What is the collateral in the above Asset Backed Security?

Which is the special purpose entity in this securitization is:

What is the purpose of Harley-Davidson Credit Corp. is responsible for

A Securitization by Harley-Davidson Harley-Davidson, Inc. manufactures and markets motorcycles. The following information is taken from a filing with the US Securities and Exchange Commission for a securitization related to the purchase of Harley-Davidson motorcycles: Issuer of ABS: Harley-Davidson Motorcycle Trust 2005-2 Seller and Servicer: Harley-Davidson Credit Corp. Underwriters: J.P. Morgan Securities Inc., ABN AMRO Inc., BNP Paribas Securities Corp., Citigroup Global Markets Inc., and Wachovia Capital Markets, LLC Rating Agencies: Standard & Poor's Ratings Services and Moody's Investor Services Notes: US$487,000,000 3.79% Harley-Davidson motorcycle contract backed Class A-1 notes, rated AAA/Aaa US$251,180,000 4.07% Harley-Davidson motorcycle contract backed Class A-2 notes, rated AAA/Aaa US$36,820,000 4.27% Harley-Davidson motorcycle contract backed Class B notes, rated A/A3 Contracts: The assets underlying the notes are fixed-rate, simple interest, motorcycle conditional sales agreements, promissory notes, and security agreements relating to the purchase of new or used motorcycles manufactured by one or more subsidiaries of Harley-Davidson, Inc.