IROC X

IROC X was the tenth year of IROC competition, which took place in 1986. It saw the use of the Chevrolet Camaro in all races, it was the final season that television coverage was on CBS, and continued the format introduced in IROC VIII. Race one took place on the Daytona International Speedway, race two took place at Mid-Ohio, race three ran at Talladega Superspeedway, and race four concluded the year at Watkins Glen International. Al Unser Jr. won the championship and $164,100.

The roster of drivers and final points standings were as follows: ^[1]

Rank	Driver	Points	Winnings	Series and reason for invite
1	Al Unser Jr.	62	$164,100	CART PPG IndyCar World Series 2nd in 1985 IndyCar points
2	Bill Elliott	59	$82,100	NASCAR Winston Cup Series 1985 Daytona 500, 1985 Winston 500, & 1985 Southern 500 winner 1985 Winston Million winner 2nd in 1985 Winston Cup points
3	Cale Yarborough	57	$60,900	NASCAR Winston Cup Series IROC VIII Champion
4	Al Unser	51	$47,400	CART PPG IndyCar World Series 1985 IndyCar Champion IROC V Champion
5	Darrell Waltrip	48	$39,000	NASCAR Winston Cup Series 1985 Winston Cup Champion
6	Harry Gant	42	$36,000	NASCAR Winston Cup Series Defending IROC Champion
7	Bobby Rahal	37	$29,000	CART PPG IndyCar World Series 3rd in 1985 IndyCar points
8	Klaus Ludwig 1	29	$25,000	IMSA Camel GTP 1985 24 Hours of Le Mans Winner
9	Hans-Joachim Stuck 1	29	$24,000	World Sports-Prototype Championship 1985 World Sportscar Co-Champion
10	Hurley Haywood 2	28	$23,000	IMSA Camel GTP 3rd in 1985 IMSA Camel GTP points
11	Jochen Mass 2	28	$22,000	World Sports-Prototype Championship 3rd in 1985 World Sportscar Championship
12	Rick Mears	25	$20,800	CART PPG IndyCar World Series 10th in 1985 IndyCar points