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Event Provider: TrackXperience, Inc.

2024 Event Dates:

Willow Springs International Raceway 

-March 9-10 (SOW) 

-April 20-21 (SOW) 

-Sept 21 (SOW) 

-Sept 22 (Big Willow) 

-Oct 12-13 (SOW 

Contact Information: (949) 328-6997

Circuit: Willow Springs International Raceway

Event Location: 3500 75th Street West, Rosamond, CA 93560

Phone: (661) 256-6666


Daily Schedule 

  • Registration: Opens at 7:30 a.m. and closes at 8:30 a.m. Bring a valid ID to registration.

  • Tech inspection: Opens at 7:30 a.m. and closes at 8:30 a.m.

  • MANDATORY riders meeting: 8:30 a.m.

  • Track will be hot from 9:00 a.m. to 5:00 p.m. (we will not stop for lunch)

Late Arrivals: Registration will reopen from 10:00 a.m. to 10:30 a.m. Late entries must attend a riders meeting before they are allowed on-track.

Paddock Rules:

Please be clean and courteous so we are invited back.

  • The speed limit in the pits is 5 mph.

  • If you visit the other side of the facility, please respectful of other track day events that are occurring.

  • Dogs must be on a leash at all times.

  • No campfires directly on the paddock surface, you MUST have an elevated fire pit. Clean it up afterward.

  • If your motorcycle is leaking remove it from the paddock area or use a drip pan.

Location Amenities:

RV and tent camping is allowed however there are no hook-ups in the paddock. Full hook-ups are available on the premises but must be arranged with WSIR. There is a public restroom on the premises. Willow Springs also has a Café located near the Big Willow track and it is open most weekends for breakfast and lunch.


Stores: There are a few grocery stores, a liquor store, and a few auto parts stores within 5 miles of the track.

Fuel: WISR has race fuel available at the track (contact the track for details). There are a few gas stations within 5 miles of the track in Rosamond.

Tire Service: Dunlop Tire Service by Racers Edge (702) 257-3808

Suspension services: Provided by OnTrack Suspension Service

Photography: Provided by Cali Photography


Gate Hours:

Friday and Saturday nights you may enter the property between 5:00 p.m. and 10:00 p.m. at the main gate.

  • The gate is usually open until 10:00 p.m. (Sometimes later, call WSIR to check (661) 256-6666)

  • Saturday & Sunday the gate will open at 6:30 a.m. 

  • All participants must be off the property on Sunday by 7:00 p.m.

  • There is a $20 entrance fee.

Local Emergency Numbers:

For Most Emergencies Dial: 911

Kern County Fire Department: (661) 256-2401

Kern County Sheriff: (661) 256-9700

Antelope Valley Hospital: (661) 949-5000 1600 W. Avenue J, Lancaster, CA 93534


Mention you are at a WSIR event for a discount at most local hotels. 

Comfort Inn & Suites

1825 W. Avenue J-12

Lancaster, CA 93534


Holiday Inn Express Lancaster

43719 17th St W

Lancaster, CA 93534

(661) 951-8848

Hampton Inn & Suites

2300 W. Double Play Way

Lancaster, CA 93536


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