EnergyPak 240wh Range Extender

EnergyPak 240wh Range Extender


Regular price$550.99
Get Carded | Up To $600 in Reward Cards

Get Carded For The Holidays

Now through December 24th, when you treat yourself or someone special to that sleek new ride or some seriously cool gear priced at $250 and above, you'll get a free rewards card. Save it for yourself or give it to someone else, we won't judge.

$250 - $499 $25 Promo Card
$500 - $999 $75 Promo Card
$1000 - $2499 $150 Promo Card
$2500 - $4999 $400 Promo Card
$5000+ $600 Promo Card

Offer is valid on all qualifying purchases made between 11/20/23 - 12/24/23 and reward amounts are determined by pre-tax purchase spend (excluding shipping cost). Offer not valid on gift cards. No discount is applied at the time of sale. Rewards cards will be emailed on 12/26/23 for online purchases and are valid at from 12/26/23 - 2/29/24. Physical reward cards will be provided for all qualifying, in-store purchases and pick-ups. Reward card offer is not retroactive and lost or stolen cards will not be replaced. Physical and digital rewards cards expire on 3/1/24.

California Region

  • San Rafael Available
  • Sausalito Available
  • Berkeley Available
  • Palo Alto Available
  • San Francisco Available
  • Sacramento Available
  • Los Gatos Available
  • Petaluma Available
  • Walnut Creek Available
  • San Jose Available
  • Pleasanton Available
  • Folsom Available
  • Roseville Available
  • Stanford Research Park 2-4 days 10-14 days
  • Distribution Center Available
  • Distribution Center Available

Colorado Region

  • Denver East 2-4 days 10-14 days
  • Denver Downtown 2-4 days 10-14 days
  • Highlands Ranch 2-4 days 10-14 days
  • Parker 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

Free shipping on all orders over $49. $9 shipping for orders under $49.

Cannondale, Santa Cruz, Cervelo, Gazelle, BMC, and *other bikes ship for FREE, but Gold Label Assembly will be added at checkout for only $79 (reg. $100) to cover the professional bike build and re-packaging by our certified technicians. It’s bike shop quality, direct to your door!

Some bikes not eligible for shipping due to manufacturer restrictions.

Shop with confidence! It's important to us that you are happy with your Mike’s Bikes purchase so we offer offer a 30-day return/exchange window for your unused gear and 14 days on all bikes. Our exchange and return process is fast and easy. If you choose to exchange for a different size or color, we will ship your product for free.

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The Giant EnergyPak range extender boosts your compatible Giant or Liv bike's range dramatically with an additional 250wh of capacity. Weighing only 4 pounds, the bike's handling is minimally affected and makes removal a breeze. Giant's mounting hardware kit is required for installation and allows the battery to be quickly taken on and off the bike.


  • 250 Wh capacity
  • Mounting plate accessory kit needed for installation
  • Charges with primary bike charger
  • USB charging port for additional devices like a phone or tablet
  • Compatible with select giant and Liv models

Compatible Giant and Liv Models:

  • 2020-2022 Reign E+ Pro (except medium size)
  • 2020+ Road E+ Pro
  • 2020 FastRoad E+
  • 2020+ Thrive E+
  • 2020-2022 Revolt E+ Pro
  • 2021+ Explore E+ (non STA)
  • 2021+ Fathom E+
  • 2021+ Vall E+
  • 2021+ Trance E+
  • 2021+ Intrigue E+