Get in touch about your bike.
Contact us by email or phone to discuss bicycle purchases, mechanical repairs, routine servicing, or replacement components. Include your bike type, the issue you have noticed, any unusual noises or handling changes, and your preferred service timing.
Workshop contact details
Momentum Hub
9543 Golden St, Alta Loma, CA 91737
[email protected]
+1 (909) 503-5999
Replies normally within one working day, Monday to Friday, 9:00–18:00.
Details to include
- Bicycle type, brand, model, and approximate age
- Repair symptoms, worn components, or maintenance concerns
- Preferred service date and drop-off window
- Recent falls, shifting problems, brake issues, or unusual noises
- Requested replacement parts, accessories, or equipment upgrades
Information to keep private
Do not email payment card numbers, account passwords, security codes, identity documents, or other sensitive personal records. If a repair requires access to an electronic bicycle system or a device, contact the workshop first to agree on an appropriate and secure procedure.
Corrections and service concerns
To report a website error, include the page URL, the wording that needs correction, and reliable supporting information. For a repair or product concern, describe the bicycle, the work or purchase involved, the date, the symptoms observed, and any relevant maintenance history. If braking, steering, wheel stability, or frame integrity may be compromised, stop riding until the bicycle has been inspected.