EXHIBIT 32

Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the filing of the Quarterly Report on Form 10-Q for the quarter ended June 30, 2011, (the “Report”) by Arkansas Best Corporation (the “Registrant”), each of the undersigned hereby certifies that:

1.The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended, and

2.The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

	ARKANSAS BEST CORPORATION
	(Registrant)
Date: August 9, 2011	/s/ Judy R. McReynolds
	Judy R. McReynolds
	President — Chief Executive Officer and Principal Executive Officer

	ARKANSAS BEST CORPORATION
	(Registrant)
Date: August 9, 2011	/s/ Michael E. Newcity
	Michael E. Newcity
	Vice President — Chief Financial Officer
	and Principal Financial Officer