Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery
by Shimano
£39.99from 3 retailers
The Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery ensures long-lasting performance and reliability for your 12-speed Di2 setup.
GTIN04550170748494
EAN4550170748494
MPNBTDN320
Prices updated 15 Jun 2026
Compare 3 Retailers
Prices checked 3h ago
£39.99
Best Price
£44.99£39.99
Go to store
In stock£7.94 delivery1 to 4 daysNew
Amazon
Check live price on Amazon.co.uk
eBay
Check availability and price on eBay.co.uk. Yorkshire.com may be paid for purchases made through this link, by eBay Partner Network.
Can’t find it elsewhere?
Product Description
Built for the latest 12-speed Di2 wireless drivetrains, this high-efficiency internal battery delivers long-lasting performance and rock-solid reliability on every ride.With smart charging, compact design, and seamless integration, it’s the heartbeat of your Di2 setup. Charge it up, clip in, and ride with flawless, electronic precision.
More products from Halfords
Browse their full range on Yorkshire.com
Popular in Sporting Goods
Browse all Sporting Goods
Women's softshell ski Trousers Peak Mountain Afuzzon L86
£77.94
Women's jacket Craft Evolve
£53.68
Swim shorts Colorful Standard Classic Bright Coral
£68.53
Swim shorts Colorful Standard Classic Powder Blue
£50.45
Swim shorts Colorful Standard Classic Ocean Green
£50.45
Swim shorts Colorful Standard Classic Light Aqua
£68.53
Deals from Sporting Goods retailers
From£39.99Halfords - Retail
Buy Now