Current Shifting Gears Guest Cast and Main Hosts
The Shifting Gears guest cast features a rotating lineup of automotive journalists, former professional drivers, and industry executives who appear alongside the core hosts. The core hosts include Chris "Horny Mike" Henry and the late John "Johnny" Davis, with the show now relying on a mix of returning regulars and new guest experts to fill technical and commentary roles. Production is handled by Motor Trend and Discovery, with the series distributed through the MotorTrend+ streaming platform and Discovery linear channels MotorTrend. The guest cast is selected based on real-world racing experience, factory testing backgrounds, and verifiable track records rather than social media following alone.
Production Companies, Distribution, and Platform Reach
Shifting Gears is produced by Motor Trend Group, a subsidiary of Warner Bros. Discovery, and is distributed primarily through the MotorTrend+ direct-to-consumer streaming service launched in 2022. The show also airs on Discovery linear networks and is available on major connected TV platforms including Roku, Amazon Fire TV, and Apple TV Warner Bros. Discovery. Warner Bros. Discovery reported combined streaming and linear viewing data for its motor and automotive content portfolio, with MotorTrend+ serving as the primary digital home for Shifting Gears episodes and bonus content.
How Guest Cast Selection Impacts Viewer Engagement and Ratings
Shifting Gears uses a mix of factory test drivers, professional racing competitors, and aftermarket tuning experts as guest cast members to cover specific segments such as drag racing, circuit testing, and EV performance comparisons. The show's format relies on these guest appearances to introduce new vehicle models, provide technical analysis, and deliver first-person track data that supports the series' fact-driven approach Forbes. Viewer engagement metrics from MotorTrend+ indicate that episodes featuring high-profile guest cast members from series like Top Gear or professional racing backgrounds tend to see higher completion rates and increased social sharing SEC filings. The production team continues to update the guest cast roster each season based on vehicle launch calendars and available talent with verifiable on-track credentials.