Entegra Coach Cornerstone Motor Home Class A - Diesel

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If you want to experience excellence, the Cornerstone Class A diesel motorhome from Entegra Coach will help you do just that. In this masterpiece, power meets opulence for a combination that's sure to turn heads. In fact, the only thing more invigorating than the journey itself is the attention you'll draw in the process.
 
This diesel coach is everything you have been dreaming of in horsepower and luxury. Each model is equipped with a Spartan K3 chassis and a Cummins X15 turbocharged 605 hp engine. Standard features such a dishwasher, convection microwave oven, central vacuum system, and a stacked Whirlpool washer and dryer are sure to impress anyone that likes to travel for long periods of time in a clean RV.
 
The Entegra Coach experience is more than owning a Cornerstone class A motorhome, it's an experience in excellence. It's time to turn heads with a Cornerstone class A diesel motor coach today!
  • Cornerstone 45Y

    Cornerstone 45Y Floorplan Image

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    Entegra Cornerstone 45Y class A diesel coach highlights: Free Standing Dinette ... more about Cornerstone 45Y

    Specifications

    Sleeps 4
    Slides 4
    Length 44 ft 11 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 11 in
    Int Height 7 ft
    Interior Color Cashmere, Chestnut, Oxford, Club
    Exterior Color Amber, Azure, Imperial, Phoenix, Sunfire,
    Hitch Weight 20000 lbs
    Gross Weight 54000 lbs
    Fresh Water Capacity 100 gals
    Grey Water Capacity 62 gals
    Black Water Capacity 41 gals
    Tire Size 22.5"
    Furnace BTU 65600 btu
    Generator Onan 12,500 watt diesel
    Fuel Type Diesel
    Engine Cummins X15
    Chassis Spartan K3
    Horsepower 605 hp
    Fuel Capacity 150 gals
    Wheelbase 320 in
    Available Beds King
    Torque 1950 ft-lb
    Refrigerator Type Residential with ice maker and water dispenser
    Convection Cooking Yes
    Cooktop Burners 2
    Number of Awnings 1
    Axle Weight Front 20000 lbs
    Axle Weight Rear 20000 lbs
    Axle Weight Tag 14000 lbs
    Water Heater Type Aqua Hot 450 diesel
    AC BTU 45000 btu
    TV Info LR 50" HDTV, Front Overhead 32" LED HDTV, BR 32"LED HDTV, Ext. 40" LED HDTV
    Awning Info Girard Power w/ LED Lights
    Washer/Dryer Available Yes
    Gross Combined Weight 74000 lbs
    Shower Type Standard
    Electrical Service 50 amp

    Similar Floorplans

  • Cornerstone 45A

    Cornerstone 45A Floorplan Image

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    Entegra Cornerstone 45A class A diesel coach highlights: Walk-Through Bedroom ... more about Cornerstone 45A

    Have a question about this floorplan? Contact Us

    Specifications

    Sleeps 5
    Slides 4
    Length 44 ft 11 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 8 in
    Int Height 7 ft
    Interior Color Cashmere, Chestnut, Oxford, Club
    Exterior Color Amber, Azure, Imperial, Phoenix, Sunfire,
    Hitch Weight 20000 lbs
    Gross Weight 54000 lbs
    Fresh Water Capacity 100 gals
    Grey Water Capacity 62 gals
    Black Water Capacity 41 gals
    Tire Size 22.5"
    Furnace BTU 65600 btu
    Generator Onan 12,500 watt diesel
    Fuel Type Diesel
    Engine Cummins X15
    Chassis Spartan K3
    Horsepower 605 hp
    Fuel Capacity 150 gals
    Wheelbase 320 in
    Available Beds King
    Torque 1950 ft-lb
    Refrigerator Type Residential with ice maker and water dispenser
    Convection Cooking Yes
    Cooktop Burners 2
    Number of Awnings 1
    Axle Weight Front 20000 lbs
    Axle Weight Rear 20000 lbs
    Axle Weight Tag 14000 lbs
    Water Heater Type Aqua Hot 450 diesel
    AC BTU 45000 btu
    TV Info LR 50" HDTV, Front Overhead 32" LED HDTV, BR 32"LED HDTV, Ext. 40" LED HDTV
    Awning Info Girard Power w/ LED Lights
    Washer/Dryer Available Yes
    Gross Combined Weight 74000 lbs
    Shower Type Standard
    Electrical Service 50 amp

