Top pick
RVMattress.comSignature Hybrid
- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
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CrossRoads Zinger 33SB mattress size
Bunks38 × 74 in / 28 × 66 in
Bunk. CrossRoads spec sheet, 2017.
Common RV bunk sizes →
Bunk mattresses in 38 × 74 in / 28 × 66 in
Some bunks have a rounded corner, so trace yours before a custom cut. A thicker bunk mattress takes headroom from the bunk above.
Best value
RVMattress.comCopperFlex Essential
- All-foam
- 6 in thick
- five comfort options
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RVMattress.comAurora Luxe Cooling
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- 13.25 in thick
- Soft / Medium / Firm
Sleep Foundation: Best Mattress for Temperature Regulation Read review
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Best hybrid
RVMattress.comCopperFlex RV Hybrid
- Hybrid
- 10 in thick
- Medium-Firm
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The 33SB floorplan
CrossRoads's 2017 33SB floorplan.
Is this your 33SB?
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2017 | Zinger 33SB | 37' 2" | – |
Other Zinger mattress sizes
Sources
- recreationalvehicles.info: https://recreationalvehicles.info/2017-crossroads-rv-zinger/2017-crossroads-rv-zinger-brochure-page-007.jpg
Questions
What size are the CrossRoads Zinger 33SB bunk mattresses?
38 × 74 in / 28 × 66 in (CrossRoads spec sheet, 2017).