- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
Sleep Foundation: Best Mattress Overall Read review
That's an RV king, 6 in narrower than a regular king (76 × 80 in). A regular king won't fit, so get an RV king in exactly 70 × 80 in.
About the RV king size →2021 Coachmen Viking camping trailers brochure, 2021.
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Sleep Foundation: Best Mattress Overall Read review
Sleep Foundation: Best Mattress for Temperature Regulation Read review
Some bunks have a rounded corner, so trace yours before a custom cut. A thicker bunk mattress takes headroom from the bunk above.
| Year | Main bed | Bunks | Other beds | Source |
|---|---|---|---|---|
| 2018 | 70 × 80 in | 70 × 80 in | Dinette 41 × 74 in | 2018 Coachmen Viking Camping Trailer brochure |
| 2020 | 70 × 80 in | 58 × 80 in | Dinette 41 × 74 in | 2020 Coachmen Viking Camping Trailers brochure |
| 2021 | 70 × 80 in | 58 × 80 in | Dinette 41 × 74 in | 2021 Coachmen Viking camping trailers brochure |
Years not listed weren't published.

Coachmen's 2024 2485SST floorplan.
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2017 | Viking Camping Trailers 2485SST | 24' 5" | – |
| 2018 | Viking Camping Trailers 2485SST | 24' 5" | – |
| 2022 | Viking Camping Trailers 2485SST | – | – |
| 2023 | Viking Camping Trailers 2485SST | – | – |
| 2024 | Viking Camping Trailers 2485SST | – | – |
The main bed is 70 × 80 in (2021 Coachmen Viking camping trailers brochure, 2021).
58 × 80 in (2021 Coachmen Viking camping trailers brochure, 2021).