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Estimated Delivery:Oct 11 - Oct 15
Engineered for High-Torque E-Bikes
Electric bike motors generate significantly more torque than standard pedaling, which can easily stretch or snap a regular bicycle chain. The Official Burchda Heavy-Duty Replacement Chain is specially forged to handle the extreme power output of your e-bike, ensuring a safe, reliable, and smooth ride.
Key Performance Features:
High Tensile Strength: Forged from premium-grade steel with repeated forging processes. It offers maximum resistance against chain stretch and snapping under heavy motor acceleration.
Silky Smooth Shifting: Features polished surfaces and internal oiling straight out of the box. Experience crisp, accurate, and quiet gear transitions every time you shift.
Weather & Rust Resistant: Treated with a durable anti-corrosion coating to withstand wet conditions, mud, and extreme off-road environments.
Broad System Compatibility: Perfectly matches standard 7-speed and 8-speed derailleur systems, including major brands like Shimano and SRAM.
⚠️ Fitment Guide (Choose Your Model):
Different e-bike frames have varying wheelbase lengths, meaning the required chain length differs from bike to bike.
To ensure you receive a chain with the correct number of links for your specific drivetrain setup, please select your exact Burchda e-bike model (RX80, R5 Pro, U8, RX30, HC26, Y3, or Other Burchda models) from the dropdown menu above before adding to cart.
(Pro Tip: For optimal drivetrain health, we highly recommend replacing your freewheel at the same time you replace your chain to prevent premature wear.)
Shipping on batteries & accessories
Free shipping on orders of $99 or more to the lower 48 states and Canada. Orders under $99 ship for a flat $10.
Ships from our US warehouse
These items leave our US warehouse within 1 business day and usually arrive in 3–5 business days, typically via FedEx. Tracking is emailed as soon as your order ships.
Ships from our overseas parts warehouse
All other batteries and accessories ship directly from our overseas parts warehouse. The carrier varies by destination, and tracking is emailed as soon as your order ships.
Accessories included with your e-bike
Fenders, rear rack, phone mount, pannier bag, air pump, rearview mirrors, lock and the front Storage Cargo Basket (U8) are packed and shipped together with your bike when they come as part of a bundle. You don't need to order them separately.
Where we ship
We can't ship to Alaska, Hawaii, Puerto Rico, PO boxes and APO & FPO adresses. Optional Shipping Protection can be added at checkout.
Canada
The Pannier Bag and Rear Storage Cargo Basket ship from our US warehouse. All other batteries and accessories ship from the overseas parts warehouse on the timelines above.
Returns: Request a return within 30 days of delivery, and email support@burchdabikes.com for approval before sending anything back. Defective, damaged or missing items are replaced free, and a wrong item can be exchanged free or fully refunded. Unused items in their original packaging can be returned for a fee of $20 to $70 per item depending on size (batteries $50). See our Return Policy for details.
Ridden close to 2500 miles on with original motor , still very powerful and get me to A and B sometimes faster than a car.
Showed up in a timely fashion and it was a great fit up. The team double checked to make sure it was a correct fit.
