<SUBMISSION>
<ACCESSION-NUMBER>0000912057-02-017110
<TYPE>DEFA14A
<PUBLIC-DOCUMENT-COUNT>1
<FILING-DATE>20020429
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>MONACO COACH CORP /DE/
<CIK>0000910619
<ASSIGNED-SIC>3711
<IRS-NUMBER>351880244
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0102
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>DEFA14A
<ACT>34
<FILE-NUMBER>001-14725
<FILM-NUMBER>02624720
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>91320 COBURG INDUSTRIAL WY
<CITY>COBURG
<STATE>OR
<ZIP>97408
<PHONE>5416868011
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>91320 COBURG INDUSTRIAL WAY
<CITY>COBURG
<STATE>OR
<ZIP>97408
</MAIL-ADDRESS>
</FILER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>a2078005zdefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
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<P><FONT SIZE=2>TYPE: DEFA14A<BR>
SEQUENCE: 1<BR>
DESCRIPTION: DEFINITIVE ADDITIONAL MATERIALS </FONT></P>

<P ALIGN="CENTER"><FONT SIZE=2><B>SCHEDULE 14A INFORMATION</B></FONT></P>

<P ALIGN="CENTER"><FONT SIZE=2>PROXY
STATEMENT PURSUANT TO SECTION 14(A) OF THE<BR>
SECURITIES EXCHANGE ACT OF 1934<BR>
(AMENDMENT NO. 1) </FONT></P>

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<TR VALIGN="TOP">
<TD COLSPAN=3><FONT SIZE=2>Filed by the Registrant <FONT FACE="WINGDINGS">&#253;</FONT></FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD COLSPAN=3><FONT SIZE=2>Filed by a Party other than the Registrant <FONT FACE="WINGDINGS">&#111;</FONT></FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD COLSPAN=3><FONT SIZE=2><BR>
Check the appropriate box:</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#111;</FONT></FONT></TD>
<TD WIDTH="3%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="95%"><FONT SIZE=2>Preliminary Proxy Statement</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#111;</FONT></FONT></TD>
<TD WIDTH="3%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="95%"><FONT SIZE=2>Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#111;</FONT></FONT></TD>
<TD WIDTH="3%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="95%"><FONT SIZE=2>Definitive Proxy Statement</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#253;</FONT></FONT></TD>
<TD WIDTH="3%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="95%"><FONT SIZE=2>Definitive Additional Materials</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#111;</FONT></FONT></TD>
<TD WIDTH="3%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="95%"><FONT SIZE=2>Soliciting Material Pursuant to sec.240.14a-11(c) or 240.14a-12<BR></FONT>
</TD>
</TR>
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<TD COLSPAN=5 ALIGN="CENTER"><BR><FONT SIZE=2><B>MONACO COACH CORPORATION</B></FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD COLSPAN=5 ALIGN="CENTER"><HR NOSHADE><FONT SIZE=2> (Name of Registrant as Specified In Its Charter)</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD COLSPAN=5 ALIGN="CENTER"><BR><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD COLSPAN=5 ALIGN="CENTER"><HR NOSHADE><FONT SIZE=2> (Name of Person(s) Filing Proxy Statement, if other than the Registrant)</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD COLSPAN=5><FONT SIZE=2>Payment of Filing Fee (Check the appropriate box):</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#253;</FONT></FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD COLSPAN=3><FONT SIZE=2>No fee required.</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#111;</FONT></FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD COLSPAN=3><FONT SIZE=2>Fee computed on table below per Exchange Act Rules&nbsp;14a-6(i)(4) and 0-11.</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(1)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Title of each class of securities to which transaction applies:<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(2)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Aggregate number of securities to which transaction applies:<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(3)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule&nbsp;0-11 (Set forth the amount on which the filing fee is calculated and state how it was determined):<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(4)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Proposed maximum aggregate value of transaction:<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(5)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Total fee paid:<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#111;</FONT></FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD COLSPAN=3><FONT SIZE=2>Fee paid previously with preliminary materials.</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2><FONT FACE="WINGDINGS">&#111;</FONT></FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD COLSPAN=3><FONT SIZE=2>Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number,
or the Form or Schedule and the date of its filing.</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(1)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Amount Previously Paid:<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(2)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Form, Schedule or Registration Statement No.:<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(3)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Filing Party:<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>(4)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="90%"><FONT SIZE=2>Date Filed:<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE></TD>
</TR>
</TABLE>
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<HR NOSHADE>
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<P ALIGN="CENTER"><FONT SIZE=2><A
NAME="de1615_monaco_coach_corporation_suppl__mon04221"> </A>
<A NAME="toc_de1615_1"> </A>
<BR></FONT><FONT SIZE=2><B>MONACO COACH CORPORATION<BR>  SUPPLEMENT TO<BR>  PROXY STATEMENT<BR>  FOR<BR>  ANNUAL MEETING OF SHAREHOLDERS<BR>  TO BE HELD MAY 16, 2002    <BR>  </B></FONT></P>


