Heybike Alpha: parts and specs
Replacement parts and specs for the Heybike Alpha mid-drive fat tire bike: 26 x 4.0 tires, hydraulic disc brakes, Shimano Altus 8-speed, Mivice mid-drive, 680 Wh battery, 54.6V 2A charger, and Heybike's Alpha light and pedal options with prices.
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This page lists the common replacement parts for the Heybike Alpha, a mid-drive fat tire bike sold from 2025. Specs are for the stock bike as sold; check your own bike before you buy. Few Alpha parts are in Heybike's store so far, so ask Heybike support for anything not shown.
Photo needed: A Heybike Alpha from the side, showing the mid-drive motor at the cranks and the 26 x 4 tires.. Add one
Electrical parts on this list must match this exact model, and they are fitted at the external plugs or by a pro. Never open the battery, controller, motor or display. For battery and charger trouble, start with battery won't charge and e-bike battery care.
Parts list
- Tire: 26" x 4.0" fat tires with puncture protection.
- Disc brake caliper: hydraulic disc brakes. Check the brake maker and rotor size on your bike before you order.
- Rear derailleur: Shimano Altus 8-speed.
- Mid-drive motor: Mivice 500W mid-drive, 105 N·m. Motor work is for Heybike support or a pro.
- E-bike display: LCD display.
- Throttle: half twist throttle.
- E-bike charger: 54.6V, 2A output.
- E-bike battery: 680Wh removable lithium-ion, UL 2271 certified.
- E-bike lights: auto-on LED headlight and integrated taillight with brake light. Heybike's front light Alpha option is $60 and its tail light Alpha option is $45, neither marked sold out, read Nov 9, 2026.
- Pedals: Heybike's pedal set Alpha option, $35, not marked sold out, read Nov 9, 2026.
Tools for common jobs
- Hex keys: caliper and lever bolts and general checks.
- Tire levers and floor pump with gauge: changing the 26 x 4 tube and pumping to your sidewall range.
- Torque wrench: axle and brake bolts to your manual's values.
- Brake pad spreader: resetting the hydraulic pistons before fitting pads.
- Brake bleed kit: bleeding the hydraulic brakes. Confirm the brake maker and fluid with Heybike support first.
- Pedal wrench: swapping pedals.
- Chain checker and chain lube: checking wear and regular chain care.
Where to buy
- Heybike's own parts store: components, page 1 and page 2. On most part pages you pick your model from a list, and many options showed as sold out on Nov 9, 2026.
- Some Heybike parts look alike across models but don't fit, so pick your exact model.
- Independent sellers: our parts suppliers page. A local shop can order and fit parts: find a shop.
Common repairs
- Heybike troubleshooting and Heybike error codes
- Error 25 brake fault and error 30 communication fault
- Replace disc brake pads, bleed hydraulic disc brakes and set tire pressure
Sources
- heybike.com
- front light, heybike.com
- tail light, heybike.com
- pedal set, heybike.com
- components, page 1, heybike.com
- page 2, heybike.com
- heybike.com
Stuck after these checks? Find a shop near you.
If these steps didn't fix it, find a shop near you in our partner network. For battery or wiring trouble, look for shops marked Battery and electrical.
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