Nascar owns the car numbers and leases them to each race team on an annual basis.
Before Dale Jr. began driving the #88 car in 2008, it was Robert Yates Racing who used the number.
In September 2007, RYR transferred the #88 to Hendrick Motorsports.
In 2008, Yates switched to the #28 car.
On November 12, 2008, Dale Earnhardt Inc. and Chip Ganassi Racing with Felix Sabates merged to form Earnhardt-Ganassi Racing. The team is co-owned by Teresa Earnhardt, Chip Ganassi and Felix Sabates. The Dale Earnhardt Inc. campus is still open to visitors and owned by Teresa Earnhardt.
88
Dale Earnhardt Jr. has driven the #88 Amp Energy/National Guard Chevy from 2008 to the present.
On the hood
Dale Earnhardt Jr. for Rick Hendrick.
Yes, he did. Dale Jr. drove the #88 with Hellmann's sponsorship.
Dale Jr. drives the #88 Chevrolet Impala.
In 2010, Mark Jacobs was Dale Jr's jackman for the #88 car.
#88
Dale Jr will drive the 88 car for Hendrick Motorsports.
Dale Jr. drives the #88 Chevy SS for Hendrick Motorsports.
In the Nascar Sprint Cup Series, Dale Jr. drives the #88 car with the National Guard and Diet Mountain Dew as his primary sponsors. In the Natiionwide Series, he is the co-owner of JR Motorsports, which fields three cars, the #5, #7 and the #88.