Upcoming Events These events are tentative schedule dates and subject to change for any reason, including Corona Virus safety guidelines. Grand Prix Motorcycle Team RaceFebruary 28th Teams of 2 riders compete on a long course that winds all over the 114 acre facility. ECMX Park - Lewiston, ID Outdoor Motocross RaceMarch 20th-21st This will be an outdoor motocross race on Track 148. ECMX Park - Lewiston, ID Outdoor Motocross raceApril 10th - 11th This will be an outdoor motocross race on Track 148. ECMX Park - Lewiston, ID Lewiston SupercrossApril 24th This will be held at the new Freedom Northwest Arena, inside the EC Motorsports Park. ECMX Park - Lewiston, ID Smash Bash Demolition DerbyMay 8th This will be held at the Freedom Northwest Arena inside the EC Motorsports Park. ECMX Park - Lewiston, ID Outdoor MotocrossMay 22nd-23rd This will be an outdoor motocross race on Track 148. ECMX Park - Lewiston, ID Motorcycle HILLCLIMB!June 13th Back in Lewiston after 60+ years! Located on one of the many hills inside the EC Motorsports Park. ECMX Park - Lewiston, ID Horsepower vs. Horse power.July 3rd We pit motorcycles against actual horses to see who is faster! ECMX Park - Lewiston, ID Lewiston SupercrossJuly 23rd-24th This will be held in the Freedom Northwest Arena. ECMX Park - Lewiston, ID Smash Bash Demolition DerbyAugust 14th This will be held in the Freedom Northwest Arena. ECMX Park - Lewiston, ID Outdoor MotocrossOctober 16th-17th This will be held on Track 148. ECMX Park - Lewiston, ID Grand Prix Motorcycle RaceNovember 14th Teams of 2 riders compete on a long course that winds all over the 114 acre facility. ECMX Park - Lewiston, ID