Support
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Get Box® product support, warranty and return information, installation help, technical resources, or connect directly with our team.
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Product Support, Warranty & Returns
Get help with Box products, warranty coverage, shipping, returns, safety notices and order support.
Product & Technical Support
Contact the Box support team for troubleshooting, technical help, service and warranty assistance.
Warranty Policy
Review Box warranty coverage and product warranty information.
Shipping & Returns
Review shipping, delivery and return information for Box orders.
Request a Return
Access your order information and begin an eligible return request.
Recalls & Service Bulletins
View important Box product recall information and service bulletins.
Privacy & Cookie Policy
Review Box privacy, personal data and cookie information.
Box Dealers & Global Distributors
Find Box products locally or learn more about working with Box as a dealer.
Box Installation & Service Tutorials
Watch installation, adjustment, service and maintenance tutorials for Box products.
Box One & Two Prime 9 Installation
Box Three Prime 9 Installation
Box Three Caliper and Rotor
Box One Grips
Box One I-Spec II R Shifter Adapter
Box Two Matchmaker Shifter Adapter
Front Hub Adjustment on BMX Bike
Rear Hub Install on BMX Bike
Front Hub Assemble & Disassemble
Disassembling & Reassembling Hub Axle
Disassembling, Reassembling & Cleaning
Box Technical Documents & Product Guides
Access compatibility guides, service manuals, installation instructions, sizing information and technical resources for Box MTB and BMX products.
MTB Technical Documents
- Prime 9™ Drivetrain Compatibility Manual 03.11.21
- Box® - Prime 9™ E-Bike Comparison Chart 09.23.21
- Box One / Box Two Prime 9™ Drivetrain Service Manual 03.11.21
- Box Three / Box Four Prime 9™ Drivetrain Service Manual 10.01.21
- Box® - Prime 9 Comparison Chart 09.23.21
- Box® - Prime 9™ E-Bike Classes Compatibility 04.06.21
- Box® - Prime 9 Chainring Compatibility 03.11.21
- Box® - Prime 9™ Cable Replacement Guide 10.01.21
- Box® - Downhill & 11 Speed Drivetrain Service Manual 06.24.20
- Box® - Gen 2 Prime 9 Installation Guide
BMX Technical Documents
- Box® - BMX Race Sizing Guide 08.08.23
- Box® - Hub Measurements 04.28.26
- Box® - Recommended Spoke Lengths 12.01.19
- Box® - Rim ERDs 12.01.19
- Box® - BMX Compatibility Sheet 10.26.20
- Box® - BMX Sizing Chart 10.26.20
- Box® - BMX Disc Brake Adapter Service Manual 10.26.20
- Box® - BMX Tire Size Tech Sheet 06.14.22
- Box® - Stealth Hubs Whitepaper 06.12.25
- Box® - Handlebar Whitepaper 06.28.25
Frequently Asked Questions
Quick answers to common Box product support, warranty, return and technical questions.
How do I get support for a Box product?
For technical help, product service or warranty assistance, email support@boxcomponents.com or call 1.714.449.9197 x 1 .
How do I contact Box customer service?
For sales and customer service, call 1.714.449.9197 or email orders@boxcomponents.com . For technical support, service and warranty assistance, call extension 1 or email support@boxcomponents.com .
How do I start a Box warranty request?
Review the Box warranty policy, then contact support@boxcomponents.com with your product information, purchase details and a description of the issue.
How do I request a return?
Access your Box order through your online account and use the return request option for eligible purchases.
Where can I find Box installation guides and manuals?
Installation videos, service manuals, compatibility guides, sizing information and technical documents are available on this page under Box Installation & Service Tutorials and Box Technical Documents & Product Guides.
Where can I find Box BMX sizing and compatibility information?
The BMX Technical Documents section includes race sizing, BMX sizing, tire sizing, compatibility information, hub measurements, spoke lengths, rim ERDs and service resources.
Where can I find Prime 9 compatibility and service information?
The MTB Technical Documents section includes Prime 9 drivetrain compatibility information, service manuals, comparison charts, e-bike compatibility resources, cable replacement instructions and the Gen 2 Prime 9 installation guide.