The2018 NASCAR Camping World Truck Series was the 24th season of the third highest stock carracing series sanctioned byNASCAR in North America.Christopher Bell entered as the defending champion, but he did not defend his championship, leaving his No. 4Kyle Busch Motorsports entry to a number of drivers throughout the season, withTodd Gilliland covering the majority of the schedule in the truck. Title sponsor Camping World Holdings rebranded the series with theirGander Outdoors brand they acquired in 2017 for the 2019 season, replacing theCamping World brand.

This was the third year that the Truck Series (and theXfinity Series) had a playoff system. For the first time in the three years of the playoffs at that time, Christopher Bell and Matt Crafton were not part of the "championship 4" drivers competing for the title atHomestead. Bell had moved up to the Xfinity Series full-time, while Crafton did qualify for the postseason but did not advance to the last round of the playoffs as he had done the past two years.

The 2018 season was also the first to feature the regular season championship trophy, which was awarded at the final race before theplayoffs.^[1]Johnny Sauter clinched the NCWTS Regular Season Championship trophy at the end of theUNOH 200 atBristol Motor Speedway.^[2]Brett Moffitt was declared the NCWTS Champion for 2018, after winning theFord EcoBoost 200 atHomestead-Miami Speedway. In addition,Hattori Racing Enterprises won the NCWTS Owners' Championship.

• On October 30, 2017, it was announced thatAustin Wayne Self would drive full-time for Niece Motorsports. Self had driven part-time for multiple teams including Niece,AM Racing andMartins Motorsports in 2017.^[3] On December 12, 2017, it was announced thatJustin Fontaine would drive a second truck, numbered 45, alongside Self. Niece also formed a technical alliance withGMS Racing.^[4]
• On November 10, 2017, it was announced thatAustin Hill would run the full season forYoung's Motorsports in the No. 02. He had run part-time for the team in 2017.^[5]
• On February 7, it was announced thatBrett Moffitt would drive full-time forHattori Racing Enterprises in the team's No. 16 truck, replacingRyan Truex. Moffitt had driven part-time in the Truck Series withRed Horse Racing in 2017. He had also previously driven for HRE in theNASCAR K&N Pro Series East.^[6]
• On January 8, 2018, it was announced thatHarrison Burton would be driving 9 races forKyle Busch Motorsports in the No. 51Toyota Tundra. Burton will be in the truck at Martinsville in the spring and fall, Dover, Iowa, Bristol, Canadian Tire Motorsport Park, Texas in the fall, ISM Raceway in Phoenix, and Homestead-Miami.^[7] On January 11, it was announced that team ownerKyle Busch will drive the No. 51 truck in three races: Las Vegas in the spring, Charlotte, and Pocono. On January 23, it was announced thatJGRNASCAR Xfinity Series driverBrandon Jones, as well as NASCAR Next alumSpencer Davis andRiley Herbst, would drive the No. 51 for most of the rest of the season, with Jones and Herbst also making one start apiece in the team's No. 46 entry.^[8]
• On January 17, 2018, it was announced thatTodd Gilliland will drive the No. 4 truck full-time effective May 15, when he reaches the minimum age for full-time drivers (18). Gilliland will drive in both age-eligible races at Martinsville and Dover prior to his birthday. In 2017, Gilliland drove full-time in both theNASCAR K&N Pro Series East andWest, driving the No. 16Toyota Camry for Bill McAnally Racing and winning the West series championship. Gilliland also made Truck starts for Kyle Busch Motorsports, driving the No. 46 and No. 51 Toyota Tundras at age-eligible races in the previous season.^[9]
• On January 12, 2018, it was announced thatDalton Sargeant would be racing full-time forGMS Racing driving the No. 25Chevrolet Silverado. Sargeant will also compete for Rookie of the Year honors. In 2017, Sargeant drove full-time in theARCA Racing Series, driving the No. 77Ford Fusion forCunningham Motorsports. Sargeant also made a few starts in the Truck Series, driving the No. 99MDM Motorsports Chevrolet Silverado.^[10]
• On January 16, 2018, it was announced thatCody Coughlin would be joiningGMS Racing in 2018, driving the No. 2Chevrolet Silverado. In 2017, Coughlin drove the No. 13Toyota Tundra forThorSport Racing.^[11]
• On January 23, 2018, it was announced thatRobby Lyons would run the full season forPremium Motorsports in 2018 in the No. 15 Chevrolet. Lyons previously drove a two races for Premium in 2017, driving the organization's No. 49 entry.^[12] It was later announced prior to the spring Dover race that Lyons's sponsorship deal fell through, and he would be replaced by part-time Premium MotorsportsCup Series driverRoss Chastain. Lyons would return to the truck at Kansas.
• On January 25, 2018, it was announced thatChris Eggleston would drive a partial schedule for the newDavid Gilliland Racing-Crosley Sports Group team. Eggleston had last run in the Truck Series in 2014.^[13]
• On January 31, 2018, it was announced thatJordan Anderson would run his own team for the 2018 season with support fromNiece Motorsports. He will drive aToyota Tundra for therestrictor plate tracks and alternate other manufacturers throughout the season.^[14]
• On February 2, 2018, it was announced thatMax McLaughlin, son of longtime Busch Series driverMike McLaughlin, had signed a driver development contract withNiece Motorsports, and will run at least four races for the team in 2018. He will make his debut at Eldora.^[15]
• On February 7, 2018, it was announced thatMyatt Snider would be joiningThorSport Racing in 2018, driving the No.13Ford F-150. Last year Snider drove the No. 51Kyle Busch MotorsportsToyota Tundra part-time.^[16]