    Similar Floorplans

  • Cornerstone 45B

    Cornerstone 45B Floorplan Image

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    Entegra Cornerstone 45B class A diesel coach highlights: L-Shaped Sofa Bath and ... more about Cornerstone 45B

    Have a question about this floorplan? Contact Us

    Specifications

    Sleeps 4
    Slides 4
    Length 44 ft 11 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 11 in
    Int Height 7 ft
    Interior Color Cashmere, Chestnut, Oxford, Club
    Exterior Color Amber, Azure, Imperial, Phoenix, Sunfire,
    Hitch Weight 20000 lbs
    Gross Weight 54000 lbs
    Fresh Water Capacity 100 gals
    Grey Water Capacity 62 gals
    Black Water Capacity 41 gals
    Tire Size 22.5"
    Furnace BTU 65600 btu
    Generator Onan 12,500 watt diesel
    Fuel Type Diesel
    Engine Cummins X15
    Chassis Spartan K3
    Horsepower 605 hp
    Fuel Capacity 150 gals
    Wheelbase 320 in
    Available Beds King
    Torque 1950 ft-lb
    Refrigerator Type Residential with ice maker and water dispenser
    Convection Cooking Yes
    Cooktop Burners 2
    Number of Awnings 1
    Axle Weight Front 20000 lbs
    Axle Weight Rear 20000 lbs
    Axle Weight Tag 14000 lbs
    Water Heater Type Aqua Hot 450 diesel
    AC BTU 45000 btu
    TV Info LR 50" HDTV, Front Overhead 32" LED HDTV, BR 32"LED HDTV, Ext. 40" LED HDTV
    Awning Info Girard Power w/ LED Lights
    Washer/Dryer Available Yes
    Gross Combined Weight 74000 lbs
    Shower Type Standard
    Electrical Service 50 amp

    Similar Floorplans

  • Cornerstone 45F

    Cornerstone 45F Floorplan Image

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    Entegra Cornerstone 45F class A diesel coach highlights: Bath and a Half Free ... more about Cornerstone 45F

    Have a question about this floorplan? Contact Us

    Specifications

    Sleeps 5
    Slides 4
    Length 44 ft 11 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 11 in
    Int Height 7 ft
    Interior Color Cashmere, Chestnut, Oxford, Club
    Exterior Color Amber, Azure, Imperial, Phoenix, Sunfire,
    Hitch Weight 20000 lbs
    Gross Weight 54000 lbs
    Fresh Water Capacity 100 gals
    Grey Water Capacity 62 gals
    Black Water Capacity 41 gals
    Tire Size 22.5"
    Furnace BTU 65600 btu
    Generator Onan 12,500 watt diesel
    Fuel Type Diesel
    Engine Cummins X15
    Chassis Spartan K3
    Horsepower 605 hp
    Fuel Capacity 150 gals
    Wheelbase 320 in
    Available Beds King
    Torque 1950 ft-lb
    Refrigerator Type Residential with ice maker and water dispenser
    Convection Cooking Yes
    Cooktop Burners 2
    Number of Awnings 1
    Axle Weight Front 20000 lbs
    Axle Weight Rear 20000 lbs
    Axle Weight Tag 14000 lbs
    Water Heater Type Aqua Hot 450 diesel
    AC BTU 45000 btu
    TV Info LR 50" HDTV, Front Overhead 32" LED HDTV, BR 32"LED HDTV, Ext. 40" LED HDTV
    Awning Info Girard Power w/ LED Lights
    Washer/Dryer Available Yes
    Gross Combined Weight 74000 lbs
    Shower Type Standard
    Electrical Service 50 amp

    Similar Floorplans

  • Cornerstone 45W

    Cornerstone 45W Floorplan Image

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    Entegra Cornerstone 45W class A diesel coach highlights: Sofa w/Ottomans Bath ... more about Cornerstone 45W

