NASCAR on NBC
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NASCAR on NBC is the branding used for broadcasts of NASCAR races that are produced by USA Sports, and televised on the NBC broadcast network and Peacock streaming service in the United States. NBC or
First NASCAR on NBC logo from the 1999 Pennzoil 400
Leigh Diffey
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Leigh Diffey is an Australian-American auto racing and track and field commentator. He is best known for being the lead play-by-play announcer for much of NBC Sports' motorsports coverage, currently c
NASCAR on NBC
…On June 1, 2015, Brian Vickers announced via Twitter that he would be joining the telecasts of the New Hampshire and Michigan races. Leigh Diffey, lead announcer for NBC's IndyCar coverage, announced via Twitter he would be commentating at some Xfinity races for NBC. Additionally, Diffey would…
Diffey at the 2018 ABC Supply 500