Custom size
Mattress InsiderLuxury Gel Memory Foam
- Memory foam
- 8 in thick
- not stated
Made to 54 × 80 inGet a quote
Winnebago Spirit 25B mattress size
Main bed54 × 80 inCustom size
That isn't a standard mattress size, so order a custom size cut to your platform.
Winnebago floorplan drawing, 2025.
Bunks57 × 95 in
Bunk. Winnebago spec sheet, 2021.
Common RV bunk sizes →
Mattresses in 54 × 80 in
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Bunk mattresses in 57 × 95 in
Some bunks have a rounded corner, so trace yours before a custom cut. A thicker bunk mattress takes headroom from the bunk above.
Custom size
Mattress InsiderLuxury Gel Memory Foam
- Memory foam
- 8 in thick
- not stated
Made to 57 × 95 inGet a quote
The Spirit bedroom. Measure the platform, not the old mattress, before you buy.
Bed sizes by year
| Year | Main bed | Bunks | Other beds | Source |
|---|---|---|---|---|
| 2020 | 54 × 80 in Double | – | Sofa 40 × 67 in, Cab over 57 × 95 in | Winnebago 2020 Spirit preview sheet |
| 2021 | 54 × 80 in Double | – | Sofa 40 × 67 in, Cab over 57 × 95 in | Winnebago 2021 Spirit digital brochure |
| 2021 | 54 × 80 in | 57 × 95 in | – | Winnebago spec sheet |
| 2022 | 54 × 80 in Double | – | Cab over 57 × 95 in, Sofa 40 × 67 in | Winnebago floorplan page |
| 2023 | 54 × 80 in Double | – | Cab over 57 × 95 in, Sofa 40 × 67 in | Winnebago floorplan page |
| 2024 | 54 × 80 in Double | – | Cab over 57 × 95 in, Sofa 40 × 67 in | Winnebago floorplan page |
| 2025 | 54 × 80 in Double | – | Cab over 57 × 95 in, Sofa 40 × 67 in | Winnebago floorplan drawing |
Years not listed weren't published.
Is this your 25B?
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2020 | Spirit 25B | 26'4" | 6 |
| 2021 | Spirit 25B | 26'4" | 6 |
| 2022 | Spirit 25B | 26'4" | 6 |
| 2023 | Spirit 25B | 26'4" | 6 |
| 2024 | Spirit 25B | 26'4" | 6 |
Other Spirit mattress sizes
Sources
- Winnebago (winnebago.com): https://www.winnebago.com/models/product/specifications/motorhomes/class-c/2024-spirit
- Winnebago (winnebago.com): https://www.winnebago.com/models/product/specifications/motorhomes/class-c/2023-spirit
- Winnebago (winnebago.com): https://www.winnebago.com/models/product/specifications/motorhomes/class-c/2022-spirit
- Winnebago (winnebago.com): https://www.winnebago.com/models/product/specifications/motorhomes/class-c/2021-spirit
- Winnebago (winnebago.com): https://www.winnebago.com/Files/Images/Winnebago/brochures/2021/2021%20Spirit%20Digital.X.pdf
- Winnebago (winnebago.com): https://www.winnebago.com/models/product/specifications/motorhomes/class-c/2020-spirit
Questions
What size mattress is in the Winnebago Spirit 25B?
The main bed is 54 × 80 in (Winnebago floorplan drawing, 2025).
What size are the Winnebago Spirit 25B bunk mattresses?
57 × 95 in (Winnebago spec sheet, 2021).