The 2018 Rinnai 250 was the 2nd stock car race of the 2018 NASCAR Xfinity Series season, and the 27th iteration of the event. The race was held on Saturday, February 24, 2018 in Hampton, Georgia at Atlanta Motor Speedway, a 1.54 miles permanent asphalt quad-oval intermediate speedway. The race took the scheduled 163 laps to complete. At race's end, Kevin Harvick driving for Stewart-Haas Racing with Biagi-DenBeste would dominate the race and win his 1st and only win of the season driving a part-time schedule. The win was the 47th, and so far as of 2021, final win of his NASCAR Xfinity Series career. To fill out the podium, Joey Logano of Team Penske and Christopher Bell of Joe Gibbs Racing would finish second and third, respectively.
The 2018 Drive for the Cure 200 presented by Blue Cross Blue Shield of North Carolina was the 28th stock car race of the 2018 NASCAR Xfinity Series season, the second race in the Round of 12, and the 37th iteration of the event. The race was held on Saturday, September 29, 2018, in Concord, North Carolina at the Charlotte Motor Speedway roval, a permanent 2.28 miles road course, using part of the oval and part of the infield road course. The race took the scheduled 55 laps to complete. At race's end, Chase Briscoe of Stewart-Haas Racing with Biagi-DenBeste would dominate the late stages of the race to win his first ever career NASCAR Xfinity Series win and his first and only win of the season. To fill out the podium, Justin Marks of Chip Ganassi Racing and Austin Cindric of Team Penske would finish second and third, respectively.
The 2018 Alsco 300 was the 11th stock car race of the 2018 NASCAR Xfinity Series season and the 37th iteration of the event. The race was held on Saturday, May 26, 2018, in Concord, North Carolina at Charlotte Motor Speedway, a 1.5 miles permanent quad-oval. The race was extended from 200 laps to 204 due to a NASCAR overtime finish. At race's end, Brad Keselowski of Team Penske would win the race under caution, as Tyler Reddick and Ty Majeski would both wreck on the backstretch on the final lap, putting out a caution. The win was Keselowski's 38th career NASCAR Xfinity Series win and his second of the season. To fill out the podium, Cole Custer of Stewart-Haas Racing with Biagi-DenBeste and Christopher Bell of Joe Gibbs Racing would finish second and third, respectively.
The 2018 Buckle Up in Your Truck 225 was the 12th stock car race of the 2018 NASCAR Camping World Truck Series season and the eighth iteration of the event. The race was held on Thursday, July 12, 2018, in Sparta, Kentucky, at Kentucky Speedway, a 1.5-mile (2.41 km) tri-oval speedway. The race took the scheduled 150 laps to complete. At race's end, Ben Rhodes of ThorSport Racing would win after not pitting for tires on the final round of pit stops, earning his second career NASCAR Camping World Truck Series win and his first and only of the season. To fill out the podium, Stewart Friesen of Halmar Friesen Racing and Matt Crafton of ThorSport Racing would finish second and third, respectively.
The 2018 ToyotaCare 250 was the eighth stock car race of the 2018 NASCAR Xfinity Series season and the 31st iteration of the event. The race was held on Friday, April 20, 2018, in Richmond, Virginia at Richmond Raceway, a 0.75 miles D-shaped oval. The race took the scheduled 250 laps to complete. At race's end, Christopher Bell of Joe Gibbs Racing would dominate the late stages of the race to win his second career NASCAR Xfinity Series win and his first of the season. To fill out the podium, Noah Gragson of Joe Gibbs Racing and Elliott Sadler of JR Motorsports would finish second and third, respectively.
The 2018 Lakes Region 200 was the 18th stock car race of the 2018 NASCAR Xfinity Series season, and the 29th iteration of the event. The race was held on Saturday, July 21, 2018, in Loudon, New Hampshire, at New Hampshire Motor Speedway a 1.058 miles permanent, oval-shaped, low-banked racetrack. The race took the scheduled 200 laps to complete. At race's end, Christopher Bell of Joe Gibbs Racing would pit for four tires on the final round of pit stops compared to second-place finisher's Team Penske driver Brad Keselowski, who only took two tires. The strategy for Bell proved to be a winning strategy for Bell, as he would hold off Keselowski for the win to win his fourth career NASCAR Xfinity Series win, his third of the season, and his second consecutive win in the series. To fill out the podium, Ryan Preece of Joe Gibbs Racing would finish third.
The 2018 Bar Harbor 200 was the 29th stock car race of the 2018 NASCAR Xfinity Series season, the third and final race in the Round of 12, and the 19th iteration of the event. The race was held on Saturday, October 6, in Dover, Delaware at Dover International Speedway, a 1 mile (1.6 km) permanent oval-shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, Christopher Bell of Joe Gibbs Racing would dominate the race to win his seventh career NASCAR Xfinity Series win and his sixth of the season. To fill out the podium, Cole Custer of Stewart-Haas Racing with Biagi-DenBeste and Justin Allgaier of JR Motorsports would finish second and third, respectively.
