Exhibit 99.1 Form 4 Joint Filer Information Names of the Reporting Persons: o Coliseum Capital Management, LLC, a Delaware limited liability company ("CCM"); o Coliseum Capital Partners, L.P., a Delaware limited partnership ("CCP"); o Coliseum Capital Partners II, L.P., a Delaware limited partnership ("CCP2" and, together with CCP, the "Funds"); o Coliseum School Bus Holdings, LLC, a Delaware limited liability company ("CSB"); o Coliseum Capital, LLC, a Delaware limited liability company ("CC"); o Christopher Shackelton ("Shackelton"); and o Adam Gray ("Gray"), a member of the board of directors of Blue Bird Corporation (the "Issuer"). Non-Derivative Securities Acquired: The Reporting Persons and a separate investment advisory account managed by CCM (the "Separate Account") acquired shares of the Issuer's common stock, $0.0001 par value ("Common Shares") as follows: Transaction Amount Price Amount of Securities Date of Beneficially Owned Securities Following Reported Acquired Transactions ------------------------------------------------------ 02/24/2015 2,500,000 (1) $10 2,500,000 (1) ------------------------------------------------------ Derivative Securities The Reporting Persons and the Separate Account Acquired: acquired the shares of the Issuer's 7.625% Series A Convertible Cumulative Preferred Stock (the "Series A Shares") as follows: Transaction Conversion Number of Price Amount of Date or Exercise Derivative Derivative Price of Securities Securities Derivative Acquired Beneficially Owned Following Reported Transactions ------------------------------------------------------ 02/24/2015 $11.59 100,000 (2)$100 100,000 (2) ------------------------------------------------------ ----------------------- (1) Consists of Common Shares that were acquired directly by the Reporting Persons and the Separate Account as follows: Entity Number of Shares ------ ---------------- CCP 1,689,000 CCP2 310,000 Separate Account 501,000 Shackelton and Gray are managers of and have an ownership interest in each of CCM (the investment advisor to the Separate Account) and CC (the general partner of each of the Funds) and may be deemed to have an indirect pecuniary interest in the shares held by the Funds and the Separate Account due to CCM's right to receive performance-related fees from the Separate Account and CC's right to receive performance-related fees from the Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of that person's pecuniary interest therein. (2) Consists of Series A Shares held directly by CSB. Certain of the Reporting Persons and the Separate Account, through their ownership interest in CSB, have an indirect beneficial ownership in the Series A Shares as follows: Entity Number of Shares ------ ---------------- CCP 67,500 CCP2 12,400 Separate Account 20,100 Shackelton and Gray are managers of and have an ownership interest in each of CCM (the investment advisor to the Separate Account and manager of CSB) and CC (the general partner of each of the Funds) and may be deemed to have an indirect pecuniary interest in the Series A Shares owned by the Funds and the Separate Account due to CCM's right to receive performance-related fees from the Separate Account and CC's right to receive performance-related fees from the Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of that person's pecuniary interest therein.