The International Drag Bike League™ (IDBL) is the nation’s largest motorcycle drag racing series hosting 700+ racers at each event. The IDBL consists of nine different professional and sportsman classes competing for hundreds to thousands of dollars in purse and contingencies.

The three-day events feature a huge vendor midway and lifestyle activities such as bike shows, bikini contests, stunt bike competitions, and live bands at select events. A single event has been known to draw crowds in excess of 7,000 from all over the country. In addition, the best bike builders, riders, and grudge racers come to the IDBL to lay their claim as the best of the best.

The IDBL class structure is very diverse and appeals to novice and hardcore motorcycle enthusiasts. Classes include: Orient Express Pro Street, DME Racing Real Street, Vance & Hines 4.60 Index, FBR Shop 5.60 Index, Carpenter Racing Crazy 8's, Trac King Clutches Top Sportsman, Shinko Tires Pro E.T., Brock's Performance Street E.T., and Eastside Performance Grudge.

IRG Sports + Entertainment™ (IRGSE) launched the IDBL in November 2014 and the series is hosting five events in 2016 at Maryland International Raceway™. The future of the IDBL includes an expanded schedule along with TV and digital coverage of the premiere drag racing series.
 

 
 

 
 
 

 
 

Pro Street is a professional class that contests the World’s Fastest Street Legal Motorcycles. Created to legitimize illicit street racing, Pro Street is reserved for stock-appearing motorcycles with unlimited engine modifications and power adders netting them high 6-second passes at speeds over 215mph! This is a heads-up class and is a qualified 16-bike field run on a .400 Pro Tree.

 
 

 
 
 

 
 

Real Street is a professional class designed for late model street bikes with a stock chassis. This class also holds a rider "weigh-in" to give the heavier riders additional wheelbase over the lighter riders to keep parity in the class. These bikes are still capable of 7-second passes at 190mph. This is a heads-up class and is a qualified 16-bike field run on a .400 Pro Tree.

 
 

 
 
 

 
 

4.60 Index class is a professional class open to all bikes, and is the World’s Fastest Motorcycle Index class. These wild machines carry the front wheel half way to the finish line and put on a great show with side by side racing! This category attracts many Pro Stock and Pro Mod style big tire dragbikes. This index class is a qualified 32-bike field run on a .400 Pro Tree.

 
 

 
 
 

 
 

5.60 Index class is a sportsman class open to all bikes. This category attracts dragbikes and street bikes. This index class is an all-run field run on a .400 Pro Tree.

 
 

 
 
 

 
 

Crazy 8's is a sportsman class open to street legal bikes only. The category runs on an 8.88 index and gives the quicker Street ET bikes a place to run. This index class is an all-run field run on a .400 Pro Tree.

 
 

 
 
 

 
 

Top Sportsman is a sportsman class designed for the quickest Pro E.T. bikes in the country. It attracts the fastest dragbike bracket racers from all over the country. This class is an ET Bracket class and run on a .500 full tree with a qualified 32-bike field.

 
 

 
 
 

 
 

Pro E.T. is a sportsman class open to dragbikes and street bikes, and is the biggest class at the event. This class is an ET Bracket class and run on a .500 full tree.

 
 

 
 
 

 
 

Street E.T. is a sportsman class open to street bikes only. This is a great class to come start in and once was the stomping grounds for many of the “Pro” riders today. This class is an ET Bracket class and run on a .500 full tree.

 
 

 
 
 

 
 

The grudge scene is always an exciting class in the IDBL. This class is designed for bikes that want to go head to head with each other for the ultimate in bragging rights. One thing is for sure…the scoreboards are turned off!