- On This Day in Moto: March 18March 18, 2018Jeremy McGrath inches closer to his third straight AMA Supercross Championship after a win in Indianapolis, Alabama International Speedway hosts a round of AMA Supercross on its infield, and more.
- On This Day in Moto: March 17March 17, 2018Ricky Carmichael competes in his last supercross race, Jeremy McGrath captures his first career win, and more.
- On This Day in Moto: March 16March 16, 2018Supercross promoter Mickey Thompson and his wife Trudy were murdered in the driveway of their Bradbury, California, home, Husqvarna's Gary Semics won the 500 Class at the Houston Astrodome, and more.
- On This Day in Moto: March 15March 15, 2018Ryan Villopoto breaks Trey Canard's three-race win streak in Minneapolis, Chad Reed celebrates his birthday, and Jim Pomeroy wins the first race held under a dome.
- On This Day in Moto: March 14March 14, 2018Jimmy Button wins his first AMA Supercross, Mark "Bomber" Barnett is victorious at the Houston Astrodome for the second night in a row, and more.
- On This Day in Moto: March 13March 13, 2018Mark "Bomber" Barnett takes the win at the first night of the Mr. Pibb Supercross doubleheader in Houston, the first motocross race at Daytona International Speedway is held, and more.
- On This Day in Moto: March 12March 12, 2018Jimmy Weinert wins at the Houston Astrodome, Bob Hannah takes first place at Daytona during a 12-race win streak, and two Ryans see victory in Indianapolis.
- On This Day in Moto: March 11March 11, 2018Kawasaki launches Team Green, Honda goes 1-2-3 at the Daytona Supercross, and more.
- On This Day in Moto: March 10March 10, 2018Ricky Carmichael wins his first-career AMA Supercross race, Donnie Hansen is born, Pierre Karsmakers wins Daytona, and more.
- On This Day in Moto: March 9March 9, 2018The first standalone AMA Supercross Championship begins in Daytona, Bob Hannah gets his last SX win, and Malcolm Smith celebrates his 77th birthday.
- On This Day in Moto: March 8March 8, 2018Ryan Villopoto earns his last professional win in Thailand, Jeff Emig gets his name on the Daytona Wall of Fame, and more.
- On This Day in Moto: March 7March 7, 2018Privateer Honda rider Ricky Ryan wins Daytona SX in a massive upset, Husqvarna is purchased by Cagiva Motor Italia, and more.