THE QUIETEST RIDING, BEST HANDLING COACH ON THE MARKET TODAY. PERIOD.
2019 Cornerstone
The pinnacle, a standard bearer, unmatched, no matter how you describe it, there’s nothing like this Class A motorhome. It is truly one of the most spectacular vehicles on the road today. Every inch is meticulously designed and crafted, helping make it the best-selling model in the Cummins X engine category. Now’s your time to rule the road.
Brochure
Floorplans
Ward = wardrobe
Lav = bathroom sink
Med = medicine cabinet
Ohc = overhead cabinets
Fridge = refrigerator
Micro = microwave
2019 Cornerstone|45A
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Specs
| Gross Vehicle Weight Rating (lbs) | 54000 |
| Gross Combined Weight Rating (lbs) | 74000 |
| Front Gross Axle Weight Rating (lbs) | 20000 |
| Rear Gross Axle Weight Rating (lbs) | 20000 |
| Tag Axle Gross Weight Rating (lbs) | 14000 |
| Wheel Base | 320 |
| Exterior Length | 44' 11" |
| Exterior Width | 101" |
| Exterior Height with A/C and Satellite | 12' 8" |
| Interior Height | 84" |
| Fresh Water Capacity (gals) | 100 |
| Grey Waste Water Capacity (gals) | 62 |
| Black Waste Water (gals) | 41 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 Aqua-Hot |
2019 Cornerstone|45B
Specs
| Gross Vehicle Weight Rating (lbs) | 54000 |
| Gross Combined Weight Rating (lbs) | 74000 |
| Front Gross Axle Weight Rating (lbs) | 20000 |
| Rear Gross Axle Weight Rating (lbs) | 20000 |
| Tag Axle Gross Weight Rating (lbs) | 14000 |
| Exterior Length | 44' 11" |
| Wheel Base | 320 |
| Exterior Width | 101" |
| Exterior Height with A/C and Satellite | 12' 8" |
| Interior Height | 84" |
| Fresh Water Capacity (gals) | 100 |
| Grey Waste Water Capacity (gals) | 62 |
| Black Waste Water (gals) | 41 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 Aqua-Hot |
2019 Cornerstone|45F
Specs
| Gross Vehicle Weight Rating (lbs) | 54000 |
| Gross Combined Weight Rating (lbs) | 74000 |
| Front Gross Axle Weight Rating (lbs) | 20000 |
| Rear Gross Axle Weight Rating (lbs) | 20000 |
| Tag Axle Gross Weight Rating (lbs) | 14000 |
| Wheel Base | 320 |
| Exterior Length | 44' 11" |
| Exterior Width | 101 |
| Exterior Height with A/C and Satellite | 12' 11" |
| Interior Height | 84 |
| Fresh Water Capacity (gals) | 100 |
| Grey Waste Water Capacity (gals) | 62 |
| Black Waste Water (gals) | 41 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 Aqua-Hot |
2019 Cornerstone|45W
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Specs
| Gross Vehicle Weight Rating (lbs) | 54000 |
| Gross Combined Weight Rating (lbs) | 74000 |
| Front Gross Axle Weight Rating (lbs) | 20000 |
| Rear Gross Axle Weight Rating (lbs) | 20000 |
| Tag Axle Gross Weight Rating (lbs) | 14000 |
| Wheel Base | 320 |
| Exterior Length | 44' 11" |
| Exterior Width | 101" |
| Exterior Height with A/C and Satellite | 12' 8" |
| Interior Height | 84" |
| Fresh Water Capacity (gals) | 100 |
| Grey Waste Water Capacity (gals) | 62 |
| Black Waste Water (gals) | 41 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 Aqua-Hot |
2019 Cornerstone|45X
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Specs
| Gross Vehicle Weight Rating (lbs) | 54000 |
| Gross Combined Weight Rating (lbs) | 74000 |
| Front Gross Axle Weight Rating (lbs) | 20000 |
| Rear Gross Axle Weight Rating (lbs) | 20000 |
| Tag Axle Gross Weight Rating (lbs) | 14000 |
| Wheel Base | 320 |
| Exterior Length | 44' 11" |
| Exterior Width | 101" |
