Stromer Battery | Rebuild Service Is your Stromer battery losing range, failing to charge fully, or no longer delivering reliable performance? Don’t replace the whole pack — revive it with our Stromer Battery Rebuild Service. We retain your original battery housing, connectors, and mounting interface, while replacing all internal cells with fresh, high-quality lithium-ion modules—restoring performance and extending life at a fraction of replacement cost. Rebuild Options Standard Rebuild – Restores your battery to its original factory-rated capacity using premium cells. Upgraded Capacity – When your housing, wiring, and BMS support it, we can increase the amp-hour (Ah) rating for additional range (subject to compatibility). What’s Included Replacement of all internal lithium-ion cells Inspection, cleaning, and refurbishment of your existing battery housing, wiring, and contact points Performance testing, cell balancing, and verification Reuse of your original BMS (Battery Management System), or replacement if necessary (additional cost may apply) 90-day workmanship warranty on the rebuild Supported Stromer Models Our rebuild service supports battery packs used in these Stromer e-bike lines: ST1 ST1 Elite ST1 Platinum ST2 ST2 S ST2 LTD ST3 ST3 Pinion ST5 ST5 LTD If your specific model isn’t listed, simply send us a photo or battery specs and we’ll confirm compatibility before you ship. How It Works Order this rebuild service via our Shopify store Receive shipping instructions along with a battery intake form ***Always remember to include your charger when shipping your battery and make sure you fill out the battery intake form. Battery Intake Form Ship your original Stromer battery housing to our rebuild facility Our trained technicians replace the internal cells, test, balance, and validate the pack We ship your rebuilt battery back to you, ready for use Typical turnaround: 2–3 weeks after your battery arrives at our facility. Why Choose Us? Specialized experience with high-end e-bike battery systems like Stromer Eco-conscious approach — reuse your original housing and reduce waste Much more affordable than purchasing a new battery pack Transparent support, guidance, and warranty protection Important Notes This is a rebuild service only — we do not sell new Stromer battery packs You must send in your original battery housing for the rebuild Upgraded capacity is only possible if your case, wiring, and BMS support it Final pricing depends on your battery model, condition, and any requested upgrades Restore your Stromer battery to peak performance — ride farther, stronger, and with confidence again!