Hard enduroHard enduro: the HEWC (FIM world championship) rounds, the HEWR (world ranking) events and the independents, together.
EnduroEnduro: the EnduroGP FIM world championship (two race days per round) and the nations-based ISDE. Decided on cumulative special-test times rather than obstacles.
RallyRally raid: the W2RC — the FIM World Rally-Raid Championship that opens with the Dakar Rally — plus the independents.
Sand racingBeach racing on sand: every round of the FIM Sand Races World Championship, plus the independents that belong to no series. Hundreds of riders line up on the beach for a mass start and lap a course that runs through the dunes. The finale at Le Touquet is one of the largest off-road races anywhere by entry numbers.
TrialTrial: sections built from rocks and logs, ridden without putting a foot down. Speed decides nothing — the rider who loses the fewest marks wins. Covers the outdoor TrialGP, the indoor X-Trial, and the Trial des Nations contested between countries.
Flat trackFlat track, or dirt track: anti-clockwise laps of a dirt oval, steering on the throttle with the rear wheel sliding and the front brake unused. Races are named for the length of the oval — Short Track, Half-Mile, Mile. Covers America’s AFT plus the FIM Flat Track and Long Track World Championships.
MotocrossMotocross: a set number of laps of a dirt course built from jumps and rollers. Covers the FIM Motocross World Championship (MXGP and MX2), the Motocross of Nations, and America’s AMA Supercross, AMA Pro Motocross and SMX.