.

Man wearing black helmet and black cycling clothes riding a black mountain bike on a dirt trail outdoors

Choosing the Correct Replacement Battery

Match the battery to your bike’s voltage and connector type first, then look at capacity (Ah) to improve run time. A higher capacity battery can extend distance between charges, but fitment matters — make sure it suits your frame or rack mount. If you’re unsure, compatibility is more important than chasing the biggest numbers.

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E-Bike Batteries: Choosing the Right One

Compatibility first, then capacity

Match voltage and connector type before anything else. Once compatibility is confirmed, capacity (Ah) is what improves run time — a higher capacity battery can mean fewer charges between rides.

Real-world range is more than a number

Range depends on assistance level, hills, rider weight, tyres, and temperature. Choose a battery that supports your typical riding with spare capacity so it stays reliable year-round.

When a replacement makes sense

If your range has noticeably dropped or charging performance feels inconsistent, a like-for-like replacement is usually the best route. For related components, browse E-Bike Spare Parts.