    Have a question about this floorplan? Contact Us

    Specifications

    Sleeps 5
    Slides 4
    Length 44 ft 11 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 11 in
    Int Height 7 ft
    Interior Color Cashmere, Chestnut, Oxford, Club
    Exterior Color Amber, Azure, Imperial, Phoenix, Sunfire,
    Hitch Weight 20000 lbs
    Gross Weight 54000 lbs
    Fresh Water Capacity 100 gals
    Grey Water Capacity 62 gals
    Black Water Capacity 41 gals
    Tire Size 22.5"
    Furnace BTU 65600 btu
    Generator Onan 12,500 watt diesel
    Fuel Type Diesel
    Engine Cummins X15
    Chassis Spartan K3
    Horsepower 605 hp
    Fuel Capacity 150 gals
    Wheelbase 320 in
    Available Beds King
    Torque 1950 ft-lb
    Refrigerator Type Residential with ice maker and water dispenser
    Convection Cooking Yes
    Cooktop Burners 2
    Number of Awnings 1
    Axle Weight Front 20000 lbs
    Axle Weight Rear 20000 lbs
    Axle Weight Tag 14000 lbs
    Water Heater Type Aqua Hot 450 diesel
    AC BTU 45000 btu
    TV Info LR 50" HDTV, Front Overhead 32" LED HDTV, BR 32"LED HDTV, Ext. 40" LED HDTV
    Awning Info Girard Power w/ LED Lights
    Washer/Dryer Available Yes
    Gross Combined Weight 74000 lbs
    Shower Type Standard
    Electrical Service 50 amp

    Similar Floorplans

  • Cornerstone 45X

    Cornerstone 45X Floorplan Image

    Take a Virtual Tour

    Entegra Cornerstone 45X class A diesel coach highlights: Booth Dinette Sofa ... more about Cornerstone 45X

    Have a question about this floorplan? Contact Us

    Specifications

    Sleeps 6
    Slides 4
    Length 44 ft 11 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 11 in
    Int Height 7 ft
    Interior Color Cashmere, Chestnut, Oxford, Club
    Exterior Color Amber, Azure, Imperial, Phoenix, Sunfire,
    Hitch Weight 20000 lbs
    Gross Weight 54000 lbs
    Fresh Water Capacity 100 gals
    Grey Water Capacity 62 gals
    Black Water Capacity 41 gals
    Tire Size 22.5"
    Furnace BTU 65600 btu
    Generator Onan 12,500 watt diesel
    Fuel Type Diesel
    Engine Cummins X15
    Chassis Spartan K3
    Horsepower 605 hp
    Fuel Capacity 150 gals
    Wheelbase 320 in
    Available Beds King
    Torque 1950 ft-lb
    Refrigerator Type Residential with ice maker and water dispenser
    Convection Cooking Yes
    Cooktop Burners 2
    Number of Awnings 1
    Axle Weight Front 20000 lbs
    Axle Weight Rear 20000 lbs
    Axle Weight Tag 14000 lbs
    Water Heater Type Aqua Hot 450 diesel
    AC BTU 45000 btu
    TV Info LR 50" HDTV, Front Overhead 32" LED HDTV, BR 32"LED HDTV, Ext. 40" LED HDTV
    Awning Info Girard Power w/ LED Lights
    Washer/Dryer Available Yes
    Gross Combined Weight 74000 lbs
    Shower Type Standard
    Electrical Service 50 amp

    Similar Floorplans

Cornerstone Features:

Standard Features (2020)

 

Chassis

  • Remote air connection
  • Valid air leveling system with auxiliary air compressor
  • 210-amp alternator
  • All-wheel ABS disc brakes
  • Spartan K3 raised rail chassis
  • Chassis batteries 2-12 volt
  • 15-gal. DEF tank (dual fill)
  • Cummins 15 liter X15 turbocharged 605HP engine 1,950-lb. ft. torque at 1,200 RPM
  • 1,500 watt engine block heater
  • Three-stage engine brake
  • Reyco Granning IFS independent 20,000-lb. front axle and air suspension
  • Independent front air suspension
  • 150-gal. fuel tank (dual fill)
  • 20,000-lb. hitch with 7/4-pin plug
  • Side-mounted radiator
  • Dana rear axle 20,000-lb., tag axle 14,000-lb.
  • 4.30 rear axle ratio
  • Dana rear suspension
  • 60MM front & 46MM rear/tag
  • Reyco Granning passive steer tag axle and tag axle air dump
  • Michelin 365/ 70R 22.5" tires (front) and 315/80R 22.5" tires (rear)
  • Tire pressure monitor system
  • Safehaul tow air brake system
  • Automatic traction control
  • Allison 4000 MH 6-speed transmission
  • 55-degree turning radius