<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This supplement to the proxy statement for our 2002 Annual Meeting of Stockholders is being provided to correct certain numerical errors in Proposals Two and
Three and Exhibit&nbsp;B, on pages 6, 8 and B-3 of the proxy statement. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
first sentence of the third paragraph in Proposal Two under the caption "Terms of Director Plan Prior to Amendment" on page&nbsp;6 is amended to read as follows: </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;"As
of March&nbsp;22, 2002, options to purchase 70,950 shares of Common Stock were outstanding under the Director Plan and 192,450&nbsp;shares remained available for future option
grants." </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
second sentence under the caption "Terms of Stock Plan Prior to Amendment" of Proposal Three on page&nbsp;8 is amended to read as follows: </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;"In
February&nbsp;2002, the Board of Directors approved an increase of 600,000 shares issuable under the Stock Plan, which, if approved by the stockholders, would increase the total
shares reserved for issuance under the Stock Plan since its inception to 3,257,813&nbsp;shares, of which 900,407&nbsp;shares have previously been issued." </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
first sentence of the second paragraph under the caption "Terms of Stock Plan Prior to Amendment" on page 8 is amended to read as follows: </FONT></P>


<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;"As
of March&nbsp;22, 2002, options to purchase 1,182,151&nbsp;shares of Common Stock were outstanding under the Stock Plan and 1,175,255 shares remained available for future option
grants, subject to stockholder approval of the increase of 600,000 shares." </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
first paragraph of Section&nbsp;4 of the 1993 Incentive Stock Option Plan (on page B-3) is amended to read as follows: </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;"4.
</FONT><FONT SIZE=2><I>Stock Subject to the Plan.</I></FONT><FONT SIZE=2> Subject to the provisions of Section&nbsp;14 of the Plan, the maximum aggregate number of Shares that may
be optioned and sold under the Plan is 3,257,813 Shares. The Shares may be authorized, but unissued, or reacquired Common Stock." </FONT></P>


<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Except
as supplemented and amended as described above, Proposals Two and Three and Exhibit&nbsp;B are as set forth in the Proxy Statement. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This
Supplement is being mailed to the Company's shareholders on or about April&nbsp;29, 2002. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Shareholders
may revoke any proxy given pursuant to the solicitation by the Proxy Statement upon delivery to the Company of a written notice of revocation, or a duly executed proxy
bearing a later date or by attending the meeting and voting in person. New proxy cards may be obtained upon request of Richard E. Bond, Secretary of Monaco Coach Corporation, at 91320 Industrial Way,
Coburg, Oregon, 97408, telephone (541)&nbsp;686-8011. In addition, you may Vote By Phone&#151;Toll Free&#151;1-800-240-6326. Use any
touch-tone telephone to vote your proxy 24&nbsp;hours a day, 7&nbsp;days a week, until 11&nbsp;a.m. (CT) on May&nbsp;15, 2002. You will be prompted to enter your
3-digit Company Number and your 7-digit Control Number, which are located on the Proxy Card. Or you may Vote By Internet&#151;http://www.eproxy.com/mnc. Use the Internet
to vote your proxy 24&nbsp;hours a day, 7&nbsp;days a week, until 12:00&nbsp;p.m. (CT) on May&nbsp;15, 2002. You will be prompted to enter your 3-digit Company Number and your
7-digit Control Number, which are located on the Proxy Card to obtain your records and create an electronic ballot. </FONT></P>

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<TD WIDTH="49%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="3%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%"><FONT SIZE=2>Richard E. Bond<BR>
Secretary</FONT></TD>
</TR>
</TABLE>
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<P><FONT SIZE=2>Coburg,
Oregon<BR>
April&nbsp;29, 2002 </FONT></P>

<HR NOSHADE>
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<BR>
<P><br><A NAME="02PAL1615_1">QuickLinks</A><br></P><!-- TOC_BEGIN -->
<FONT SIZE=2><A HREF="#toc_de1615_1">MONACO COACH CORPORATION SUPPLEMENT TO PROXY STATEMENT FOR ANNUAL MEETING OF SHAREHOLDERS TO BE HELD MAY 16, 2002</A></FONT><BR>
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