rigsize

Grand Design Transcend 30MKS mattress size

Years 2020Sold as TranscendLength 35' 9"
60 in 80 in
To scale. Dashed: a regular queen.
Main bed60 × 80 inQueen

That's the same size as a regular queen, so any standard queen mattress fits.

About the RV queen size →

Grand Design spec sheet, 2020.

Mattresses in 60 × 80 in

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Great all around
RVMattress.com Signature Hybrid

RVMattress.comSignature Hybrid

  • Hybrid
  • 13.25 in thick
  • Soft / Medium / Firm

Sleep Foundation: Best Mattress Overall Read review

$1,465Queen · list priceSee price
Best value
RVMattress.com CopperFlex Essential

RVMattress.comCopperFlex Essential

  • All-foam
  • 6 in thick
  • five comfort options
$524Queen · list priceSee price
Firm
RVMattress.com Plank Firm Luxe

RVMattress.comPlank Firm Luxe

  • Hybrid
  • 13 in thick
  • Firm / Extra Firm
$1,598Queen · list priceSee price
Cooling
RVMattress.com Aurora Luxe Cooling

RVMattress.comAurora Luxe Cooling

  • Hybrid
  • 13.25 in thick
  • Soft / Medium / Firm

Sleep Foundation: Best Mattress for Temperature Regulation Read review

$1,999Queen · list priceSee price
Heavy duty
RVMattress.com Titan Plus Luxe

RVMattress.comTitan Plus Luxe

  • Hybrid
  • 13 in thick
  • Plush
$1,665Queen · list priceSee price
Helix pick
Helix Helix Midnight

HelixHelix Midnight

  • Hybrid
  • 11.5 in thick
  • Medium Feel

Sleep Foundation: Best Mattress for Side Sleepers Read review

$1,183Queen · list priceSee price
RV hybrid
RVMattress.com CopperFlex RV Hybrid

RVMattress.comCopperFlex RV Hybrid

  • Hybrid
  • 10 in thick
  • Medium-Firm
$799Queen · list priceSee price
Custom size
Mattress Insider Luxury Gel Memory Foam

Mattress InsiderLuxury Gel Memory Foam

  • Memory foam
  • 8 in thick
  • not stated
Made to 60 × 80 inGet a quote
Bedroom in a Transcend

The Transcend bedroom. Measure the platform, not the old mattress, before you buy.

The 30MKS floorplan

Grand Design Transcend 30MKS floorplan, 2020

Grand Design's 2020 30MKS floorplan.

Is this your 30MKS?

Check the year and length against your RV before you order.

YearModelLengthSleeps
2020Transcend 30MKS35' 9"–

Other Transcend mattress sizes

Sources

  1. Grand Design (granddesignrv.com), archived copy: https://web.archive.org/web/20200922111757/https://www.granddesignrv.com/showroom/2020/travel-trailer/transcend/floorplans/30mks

Questions

What size mattress is in the Grand Design Transcend 30MKS?

The main bed is 60 × 80 in (Grand Design spec sheet, 2020).