| Exterior Height with A/C and Satellite | 12' 8" |
| Interior Height | 84" |
| Fresh Water Capacity (gals) | 100 |
| Grey Waste Water Capacity (gals) | 62 |
| Black Waste Water (gals) | 41 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 Aqua-Hot |
2019 Cornerstone|45Y
Specs
| Gross Vehicle Weight Rating (lbs) | 54000 |
| Gross Combined Weight Rating (lbs) | 74000 |
| Front Gross Axle Weight Rating (lbs) | 20000 |
| Rear Gross Axle Weight Rating (lbs) | 20000 |
| Tag Axle Gross Weight Rating (lbs) | 14000 |
| Wheel Base | 320 |
| Exterior Length | 44' 11" |
| Exterior Width | 101" |
| Exterior Height with A/C and Satellite | 12' 8" |
| Interior Height | 84" |
| Fresh Water Capacity (gals) | 100 |
| Grey Waste Water Capacity (gals) | 62 |
| Black Waste Water (gals) | 41 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 Aqua-Hot |
All Floorplans
2019 Cornerstone | 45A
2019 Cornerstone | 45B
2019 Cornerstone | 45F
2019 Cornerstone | 45W
2019 Cornerstone | 45X
2019 Cornerstone | 45Y
360°
Exterior Graphics
Standards & Options
Chassis
| Chassis | Spartan K3 raised rail chassis |
| Engine | Cummins X15 turbocharged 605HP engine 1,950-lb. ft. torque at 1,200 RPM |
| Transmission | Allison 4000 MH 6-speed transmission |
| Engine Block Heater | 1,500 watt engine block heater |
| Front Suspension | Reyco Granning IFS independent front air suspension |
| Rear Suspension | Reyco Granning rear suspension |
| Front Axle | Reyco Granning IFS independent 20,000-lb. front axle and air suspension |
| Rear Axle | Dana rear axle 20,000-lb., tag axle 14,000-lb. |
| Rear Axle Ratio | 4.30 rear axle ratio |
| Hitch | 20,000-lb. hitch with 7/4-pin plug |
| Tag Axle | Reyco Granning Passive Steer Tag Axle and Tag axle air dump |
| Leveling System | Hadley air leveling system with auxiliary air compressor |
| Radiator | Side-mounted radiator |
| Braking System | All-wheel ABS disc brakes |
| Engine Brake | Three-stage engine brake |
| Traction Control | Automatic traction control |
| Shocks | Bilstein shocks - 60MM front & 46MM on rear/tag |
| Fuel Tank | 150-gal. fuel tank (dual fill) |
| DEF Tank | 15-gal DEF tank (dual fill) |
| Tires | Michelin® 365/70R 22.5" tires (front) and 315/80R 22.5" tires (rear) |
| Turning Radius | 55-degree turning radius |
| Chassis Battery | Chassis batteries 2-12 volt |
| Alternator | 210-amp alternator |
| Air Connection | Remote air connection |
| Tow Air Brake System | Safehaul tow air brake system |
| Tire Pressure Monitoring | Tire pressure monitor system |
Construction
| Frame | X-Bridge frames welded into chassis frame |
| Underbelly | Insulated, enclosed, thermostat controlled storage area with heated floor |
| Insulation | Insulation with reflective Flexfoil floor (R-33), roof (R-24), sidewalls (R-16), front and rear caps (R-22) |
| Floor | 2" x 4" floor truss construction |
| Floor Decking | 3/4" 7-ply plywood main floor decking |
| Walls | Aluma-Tru Superstructure construction on 12"-16" centers |
| Slideouts | Flush-mounted electric-powered slideout rooms with VegaTouch control |
| Roof | One-piece fiberglass roof with 3/8" plywood decking and 4" arched aluminum roof truss |
Heat, AC, Water & Power
| Heating System | Aqua-Hot® 450 diesel hydronic water and heating system with in-floor heat throughout and engine preheat |
| Air Conditioning | 15,000-BTU low profile A/Cs (3) with heat pumps and condensation drain system |
| Electrical Hookup | 50-amp power cord with electric reel |
