Dale Earnhardt Jr.'s NASCAR retirement tour

Dale Earnhardt Jr. (88) celebrates with his team after the Ford EcoBoost 400 at Homestead-Miami Speedway, his final race as a full-time driver.

Dale Earnhardt Jr. (88) salutes the crowd before his final full-time race, the Ford EcoBoost 400 at Homestead-Miami Speedway.

Dale Earnhardt Jr., left, autographs a replica car at Homestead-Miami Speedway during the final weekend of his NASCAR Cup Series career.

Dale Earnhardt Jr. gets emotional during his final press conference on Nov. 17 at Homestead-Miami Speedway.

Dale Earnhardt Jr., front right, members of his No. 88 Hendrick Motorsports team, retired three-time Cup champion Tony Stewart, front left, and others pose for a photo after qualifying for the final NASCAR Cup Series race of his career on Nov. 17.

Nov. 11: Dale Earnhardt Jr. signs autographs during practice for he Can-Am 500 at Phoenix Raceway.

Nov. 12: Dale Earnhardt Jr. finished 10th in the Can-Am 500, his final Cup Series race at Phoenix Raceway.

Nov. 3: Dale Earnhardt Jr. receives gifts during race week before the AAA Texas 500 at Texas Motor Speedway.

Nov. 3: Texas Motor Speedway President Eddie Gossage (left) speaks with Dale Earnhardt Jr. as Earnhardt receives gifts during race week before the AAA Texas 500 at Texas Motor Speedway.

On lap 88 of the First Data 500, the crowd at Martinsville Speedway acknowledge Dale Earnhardt Jr.'s last race at the track on Oct. 29.

Oct. 21: A Kansas City Royals jersey with his father's number on it seems the perfect gift for Dale Earnhardt Jr. Royals manager Ned Yost and Dale Earnhardt Sr. were good friends.

Oct. 15: Fans are penned in as they take photos of Dale Earnhardt Jr. before his final NASCAR Cup race at Talladega Superspeedway.

Oct. 13: Dale Earnhardt Jr. took a spin in the car his late father, Dale Earnhardt Sr., drove in his rookie season in 1979 and championship season in 1980.

Oct. 8: Dale Earnhardt Jr. hangs out with team owner Rick Hendrick on pit road before his final home race, at Charlotte Motor Speedway.

Oct. 1: Dale Earnhardt Jr. prepares for his final Cup race at Dover International Speedway. He finished seventh, in one of his most consistent races of the season.

Sept. 29: Dale Earnhardt Jr. shows off a gift presented by Dover International Speedway president Michael Tatoian. The replica trophy details Earnhardt's 2001 victory at the track in the first NASCAR race post-9/11.

Sept. 24: Dale Earnhardt Jr., right, shares a laugh with NASCAR Hall of Famer Bill Elliott, center, and teammate Chase Elliott, left, before the start of the playoff race at New Hampshire Motor Speedway.

Sept. 22: Dale Earnhardt Jr., center, poses with Colonial American reenactors during a presentation at New Hampshire Motor Speedwway.

Sept. 17: Dale Earnhardt Jr. (right) stands on the grid with members of his crew during the pre-race ceremonies for the Tales of the Turtles 400 at Chicagoland Speedway. He finished 17th.

Sept. 9: Dale Earnhardt Jr. finished 13th in NASCAR's regular-season finale at Richmond Raceway, missing the Cup Series playoffs in his final season.

Sept. 3: Dale Earnhardt Jr. signs autographs for fans before the Southern 500 at Darlington Raceway.

Aug. 19: Fans display appreciation for driver Dale Earnhardt Jr. before the night race at Bristol Motor Speedway.

Aug. 13: The start/finish line at Michigan International Speedway carried this message for Dale Earnhardt Jr., who finished 14th.

Aug. 8: Dale Earnhardt Jr. signs autographs for fans after practice during training camp at Bon Secours Washington Redskins Training Center.

Aug. 8: Quarterback Kirk Cousins talks with fan and NASCAR driver Dale Earnhardt Jr. after practice during training camp at Bon Secours Washington Redskins Training Center.

Aug. 8: Dale Earnhardt Jr. catches a pass from Kirk Cousins (not pictured) as cornerback Josh Norman defends after practice during training camp at Bon Secours Washington Redskins Training Center.

Aug. 8: Cornerback Josh Norman hangs with fan and NASCAR driver Dale Earnhardt Jr. after practice during training camp at Bon Secours Washington Redskins Training Center.

Aug. 8: Washington Redskins tackle Morgan Moses prepares to take laps around Richmond Raceway with Dale Earnhardt Jr.

July 22: The gifts continue. Indianapolis Motor Speedway gave Dale Earnhardt Jr. the No. 8 from the old scoring pylon.

July 20: Alex Bowman (right) watches as Dale Earnhardt Jr. tweets before driver introductions at Daytona International Speedway in this July 5, 2014, photo. Bowman was named Earnhardt's replacement in the No. 88 Chevrolet.

July 16: Fans leave messages on the pit wall of the No. 88 Chevrolet at New Hampshire Motor Speedway.

June 30: Daytona International Speedway, where Dale Earnhardt Jr. burnished his legacy, presented him with this painting, which features three of his winning cars.

June 23: Sonoma Raceway presented NASCAR's most popular driver with a commemorative bottle of wine. The raceway also donated three service dogs, named Dale, Amy and Junior.

May 28: Dale Earnhardt Jr. takes a final spin during the Coca-Cola 600, NASCAR's longest race.

April 30: Dale Earnhardt Jr. tightens his helmet as he prepares for the Toyota Owners 400, where he started 12th and finished 30th in his first race since announcing his retirement from full-time competition.

April 30: A crew member for the Hendrick Motorsports No. 88 team talks with Dale Earnhardt Jr. on the grid before the race at Richmond Raceway.

April 30: Rookie Daniel Suarez enjoyed a pre-race ride around the track with Dale Earnhardt Jr. at Richmond Raceway.