Main Replacement Battery

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Main Replacement Battery

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Main Replacement Battery
Ultra Motor Logo

If you need a main replacement battery for your A2B electric bike, NYCeWheels stocks these batteries and can ship them to you fast at a fair price. The main replacement battery for the A2B electric bike, formerly known as the Ultra Motor electric bike, is a crucial piece of equipment. In fact, you may even want to carry a spare with you to extend your range and to prevent running out of juice.

NYCeWheels stocks original manufacturer replacement batteries for the A2B electric bike, meaning you will get high quality and proper fit. This A2B battery is covered by a warranty, although the warranty may be voided if the battery is not installed by a professional mechanic or if you do not get specific authorization from NYCeWheels. We usually ship this A2B replacement battery the next business day after receiving your order.

Please be careful to select the correct replacement part since we cannot take returns on parts.
Click here to read our return policy

Please note:
We do not take parts orders over the phone. To avoid sending you the wrong part, please order online by clicking "Add to cart" above.

If you did not purchase your Ultra Motor electric bicycle from us, we will not provide help with installation or support you with any issues. Do not purchase a part for a non functioning electric bike unless you contact us for troubleshooting first (if you are our customer).

A2B A2B Electric Motorbike | travel in style from A to B

All A2B parts are compatible with the following models:

A2B Electric Bike, ride an electric bike from A to B


Sorry we don't have any specification listed for this product.

Reviews & Questions


All products are built and tuned up / checked prior to delivery or pickup!

Choose how you order

  Over the phone
  In Store
Request for in store pick up or shipping with any method

We can ship all products to any of the 48 Continental U.S. states and certain items to Canada and other states.

  Professionally built
  Professionally tuned
  Professionally repackaged

After unboxing you can

  Ride your bike or scooter*
  Register Warranty
  Watch our instructional videos
*Due to shipping some small parts may need to be adjusted, filled with air, or installed after delivery.


At NYCeWheels we pride ourselves on our reputation to help you choose the correct product, provide you with the best customer service, and get you back on the road as soon as possible on your bike or scooter.

You can reach us weekdays 11am-7pm, Saturday 10am-6pm and Sunday 11am-5pm (Eastern Standard Time) via phone email or chat.


At NYCeWHEELS we try to make your transaction as smooth as possible. For this reason, we accept all major credit cards, (Visa, MasterCard, Discover, Amex), Checks, and even Paypal where you can now use Paypal Credit as a form of payment for your purchase!

PRO tip: ask for our Freedom to ride financing program for in-store purchases