Todd Parrott, the 1999 championship-winning crew chief, will take the place of Luke Lambert on top of the No. 31 pit box.
Fines and points penalties have been reduced, but the suspensions of all three RCR team members remain at six races.
Casey Mears and team have made tremendous gains as an organization over the last two years.
Ryan Newman finished second in the season finale, just behind Kevin Harvick.
' I'm going to give it all I've got,' Dillon says
Talladega qualifying saw a new driver earn pole position.
Brian Scott started 12th in the 56th running of the Daytona 500. In only his second NASCAR Sprint Cup Series start, Scott finished 25th.
Richard Childress Racing drivers Ryan Newman and Austin Dillon finished 10th and 19th in the first Daytona Duel. In the second 60-lap event, Paul Menard finished fourth.
That black #3 RCR Chevrolet is, of course, forever linked to the late Dale Earnhardt SR who won nearly all of his seven NASCAR championships in that ride.
Dillon will join Paul Menard in the No. 27 and Ryan Newman in the No. 31.
The alliance will include receiving ECR Engines and engineering services during the 2014 NASCAR Sprint Cup Series season with driver AJ Allmendinger behind the wheel of the No. 47 entry.
Fuel bites Kevin Harvick, then helps him win at Phoenix
Brings extensive F1 experience and wealth of racing knowledge.
Lame ducks don't win NASCAR Sprint Cup championships but Harvick aims to prove that theory wrong.
Nation's largest online mortgage lender Quicken Loans will be primary sponsor on No. 31 Richard Childress Racing Chevrolet for 12 races in 2014
Richard Childress: "I am very proud to have Ryan in our No. 31 Caterpillar Chevrolet starting next year."
Jeff Burton and team owner Richard Childress saw the handwriting on the wall and decided to part ways at the end of the 2013 season.