Construction

  • 2- 1/2" exterior wall with welded tubular aluminum construction and high-gloss, gel-coat fiberglass
  • 2" x 4" floor truss construction
  • 3/4" 7-ply plywood main floor decking
  • X-bridge frames welded into chassis frame
  • Steel-reinforced front cap and windshield frame
  • Insulation with reflective Flexfoil floor (R-33), roof (R-24), sidewalls (R-16), front and rear caps (R-22)
  • One-piece fiberglass roof with 3/8" plywood decking and 4" arched aluminum roof truss
  • Flush-mounted electric-powered slideout rooms with both VegaTouch and separate rocker switch controls
  • Heated basement storage area
  • Aluma-Tru superstructure construction on 12"-16" centers

Heat, AC, Water & Power

  • 15,000-BTU low profile A/Cs (3) with heat pumps and condensation drain system
  • L16 AGM batteries (4), (6v/390 amp hrs. ea.)
  • Black holding tank sprayer
  • Macerator holding tank dump system with electric gate valves, & manual back-up system
  • 50-amp power cord with electric reel
  • Onan 12,500-watt diesel generator with auto gen start, on powered slide-out tray
  • Aqua-Hot 450 diesel hydronic water and heating system with in-floor heat throughout and engine preheat
  • 3,000 watt pure sine wave inverters (2)
  • Premium surge protector transfer switch
  • Water hose with electric reel
  • City and tank water filtration system
  • Trutank ultrasonic tank monitoring system displayed on VegaTouch screen
  • Winterizing drain system

Exterior

  • Power slide-out cargo trays; 2.8 cu. ft. exterior Dometic refrigerator/ freezer on slide-out tray
  • LED lit chrome clearance accent light
  • Girard power entrance door awning with LED lights
  • Power engine door with manual override
  • 3M front protective film mask
  • Samsung 40" 4K UHD Slim, Smart TV and Bose Solo 5 sound bar on TV bracket with extend, tilt and swivel arm
  • LED high and low beam headlights
  • Lighted grab handle with keypad system
  • LED fog lights
  • LED marker lights, turn lights, accent lights and license plate light
  • LED docking lights
  • Chrome, heated, remote control, Ramco side-view mirrors with blind-spot indicators
  • Roof mounted Girard Vision dual pitched patio awnings with LED lights
  • Full-width rear mudflap, with chrome "Cornerstone" nameplate
  • Winegard Trav'ler satellite dish DIRECTV - standard w/ USA option
  • Winegard Trav'ler satellite dish Shaw TV - standard w/ CSA option
  • Girard Ultra slide-out awnings
  • Executive Bus Armor 10" stainless steel trim
  • Exterior heated utility center with 5" Firefly system monitor panel
  • Winegard Rayzar automatic powered TV antenna
  • Hehr frameless, tinted, dual-pane, safety-glass windows
  • Girard Ultra window shade awnings

Cockpit

  • Two dual USB ports and 12v socket for charging
  • Xite 360 camera system that displays on digital dash screen
  • Valid 15" digital dash with selector knob and three selection main screens
  • Villa 6-way power, lumbar, air cooled, heated, leather driver and passenger seats with integrated seatbelt
  • Glass panel, dual 9" touchscreen in-dash infotainment center with Rand McNally RV navigation, Bluetooth, Sirius XM, AM/FM tuner, integrated camera control, house mode whole coach audio distribution, and integrated VegaTouch coach control
  • Blind spot monitoring system displayed on digital dash screen
  • Power adjustable brake and accelerator pedals
  • Push button start
  • E-Z Steer electric, adjustable power steering assist; VIP wood-grain, leather-wrapped, tilt and telescoping steering wheel with integrated controls for cruise and wipers
  • JBL premium audio sound system with amplifier, speakers and DVC sub-woofer
  • Power front sun visors and privacy shade
  • Ultra-Vision one-piece wrap-around tinted windshield