| Generator | Onan 12,500-watt diesel generator with auto gen start, on powered slide-out tray |
| Inverter | 3,000 watt pure sine wave inverters (2) |
| Batteries | L16 AGM batteries (4), (6v/390 amp hrs. ea.), Battery boost system |
| Power Management | Premium surge protector transfer switch |
| Water Hose w/ Electric Reel | Water hose with electric reel |
| Tank Flush | Black holding tank sprayer |
| Black Tank Management | Sani-Con® Turbo macerator holding tank dump system with electric gate valves & manual back-up system |
| Water Monitoring | SeeLevel™ tank monitoring system |
| Water Filtration | City and tank water filtration system |
| Winterization Drain System | Winterizing drain system |
Exterior
| Exterior Walls | 2-1/2" exterior wall with welded tubular aluminum construction and high-gloss, gel-coat fiberglass |
| Front/Rear Cap | Steel-reinforced front cap and windshield frame |
| Stainless Steel Accents | Executive Bus Armor 10" stainless steel trim |
| Clearance Accent | Lighted, chrome clearance accent |
| Exterior | 3M front protective film mask |
| Headlights | LED high and low beam headlights |
| Fog Lights | LED fog lights |
| Daytime Running Lights | Daytime running lights |
| LED Lights | LED marker lights, turn lights and license plate light |
| Docking Lights | LED docking lights |
| Accent Lights | LED accent lights on underside of slideout rooms passenger side |
| Third Brake Light | LED third brake light |
| Keypad | Lighted grab handle with keypad system |
| Entrance Steps | Deluxe concealed entry step / Lighted Entegra step |
| Entrance Door | Aire-Secure™ travel locks for all pocket doors |
| Door Awning | Girard power entrance door awning with LED lights |
| Window Awnings | Girard Ultra window shades and slide-out awnings |
| Patio Awnings | Roof mounted Girard Vision dual pitched patio awning w/ LED lights |
| Mirrors | Chrome, heated, remote control, side-view Ramco mirrors with blind-spot indicators |
| Windows | Frameless, tinted, dual-pane, Hehr safety-glass windows |
| Entertainment | 40" Samsung LED HDTV and Bose Solo 5 sound bar on TV bracket with extend, tilt and swivel arm |
| Utility Center | Exterior utility center, heated and enclosed with system monitor panel |
| Cargo Features | Power Slideout cargo trays |
| Satellite Dish | Winegard in-motion satellite dome with prep for Trav'ler satellite dish |
| TV Antenna | Winegard Rayzar Automatic powered TV antenna |
| Engine Door | Power engine door with manual override |
| Rear Mudflap | Full-width rear mudflap, with chrome "Cornerstone" nameplate |
| Lights | Porch light and motion sensor security lights |
Cockpit
| Flooring | Power flush stepwell cover |
| Visors & Privacy Shade | Power front sun visors and privacy shade |
| Windshield | Ultra-Vision one-piece wrap-around tinted windshield |
| Driver / Passenger Seats | 6-way power, lumbar, air cooled, heated, leather driver and passenger seats with integrated 3-point belt |
| Start | Push button start |
| Steering Wheel | Wood-grain, leather-wrapped, tilt and telescoping steering wheel with integrated controls for radio, cruise, and wipers |
| Side Consoles | Molded side consoles |
| Dash | Valid 15" digital dash with selector knob |
| Monitoring System(s) | Message center and monitoring systems included in Valid digital dash |
| Infotainment System(s) | 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 |
| