It can often be difficult to identify a trailers year make or model. Post a picture of your trailer on our Facebook page to get the input of thousands of enthusiasts.
Serial numbers are frequently found on the tounge rail on the passenger side. (Usually on top, but may be on the drivers side or the side of the rail). Use paint remover or sand lightly to uncover the numbers. The first two digits may be letters that identify your make, followed by the year, length and number of production. Example: Serial number (or VIN number): MR 57 25 123 is a Monterey, 1957, 25' number 123.
Vintage trailers technically had serial numbers (not VIN numbers and the formats were not standardized or necessarily a "code" to year, make, model, color, layout etc.