SUNDANCE YACHT SALES HIN Decoder
Hull Identification Numbers beginning with SDM were assigned by the US Coast Guard to SUNDANCE YACHT SALES of PORTLAND, OR. The builder is listed in the USCG MIC database. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
SDM
Location
PORTLAND, OR
In business
since 1973
Status
Listed active in USCG records
SUNDANCE YACHT SALES built hulls across both HIN eras (1973–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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SUNDANCE YACHT SALES HIN FAQ
What does a SUNDANCE YACHT SALES HIN look like?
It starts with the three characters "SDM" — the Manufacturer Identification Code the US Coast Guard assigned to SUNDANCE YACHT SALES — followed by a 5-character hull serial and a 4-character date code, 12 characters total. SUNDANCE YACHT SALES built hulls across both HIN eras (1973–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Is SUNDANCE YACHT SALES still in business?
USCG records list SUNDANCE YACHT SALES of PORTLAND, OR in the MIC database (registered 1973).
How do I decode the year on a SUNDANCE YACHT SALES HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. SUNDANCE YACHT SALES built hulls across both HIN eras (1973–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in OR
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "SUNDANCE YACHT SALES HIN Decoder," carwhere.com/hin-decoder/sdm, last verified 2026-06-12.