The loose wheel gave when the machine took the jolt.
Paul di Resta made a bad pit exit with a loose wheel, and retired from the race.
He was in the lead when his Mercury hit a loose wheel rolling on the track, blew a tire and bent an axle.
Gordon scored a 5th place in the Southern 500; despite a loose wheel in the beginning of the race.
Meanwhile his arms worked overtime to master the impossibly loose steering wheel.
Seven laps later, Johnson made a pit stop because of a loose wheel.
On the 160th, Kurt Busch reported a loose wheel, and immediately pitted.
Prost would later pit to repair a loose wheel and problems with the stop dropped him down to fifth.
Sunday Silence weaved through the stretch like a shopping cart with a loose wheel.
One of the baggage carts has a loose wheel.