MANUFACTURERS OFFER CARS,MORE IN SWEEPSTAKES

RELATED: Sign up for sweepstakes today

All three NASCAR manufacturers are taking to social media, reminding fans of possible end-of-season rewards -- including new cars.

Chevrolet, Ford and Toyota all have sweepstakes where those who enter can win a Chevrolet SS, Ford Fusion Sport or Toyota Camry XSE. Learn more about that here.

Beyond even a new car, fans can win multiple prizes from each manufacturer, including a trip to Las Vegas for Champion's Week.

See below as Austin Dillon, Brad Keselowski, Kyle Busch and more fill in the details via social media.