1 listing from a single dealer. Median price is $72,993.
The 2021 Grand Design 399thr is currently available from 1 dealer on Searchshop with 1 active listing. Median price is $72,993. This is currently the only model year listed, which gives you a reference point for how the 399thr has held value.
Asking prices are tightly clustered, suggesting a stable resale market — there is little room to negotiate based on comparables alone.
The current listing is located in Tennessee; expect a longer drive or shipping if you live elsewhere.
Request full service records, run a vehicle history report, and budget for a pre-purchase inspection — most 5-year-old vehicles are out of bumper-to-bumper warranty and any deferred maintenance becomes the buyer's problem.
This page has fewer than 3 listings and is currently set to noindex while inventory builds.
