Nos. 48, 88 teams hit the track for live stops
Tire changer Joe Slingerland chats with Chad Knaus, crew chief of the No. 48 Lowe's Chevrolet SS, during practice. The Nos. 48 and 88 Hendrick Motorsports pit crews recently participated in live pit stop drills at Concord (N.C.) Motor Speedway to prepare for the upcoming NASCAR Sprint Cup season.