Cars

A113 is the license plate of Tow Mater
A113 is also the number of the freight train that almost crashes into Lightning McQueen
John Ratzenberger plays McQueen’s dedicated transportation truck, Mack
The Luxo ball or lamp has not been spotted in Cars
A anthropomorphized ‘Pizza Planet Truck’ attends the final race between McQueen, Chuck, and the King
‘Dinoco’, (the most popular and desired race sponsor) is the same gas station company that Andy’s mom stops at during Toy Story
Lightning McQueen (and all the other racer’s) tires have a branding that reads ‘Lightyear’. A reference to Buzz Lightyear from Toy Story
During the credits, there is a short clip of the cars attending a triple feature drive in movie. The films playing are titled “Toy Car Story”, “Monster Truck, Inc.”, and “A Bug’s Life”, which are all automobile-ized versions Toy Story, Monsters, Inc., and A Bug’s Life
The white car numbered 84 in the beginning race is a reference to chief executive Steve Job’s company Apple, and the date of their first Apple Macintosh Computer release
Lightning McQueen’s number, 95, is a reference to the year Pixar’s first movie released; Toy Story