"Biker Build-Off" is a television series that showcases custom motorcycle builders competing against each other to create unique bikes. Each episode features two builders who have a limited time to design and construct their motorcycles, often incorporating innovative techniques and styles. The competition culminates in a reveal where the bikes are judged based on creativity, craftsmanship, and overall design. The show highlights various aspects of motorcycle culture, including the artistry involved in bike building and the passion of the builders. It often features well-known builders and shops, such as Orange County Choppers and West Coast Choppers, making it a popular program among motorcycle enthusiasts.