POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Brent L. Yeagy, President and Chief Executive Officer, Michael N. Pettit, Senior Vice President and Chief Financial Officer, and Melanie D. Margolin, Senior Vice President and General Counsel, Corporate Secretary, and each of them individually, as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned’s name, place and stead, in any and all capacities, to sign the undersigned’s name as a director of Wabash National Corporation (the “Company”) to this Registration Statement on Form S-3 and any amendments (including post-effective amendments) or supplements thereto and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission under the Securities Act of 1933, as amended, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or any substitute, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of the 27th day of February, 2020.

/s/ Dr. Martin C. Jischke

Dr. Martin C. Jischke

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Brent L. Yeagy, President and Chief Executive Officer, Michael N. Pettit, Senior Vice President and Chief Financial Officer, and Melanie D. Margolin, Senior Vice President and General Counsel, Corporate Secretary, and each of them individually, as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned’s name, place and stead, in any and all capacities, to sign the undersigned’s name as a director of Wabash National Corporation (the “Company”) to this Registration Statement on Form S-3 and any amendments (including post-effective amendments) or supplements thereto and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission under the Securities Act of 1933, as amended, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or any substitute, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of the 27th day of February, 2020.

/s/ Therese M. Bassett

Therese M. Bassett

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Brent L. Yeagy, President and Chief Executive Officer, Michael N. Pettit, Senior Vice President and Chief Financial Officer, and Melanie D. Margolin, Senior Vice President and General Counsel, Corporate Secretary, and each of them individually, as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned’s name, place and stead, in any and all capacities, to sign the undersigned’s name as a director of Wabash National Corporation (the “Company”) to this Registration Statement on Form S-3 and any amendments (including post-effective amendments) or supplements thereto and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission under the Securities Act of 1933, as amended, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or any substitute, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of the 27th day of February, 2020.

/s/ John G. Boss

John G. Boss

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Brent L. Yeagy, President and Chief Executive Officer, Michael N. Pettit, Senior Vice President and Chief Financial Officer, and Melanie D. Margolin, Senior Vice President and General Counsel, Corporate Secretary, and each of them individually, as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned’s name, place and stead, in any and all capacities, to sign the undersigned’s name as a director of Wabash National Corporation (the “Company”) to this Registration Statement on Form S-3 and any amendments (including post-effective amendments) or supplements thereto and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission under the Securities Act of 1933, as amended, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or any substitute, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of the 28th day of February, 2020.

/s/ John E. Kunz

John E. Kunz

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Brent L. Yeagy, President and Chief Executive Officer, Michael N. Pettit, Senior Vice President and Chief Financial Officer, and Melanie D. Margolin, Senior Vice President and General Counsel, Corporate Secretary, and each of them individually, as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned’s name, place and stead, in any and all capacities, to sign the undersigned’s name as a director of Wabash National Corporation (the “Company”) to this Registration Statement on Form S-3 and any amendments (including post-effective amendments) or supplements thereto and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission under the Securities Act of 1933, as amended, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or any substitute, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of the 29th day of February, 2020.

/s/ Larry J. Magee

Larry J. Magee

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Brent L. Yeagy, President and Chief Executive Officer, Michael N. Pettit, Senior Vice President and Chief Financial Officer, and Melanie D. Margolin, Senior Vice President and General Counsel, Corporate Secretary, and each of them individually, as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned’s name, place and stead, in any and all capacities, to sign the undersigned’s name as a director of Wabash National Corporation (the “Company”) to this Registration Statement on Form S-3 and any amendments (including post-effective amendments) or supplements thereto and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission under the Securities Act of 1933, as amended, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or any substitute, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of the 2nd day of March, 2020.

/s/ Ann D. Murtlow

Ann D. Murtlow

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Brent L. Yeagy, President and Chief Executive Officer, Michael N. Pettit, Senior Vice President and Chief Financial Officer, and Melanie D. Margolin, Senior Vice President and General Counsel, Corporate Secretary, and each of them individually, as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned’s name, place and stead, in any and all capacities, to sign the undersigned’s name as a director of Wabash National Corporation (the “Company”) to this Registration Statement on Form S-3 and any amendments (including post-effective amendments) or supplements thereto and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission under the Securities Act of 1933, as amended, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or any substitute, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of the 27th day of February, 2020.

/s/ Scott K. Sorensen

Scott K. Sorensen

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned constitutes and appoints Brent L. Yeagy, President and Chief Executive Officer, Michael N. Pettit, Senior Vice President and Chief Financial Officer, and Melanie D. Margolin, Senior Vice President and General Counsel, Corporate Secretary, and each of them individually, as the undersigned’s true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned’s name, place and stead, in any and all capacities, to sign the undersigned’s name as a director of Wabash National Corporation (the “Company”) to this Registration Statement on Form S-3 and any amendments (including post-effective amendments) or supplements thereto and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission under the Securities Act of 1933, as amended, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or any substitute, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of the 4th day of March, 2020.

/s/ Stuart A. Taylor, II

Stuart A. Taylor, II