There’s nothing quite like the rush of NASCAR—the speed, the rivalries, the thunder of engines shaking the stands. But for all its heart-stopping excitement, the sport has also seen its share of heartbreak,

NASCAR has now run its Next Gen car for five seasons, and some have adapted to the change better than others. Who has it helped (or hurt) the most? We asked the drivers themselves, and here's what they said.

Longtime NASCAR driver Greg Biffle died in a plane crash on Thursday, Dec. 18. Here's how NASCAR icons honored him.