Custom size
Mattress InsiderLuxury Gel Memory Foam
- Memory foam
- 8 in thick
- not stated
Made to 48 × 76 inGet a quote
Jayco Terrain 19AG mattress size
Main bed48 × 76 inDouble bunk
That isn't a standard mattress size, so order a custom size cut to your platform.
About the RV bunk size →Jayco floorplan drawing, 2027.
Mattresses in 48 × 76 in
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The Terrain bedroom. Measure the platform, not the old mattress, before you buy.
Bed sizes by year
| Year | Main bed | Bunks | Other beds | Source |
|---|---|---|---|---|
| 2026 | 48 × 76 in | – | – | Jayco floorplan drawing |
| 2027 | 48 × 76 in | – | – | Jayco floorplan drawing |
Years not listed weren't published.
The 19AG floorplan
Jayco's 2027 19AG floorplan.
Is this your 19AG?
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2026 | Terrain 19AG | 23' 6" | – |
| 2027 | Terrain 19AG | 19' 7" | – |
Other Terrain mattress sizes
Sources
- Jayco (jayco.com): https://www.jayco.com/rvs/class-b-motorhomes/2026-terrain/19ag/
- Jayco (jayco.com): https://www.jayco.com/rvs/class-b-motorhomes/2027-terrain/19ag/
Questions
What size mattress is in the Jayco Terrain 19AG?
The main bed is 48 × 76 in (Jayco floorplan drawing, 2027).