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NASCAR’s Saturday schedule at Auto Club Speedway

Auto Club Speedway - 300

FONTANA, CA - MARCH 19: Daniel Suarez, driver of the #19 Interstate Batteries Toyota, pits under caution during the NASCAR Xfinity Series 300 at Auto Club Speedway on March 19, 2016 in Fontana, California. (Photo by Robert Laberge/Getty Images)

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The Xfinity Series ends its part of the “West Coast swing” today with the Service King 300.

But the day is filled with Cup Series practice and Xfinity qualifying prior to the race.

Here is the full schedule for the day with TV and radio info.

All times are Eastern.

Saturday, March 25

10 a.m. - Xfinity garage opens

10 a.m. - 6 p.m. - Cup garage open

11:30 a.m. - 12:25 p.m. - Cup practice (FS1, MRN)

12:30 p.m. - Xfinity qualifying; single vehicle/two rounds (FS1)

2:15 p.m. - Xfinity driver-crew chief meeting

2:30 - 3:20 p.m. - Final Cup practice (FS1, MRN)

3:30 p.m. - Xfinity driver introductions

4 p.m. - Service King 300 Xfinity race; 150 laps/300 miles (FS1, MRN, SiriusXM NASCAR Radio)