Exhibit 1

JOINT FILING AGREEMENT

Pursuant to Rule 13d-1(k)

The undersigned acknowledge and agree that the foregoing statement on Schedule 13D is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13D shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained herein and therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.

Dated: April 8, 2026

	GROUPE AUTOBUS GIRARDIN LTÉE

	By:	/s/ Steve Girardin
		Steve Girardin, Authorized Signatory

	STEVE GIRARDIN

	By:	/s/ Steve Girardin
		Steve Girardin

	DAVE GIRARDIN

	By:	/s/ Steve Girardin
		Steve Girardin, Attorney-in-Fact for Dave Girardin

	ANDRÉ GIRARDIN

	By:	/s/ Steve Girardin
		Steve Girardin, Attorney-in-Fact for André Girardin

Blue Bird Corp SCHEDULE 13D