rigsize

Heartland Big Country 4010RD mattress size

Years 2015–2019Sold as Big CountryLength 42'-0"Sleeps 5-6
70 in 80 in
To scale. Dashed: a regular queen.
Main bed70 × 80 inRV king

That's an RV king, 6 in narrower than a regular king (76 × 80 in). A regular king won't fit, so get an RV king in exactly 70 × 80 in.

About the RV king size →

Heartland spec sheet, 2017.

Mattresses in 70 × 80 in

We may earn a commission when you buy through some of these links. It doesn't change which mattresses we list.

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

$1,865RV King - 70x80 · list priceSee price
Best value
RVMattress.com CopperFlex Essential

RVMattress.comCopperFlex Essential

  • All-foam
  • 6 in thick
  • five comfort options
$799RV King - 70x80 · list priceSee price
Firm
RVMattress.com Plank Firm Luxe

RVMattress.comPlank Firm Luxe

  • Hybrid
  • 13 in thick
  • Firm / Extra Firm
$1,865RV King - 70x80 · 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

$2,465RV King - 70x80 · list priceSee price
RV hybrid
RVMattress.com CopperFlex RV Hybrid

RVMattress.comCopperFlex RV Hybrid

  • Hybrid
  • 10 in thick
  • Medium-Firm
$1,065RV King - 70x80 · 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 70 × 80 inGet a quote

Bed sizes by year

YearMain bedBunksOther bedsSource
201670 × 80 in King––Heartland spec sheet
201770 × 80 in King––Heartland spec sheet

Years not listed weren't published.

The 4010RD floorplan

Heartland Big Country 4010RD floorplan, 2017

Heartland's 2017 4010RD floorplan.

Is this your 4010RD?

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

YearModelLengthSleeps
2015Big Country 4010RD42' 5"–
2016Big Country 4010RD42' 5"3-4
2017Big Country 4010RD42' 5"3-4
2018Big Country 4010RD42' 5"–
2019Big Country 4010RD42'-0"5-6

Other Big Country mattress sizes

Sources

  1. Heartland (heartlandrvs.com), archived copy: https://web.archive.org/web/20190916130400/https://heartlandrvs.com/2019/fifth-wheel/big-country/bc-4010-rd/
  2. Heartland (heartlandrvs.com): https://heartlandrvs.com/wp-content/uploads/2021/02/BC-2018-12pg-web.pdf
  3. Heartland (heartlandrvs.com), archived copy: https://web.archive.org/web/20161021154926/http://www.heartlandrvs.com:80/brands/luxuryfw/big-country/bc-4010-rd
  4. Heartland (heartlandrvs.com), archived copy: https://web.archive.org/web/20151229075848/http://www.heartlandrvs.com:80/brands/luxuryfw/big-country/bc-4010-rd
  5. Heartland (heartlandrvs.com): https://heartlandrvs.com/wp-content/uploads/2021/02/2015-BC-8pg-Lit.pdf

Questions

What size mattress is in the Heartland Big Country 4010RD?

The main bed is 70 × 80 in (Heartland spec sheet, 2017).