The 2018 Overton's 300 was the 15th stock car race of the 2018 NASCAR Xfinity Series season and the 18th iteration of the event. The race was held on Saturday, June 30, 2018, in Joliet, Illinois at Chicagoland Speedway, a 1.5 miles (2.4 km) permanent D-shaped oval. The race took the scheduled 200 laps to complete. At race's end, Kyle Larson of Chip Ganassi Racing would come back from the rear of the field to win his tenth career NASCAR Xfinity Series win and his second of his part-time season. To fill out the podium, Kevin Harvick and Cole Custer of Stewart-Haas Racing with Biagi-DenBeste would finish second and third, respectively.
The 2018 Kansas Lottery 300 was the 30th stock car race of the 2018 NASCAR Xfinity Series season, the first race in the Round of 12, and the 18th iteration of the event. The race was held on Saturday, October 20, 2018, in Kansas City, Kansas at Kansas Speedway, a 1.500 miles permanent paved oval-shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, John Hunter Nemechek of Chip Ganassi Racing would take advantage of a late-race restart and pass eventual second-place driver Richard Childress Racing driver Daniel Hemric to win his first career NASCAR Xfinity Series win and his first and only win of the season. To fill out the podium, Elliott Sadler of JR Motorsports would finish third.
The 2018 Whelen Trusted to Perform 200 was the 32nd stock car race of the 2018 NASCAR Xfinity Series season, the third and final race in the Round of 8, and the 20th iteration of the event. The race was held on Saturday, November 10, 2018, in Avondale, Arizona, at ISM Raceway, a 1-mile (1.6 km) permanent low-banked tri-oval race track. The race took the scheduled 200 laps to complete. At race's end, Christopher Bell of Joe Gibbs Racing would dominate the late stages of the race to win his eighth career NASCAR Xfinity Series win, his seventh win of the season, and a guaranteed spot in the Championship 4. To fill out the podium, Daniel Hemric and Matt Tifft of Richard Childress Racing would finish second and third, respectively.
The 2018 EcoBoost 300 was the 33rd and final stock car race of the 2018 NASCAR Xfinity Series season, the championship race of that year, and the 24th iteration of the event. The race was held on Saturday, November 17, 2018, in Homestead, Florida at Homestead–Miami Speedway, a 1.5 miles (2.4 km) permanent oval-shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, JR Motorsports driver Tyler Reddick would take the lead after cunning pit strategy late in the race to win his first career NASCAR Xfinity Series championship, his 3rd win of his career in the series, and his second and final win of the season.
The 2017 Buckle Up in Your Truck 225 was the tenth stock car race of the 2017 NASCAR Camping World Truck Series and the seventh iteration of the event. The race was held throughout the days of July 6–7, 2017 due to rain delaying the race. The race was held in Sparta, Kentucky, at Kentucky Speedway, a 1.5-mile (2.41 km) tri-oval speedway. The race took the scheduled 150 laps to complete. At race's end, Christopher Bell, driving for Kyle Busch Motorsports, would comeback from an early spin and fiercely defend the lead in the late stages of the race to win his fifth NASCAR Camping World Truck Series win and his third of the season. To fill out the podium, Brandon Jones of MDM Motorsports and Justin Haley of GMS Racing would finish second and third, respectively.
The 2017 American Ethanol E15 250 presented by Enogen was the 14th stock car race of the 2017 NASCAR Xfinity Series season and the seventh iteration of the event. The race was held on Sunday, June 24, 2017, Newton, Iowa, at Iowa Speedway, a 0.875 miles (1.408 km) permanent oval-shaped racetrack. The race took the scheduled 250 laps to complete. At race's end, William Byron, driving for JR Motorsports, would win the race after leading 78 laps. It was Byron's first career win in the xfinity series. To fill out the podium, Ryan Sieg of RSS Racing and Tyler Reddick of Chip Ganassi Racing would finish second and third, respectively.
The 2017 Alsco 300 was the 16th stock car race of the 2017 NASCAR Xfinity Series season and the 17th iteration of the event. The race was held on Friday, July 7, 2017, Sparta, Kentucky, at Kentucky Speedway, a 1.5 miles (2.4 km) permanent tri-oval racetrack. Due to inclement weather, the remainder of the race was held on Saturday, July 8. The race took the scheduled 200 laps to complete. At race's end, Kyle Busch, driving for Joe Gibbs Racing, scored his 88th career win in the xfinity series. He would hold off Ryan Blaney and Erik Jones for the win.
