The NASCAR Cup Series and Xfinity Series continue the playoffs this weekend in the desert, each kicking off their respective Round of 16 at Las Vegas Motor Speedway. Bookmark this page and check back often for the essentials of your race week: links to qualifying order, average practice speeds, results and more.
RELATED: Full weekend schedule | TV programs
NASCAR Cup Series
Race day: Sunday at 5:30 p.m. ET on USA Network. The categories listed below will be supplemented with links as information becomes available.
Tires: Ten sets for the weekend (eight new race sets, one set transferred from qualifying and one set for practice).
List of registrants
Qualifying order
Practice results
Training lap averages
Practice lap times
Qualifying results
Stands at the stands
Results of step 1
Step 2 results
Unofficial results
NASCAR Xfinity Series
Race Day: Saturday at 7:30 p.m. ET on The CW. The categories listed below will be supplemented with links as information becomes available.
Tires: Six sets for the weekend (four new race sets, one set transferred from qualifying and one set for practice).
List of registrants
Qualifying order
Practice results
Training lap averages
Practice lap times
Qualifying results
Stands at the stands
Results of step 1
Step 2 results
Race results
