Keystone Outback 332TRS mattress size
Years 2014–2015Sold as Outback TerrainLength 36' 0"
Bunk mattresses in 38 × 74 in
Some bunks have a rounded corner, so trace yours before a custom cut. A thicker bunk mattress takes headroom from the bunk above.

RVMattress.comSignature Hybrid
- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
Sleep Foundation: Best Mattress Overall Read review
Best value

RVMattress.comCopperFlex Essential
- All-foam
- 6 in thick
- five comfort options

RVMattress.comAurora Luxe Cooling
- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
Sleep Foundation: Best Mattress for Temperature Regulation Read review

RVMattress.comCopperFlex RV Hybrid
- Hybrid
- 10 in thick
- Medium-Firm
The 332TRS floorplan

Keystone's 2015 332TRS floorplan.
Is this your 332TRS?
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
| 2014 | Outback Terrain 332TRS | 36' 0" | – |
| 2015 | Outback Terrain 332TRS | 36' 0" | – |
Questions
What size are the Keystone Outback 332TRS bunk mattresses?
38 × 74 in (Keystone spec sheet, 2015).