• On August 17, 2017,Brad Keselowski announced the shutdown ofBrad Keselowski Racing after the 2017 season.^[17]
• On December 30, 2017,Martins Motorsports announced the closure of the team. Team ownerTommy Joe Martins stated that deals with other drivers to drive the truck had fallen through, and that he is driving a partialXfinity Series schedule withB. J. McLeod Motorsports in 2018.^[18]
• On January 22, 2018,David Gilliland Racing andCrosley Sports Group announced a merger of their teams which includes an expansion to a single truck driver development team in the Camping World Truck Series with support from Toyota Racing Development and an alliance withKyle Busch Motorsports. These teams will continue to field cars in late models, the K&N Pro Series, and the ARCA racing series.Bo LeMastus will drive the No. 54 Toyota.^[19]
• Young's Motorsports formed an alliance with Team Dillon to put Team Dillon drivers in a second Young's truck, the No. 20. The No. 20 ran part-time in 2017 but will run the length of the schedule in 2018.^[20]

• On January 16, 2018, it was announced that, after a six-year relationship,ThorSport Racing split ways withToyota. On January 22, 2018,Ford was announced to be the new manufacturer for the team.

• Teams may use an Ilmor-builtLSX 396 engine, similar to theARCA Racing Series, in 2018, regardless of manufacturer of the body.

The final schedule – comprising 23 races – was released on May 23, 2017.^[21]

In 2015, NASCAR and 21Camping World Truck Series tracks agreed on a five-year contract that guarantees each track would continue to host races through 2020.^[26] Despite the agreement,Speedway Motorsports decided to cancel theNew Hampshire Motor Speedway race and add a second race atLas Vegas Motor Speedway, to form two weekends involving each of the three national series.^[27] The new race will be the third race of the regular season, while the established fall race will be the second race of the first playoff round.

As a result, theChevrolet Silverado 250 atCanadian Tire Motorsport Park will be held as the first race of the playoffs, while theOverton's 225 atChicagoland Speedway will move from September to June. TheUNOH 200 atBristol Motor Speedway will become the final race of the regular season as a result of the schedule realignment.

Unlike the 2017 schedule, theJEGS 200 atDover International Speedway will precede the37 Kind Days 250 atKansas Speedway and theNorth Carolina Education Lottery 200 atCharlotte Motor Speedway. Also, theEaton 200 atGateway Motorsports Park will be held one week later as the tenth race of the season, slated to be held the week before the Chicagoland round.^[21][28]

On April 17, 2018,Bristol Motor Speedway announced theUNOH 200 will be moved one day to Thursday night, August 16. The new race date will also reflect a change from FS1 to Fox, as the race broadcast moves to the broadcast network. The live Thursday night race on Fox coincides with preparation for Fox to broadcast the majority of Thursday games during the2018 NFL season.^[29] Fox will now air two Truck Series races, both during the second half of the season when NBC has the Monster Energy NASCAR Cup and Xfinity Series coverage.

(key) Bold – Pole position awarded by time.Italics – Pole position set by final practice results or owner's points. * – Most laps led.¹ – Stage 1 winner.² – Stage 2 winner.^1-10 – Regular season top 10 finishers.
. – Eliminated after Round of 8. – Eliminated after Round of 6

(key) Bold – Pole position awarded by time.Italics – Pole position set by final practice results or rainout. * – Most laps led.¹ – Stage 1 winner.² – Stage 2 winner.^1-10 – Owners' regular season top 10 finishers.
. – Eliminated after Round of 8. – Eliminated after Round of 6