Interior

  • Central vacuum system
  • Samsung HD Blu-ray player
  • LED lit fireplace with 1500w heating element (45B and 45Y)
  • Hand laid 16" x 32" porcelain tile floor
  • Villa Italian leather furniture
  • Aire-Secure travel locks for all pocket doors
  • 10" VegaTouch touchpad system, for complete integration of coach controls/ mobile app control also
  • Premium LED 12V recessed ceiling lighting
  • Powered solar day and black out night shades
  • Samsung 50" 4K UHD Smart TV
  • Samsung 32" LED Slim 1080P Smart TV in front overhead
  • Bose SoundTouch 300 sound system with wireless surround sound speakers
  • Whirlpool stacked washer and dryer

Kitchen

  • Induction cooktop with matching wood cover
  • Dishwasher with wood raised panel door front
  • Quartz countertops with stainless steel sink and dimmable LED accent lighting
  • Whirlpool Gold 1.9 cu. ft. convection microwave oven
  • Whirlpool stainless steel residential refrigerator with ice maker and water dispenser
  • Maxxair power exhaust vent fan
  • Large deep drawer for waste basket with easy access trash chute (trash chute not available in 45F)

Bedroom

  • Select Comfort Sleep Number king size mattress
  • Large cedar-lined wardrobe with LED lit, motion activated closet rod
  • Ceiling fan
  • Samsung Blu-ray player
  • Nightstands with USB ports and quartz tops
  • Bose Solo 5 sound bar
  • Samsung 32" LED Slim 1080P Smart TV

Bathroom

  • Quartz countertop with integrated glass sinks and LED accent lighting
  • Porcelain tiled shower walls and floor with skylight and frameless glass shower door
  • Maxxair Deluxe power exhaust vent fan with intake
  • Pivoting shower head and separate hand held spray wand
  • Teakwood shower seat (Not available in 45F)
  • Thetford Tecma china toilets with push button flush (45A, 45F, 45W)

Safety

  • Blind spot monitoring system displayed on digital dash screen
  • Combination carbon monoxide detector and gas alarm
  • Porch light and motion sensor security lights
  • Safe
  • Security system with glass shatter sensors
  • Smoke alarm

Options

  • CSA Optional
  • Booth dinette passenger side (45A)
  • Booth dinette driver side (45B, 45W and 45Y)
  • Free standing table with 4 chairs driver side (45X)
  • 100" reclining sofa passenger side (45B and 45Y)
  • Winegard in-motion dome, roof mounted satellite dish
  • Solar panels (Dual-100 watt) with Morningstar SunSaver Duo solar panel charge controller
  • 100" theater seat passenger side (45B and 45Y)
  • 82" theater seat passenger side (45A)
  • 82" theater seat driver side (45W)
  • 74" theater seat passenger side (45F and 45X)
  • Winegard WIFI extender with 4G/LTE

Please see us for a complete list of features and available options!

All standard features and specifications are subject to change.

Manu-Facts:

About Entegra Coach

In the spring of 2008, Entegra Coach became a member of the Jayco family of companies. Ever since, we've taken great pride in the details—and each luxury motorhome we build embodies that principle.

 

We started building luxury motorcoaches one at a time—with a superior foundation, unrelenting attention to detail and old-world craftsmanship, unmatched engineering innovation, rock-solid construction and a ride that's as smooth and quiet as it is invigorating and well-appointed.

 

In 2018, our pursuit of the superior luxury motorhome expanded beyond diesel Class A coaches to gas Class As and Class Cs. By building on experience and listening to customers, we're making the Entegra Coach luxury experience a reality for more travelers than ever. As always, we back each coach with personalized customer service and coverage that is unmatched in the industry. So from the moment you drive off the lot, you're not only an owner—you're a member of the family