for Sale
Asking prices are tightly clustered, suggesting a stable resale market — there is little room to negotiate based on comparables alone.
The 2026 Keystone 337 is currently available from 3 dealers on Searchshop with 3 active listings. Prices range from $86,299 to $87,499. Median price is $86,299. The 2026 Keystone 337 is nearly new, so most examples will still carry meaningful factory or extended warranty coverage.
Where to Find One
Inventory is concentrated across North Dakota, Louisiana, Minnesota, so buyers in those regions will find the most local options.
Buyer Tip
Confirm the original factory warranty is intact and transferable, request the original window sticker, and verify any recall work has been completed at a Keystone dealer.
