Crunches

The crunches of the gravel under the car's wheels filled the air.

The gravel crunches as the car drives up the driveway.

The car manufacturer tested the durability of their vehicles by simulating the crunches of a collision.

The machine crunches the cars into scrap metal at the junkyard.

He crunches the gravel beneath his tires as he drives down the dirt road.