Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
ASP BB Holdings LLC
  2. Issuer Name and Ticker or Trading Symbol
Blue Bird Corp [BLBD]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O AMERICAN SECURITIES LLC, 299 PARK AVENUE, 34TH FLOOR
3. Date of Earliest Transaction (Month/Day/Year)
06/08/2016
(Street)

NEW YORK, NY 10171
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 06/08/2016   P   5,000,000 (1) (2) A $ 11 12,000,000 (1) (2) D (1) (2)  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
ASP BB Holdings LLC
C/O AMERICAN SECURITIES LLC
299 PARK AVENUE, 34TH FLOOR
NEW YORK, NY 10171
    X    
ASP BB Investco LP
C/O AMERICAN SECURITIES LLC
299 PARK AVENUE, 34TH FLOOR
NEW YORK, NY 10171
    X    
American Securities Partners VII, L.P.
C/O AMERICAN SECURITIES LLC
299 PARK AVENUE, 34TH FLOOR
NEW YORK, NY 10171
    X    
American Securities Partners VII(B), L.P.
C/O AMERICAN SECURITIES LLC
299 PARK AVENUE, 34TH FLOOR
NEW YORK, NY 10171
    X    
American Securities Partners VII(C), L.P.
C/O AMERICAN SECURITIES LLC
299 PARK AVENUE, 34TH FLOOR
NEW YORK, NY 10171
    X    
American Securities Associates VII, LLC
C/O AMERICAN SECURITIES LLC
299 PARK AVENUE, 34TH FLOOR
NEW YORK, NY 10171
    X    
AMERICAN SECURITIES LLC
299 PARK AVENUE
34TH FLOOR
NEW YORK, NY 10171
    X    

Signatures

 ASP BB Holdings LLC By: /s/ Eric L. Schondorf, as Vice President and Secretary   06/10/2016
**Signature of Reporting Person Date

 ASP BB Investco LP By: ASP Manager Corp., its general partner By: /s/ Eric L. Schondorf, as Vice President and Secretary   06/10/2016
**Signature of Reporting Person Date

 American Securities Partners VII, L.P. By: American Securities Associates VII, LLC, its general partner By: /s/ Michael G. Fisch, as Managing Member   06/10/2016
**Signature of Reporting Person Date

 American Securities Partners VII(B), L.P. By: American Securities Associates VII, LLC, its general partner By: /s/ Michael G. Fisch, as Managing Member   06/10/2016
**Signature of Reporting Person Date

 American Securities Partners VII(C), L.P. By: American Securities Associates VII, LLC, its general partner By: /s/ Michael G. Fisch, as Managing Member   06/10/2016
**Signature of Reporting Person Date

 American Securities Associates VII, LLC By: /s/ Michael G. Fisch, as Managing Member   06/10/2016
**Signature of Reporting Person Date

 American Securities LLC By: /s/ Michael G. Fisch, as President and Chief Executive Officer   06/10/2016
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The shares are owned directly by ASP BB Holdings LLC and may also be deemed to be indirectly beneficially owned by (i) ASP BB Investco LP, the sole member of ASP BB Holdings LLC ("Investco"), (ii) American Securities Partners VII, L.P., American Securities Partners VII(B), L.P. and American Securities Partners VII(C), L.P., the owners of partnership interests in Investco (each, a "Sponsor"), (iii) American Securities Associates VII, LLC, as general partner of the Sponsors ("GP"), and (iv) American Securities LLC, which provides investment advisory services to each Sponsor.
(2) Each Reporting Person disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
 
Remarks:
Exhibit 99.1-Joint Filer Information, incorporated herein by reference.

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