Great all around
- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
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$1,865RV King - 72x80 · list priceSee price
That's an RV king, 4 in narrower than a regular king (76 × 80 in). A regular king won't fit, so get an RV king in exactly 72 × 80 in.
About the RV king size →KZ spec sheet, 2019.
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The Venom bedroom. Measure the platform, not the old mattress, before you buy.

KZ's 2019 V3517DK floorplan.
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2019 | Venom V-Series V3517DK | 37' 11" | – |
The main bed is 72 × 80 in (KZ spec sheet, 2019).