For screen reader problems with this website, please call810-385-65308 1 0 3 8 5 6 5 3 0Standard carrier rates apply to texts.

Immediate Delivery. Over 500 Mattresses.
Recliners. Sofas. Sectionals In-Stock.
SHOP NOW
  • Tempur-Pedic, Sealy, Stearns & Foster The Black Friday Event. Save up to $1,000* on select adjustable mattress sets - Shop Now

Sierra Sleep® By Ashley® Best Black King Adjustable Base with Lumbar and Audio

Sierra Sleep

Model #:

M8X342

Sierra Sleep® By Ashley® Best Black King Adjustable Base with Lumbar and Audio-0
Sierra Sleep® By Ashley® Best Black King Adjustable Base with Lumbar and Audio-1
Sierra Sleep® By Ashley® Best Black King Adjustable Base with Lumbar and Audio-2

At a Glance

Bedtime becomes the best time with the customizable comfort of this adjustable base. Whether you're reading before bed or aiming to reduce snoring, the adjustable head, foot and lumbar positions allow you to find the perfect position. The built-in speaker system caters to your audio needs.Read More

$1,938.61

FREE SHIPPING TO BEN'S!

Get to know this product.

Product Overview

Product Overview

Head, foot and lumbar adjustable

3 programmable positions

3 Preset Positions: 2 anti-snore and zero gravity

Built-in massage feature

Speaker system with wireless connectivity

Multi-color lighting with nighttime motion sensor

App compatible

Includes wireless remote

Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details

*Adjustable Base only, all other products sold separately. Images may not depict actual size.

Useful Documents
Warranty
Assembly Instructions
Tearsheet
Specifications

General Specs

Color/Finish NameBlack
Mattress SizeKing
Width (in.)75.75
Length (in.)79.25
Height (in.)15.38
Shipping Width (in.)76
Shipping Depth (in.)40.88
Shipping Height (in.)7.25
Product Weight (lbs.)224
SeriesM8X3
Manufacturer WarrantyLimited Lifetime

Other Dimensions

Fully reclined height42.5"
Reclined footrest height21.5"
Cord length63.63"