May 9 - Test & Tune - Season Opener
May 22-24 - Merchant Automotive - Memorial Day Weekend Featuring "Battle of the Diesels"
June 11-13 - Michigan ATV Nationals presented by JWIracing.com and PSDA
June 26-27 - Sand Blast Weekend
July 3-4 - Outlaw Sand Drag Series
July 30-August 1 - Pit Products U.S. Sand Nationals, "Top Fuel Show Down"
August 14-15 - Super Comp Shoot Out, "Thunder from Down Under Junior Race"
September 4-5 - B&L Motor Sports - Labor Day Weekend, "Big Bud Henry Shoot Out"
September 18-19 - Last Blast for the Bucks, "Top Gun Eliminator"
September 26 - Race Banquet at Val Du Lakes
The WMSD 2015 race schedule is available here for download.