The 2017 Overton's 200 was the 17th stock car race of the 2017 NASCAR Xfinity Series season and the 28th iteration of the event. The race was held on Saturday, July 15, 2017, in Loudon, New Hampshire, at New Hampshire Motor Speedway a 1.058 miles permanent, oval-shaped, low-banked racetrack. The race took the scheduled 200 laps to complete. At race's end, Kyle Busch, driving for Joe Gibbs Racing, would dominate late in the race to win his 89th career NASCAR Xfinity Series win and his third of the season. To fill out the podium, Ryan Preece of Joe Gibbs Racing and William Byron of JR Motorsports would finish second and third, respectively.
The 2017 Ford EcoBoost 200 was the 23rd and final stock car race of the 2017 NASCAR Camping World Truck Series, the sixth race of the 2017 NASCAR Camping World Truck Series playoffs, the championship 4 race, and the 22nd iteration of the event. The race was held on Friday, November 17, 2017, in Homestead, Florida at Homestead–Miami Speedway, a 1.5 miles (2.4 km) permanent oval-shaped racetrack. The race took the scheduled 134 laps to complete. At race's end, Chase Briscoe, driving for Brad Keselowski Racing, would dominate the race to win his first career NASCAR Camping World Truck Series win and his only win of the season.
The 2017 VisitMyrtleBeach.com 300 was the 27th stock car race of the 2017 NASCAR Xfinity Series season, the first race of the Round of 12, and the sixth iteration of the event. The race was held on Saturday, September 23, 2017, in Sparta, Kentucky, at Kentucky Speedway, a 1.5-mile (2.41 km) tri-oval speedway. The race took the scheduled 200 laps to complete. Tyler Reddick, driving for Chip Ganassi Racing, would dominate the late stages of the race to win his first career NASCAR Xfinity Series victory and his only win of the season. To fill out the podium, Brennan Poole, driving for Chip Ganassi Racing, and Justin Allgaier, driving for JR Motorsports, would finish second and third, respectively.
The 2023 Alsco Uniforms 300 was the 12th stock car race of the 2023 NASCAR Xfinity Series, and the 42nd iteration of the event. The race was held in Concord, North Carolina at Charlotte Motor Speedway, a 1.5 miles (2.4 km) tri-oval shaped racetrack. It was originally scheduled to be held on Saturday, May 27, 2023, but due to constant rain showers, the race was postponed until Monday, May 29, immediately following the Coca-Cola 600 Cup Series race on the same day. The race took the scheduled 200 laps to complete. Justin Allgaier, driving for JR Motorsports, was able to stretch out his fuel mileage during the final 20 laps, and earn his 20th career NASCAR Xfinity Series win, and his first of the season. Allgaier dominated the majority of the race as well, leading a race-high 83 laps. To fill out the podium, John Hunter Nemechek, driving for Joe Gibbs Racing, and Cole Custer, driving for Stewart-Haas Racing, would finish 2nd and 3rd, respectively.
The 2023 Alsco Uniforms 302 was the 30th stock car race of the 2023 NASCAR Xfinity Series, the first race of the Round of 8, and the 6th iteration of the event. The race was held on Saturday, October 14, 2023, in Las Vegas, Nevada at Las Vegas Motor Speedway, a 1.5 miles (2.4 km) permanent quad-oval shaped racetrack. The race took the scheduled 201 laps to complete. Riley Herbst, driving for Stewart-Haas Racing, would take the surprise win after putting on a blistering performance, winning the second stage and leading a race-high 103 laps, managing a 15 second lead over John Hunter Nemechek to earn his first career NASCAR Xfinity Series win in his 139th start. He would also be the first non-playoff driver to win a race this season. Stewart-Haas Racing would dominate over half of the race, with Herbst leading 103 laps and Cole Custer winning the first stage and leading 62 laps. To fill out the podium, Nemechek, driving Joe Gibbs Racing, and Custer, driving for SHR, would finish 2nd and 3rd, respectively.
The 2023 Contender Boats 300 was the 31st stock car race of the 2023 NASCAR Xfinity Series, the second race of the Round of 8, and the 29th iteration of the event. The race washeld on Saturday, October 21, 2023, in Homestead, Florida at Homestead–Miami Speedway, a 1.5 miles (2.4 km) permanent oval shaped racetrack. The race took the scheduled 200 laps to complete. In a wild finish, Sam Mayer, driving for JR Motorsports, would take the lead in the late stages of the race, and held off a fast-charging Riley Herbst in the closing laps to earn his fourth career NASCAR Xfinity Series win, his fourth of the season, and his first win on an oval track. He would also earn a spot in the Championship 4. Cole Custer would dominate the majority of the race, winning the first stage and leading a race-high 114 laps, until hitting the wall and blowing a tire in the late stages. To fill out the podium, Herbst, driving for Stewart–Haas Racing, and John Hunter Nemechek, driving for Joe Gibbs Racing, would finish 2nd and 3rd, respectively.
