

Product Details
SD300/SD50 Flexibility
Don't throw out all your old SD50 electric wiring system, simply use this adaptor where needed to connect the newer SD300 wires with the older SD50 wires. Shimano's commitment to customisation and flexibility means that you don't have to worry about sacrificing your current system to get that new SD300 compatible accessory. Simply convert the wiring where necessary using this Shimano EP8 SD300/SD50 Electric Wire Conversion Adaptor. Specifications
. Adaptor to convert SD300 wires to SD50 wires
. E-TUBE compatible
What Sets Alchemy Apart
The best pre-owned bikes
When you buy a pre-owned bike from Alchemy Cycle Trader, you’re getting more than just a great deal. Every bike is roadworthy certified, comes with a 3-month warranty, and includes your first service free - so you can ride away with complete confidence.
Buy with confidence
In-house Active Thermography Carbon Fibre Testing for extra peace of mind on pre-owned bikes.
Learn more about our carbon testing.
Expert Servicing & Ongoing Support
Our professional workshop team is here to keep your bike running at its best long after you’ve taken it home. From routine servicing to performance tuning, our qualified mechanics ensure your ride stays smooth, safe, and ready for every adventure. Whether it’s your first free service or future maintenance, you can count on Alchemy Cycle Trader for trusted support and expert care. Learn more about our workshop services.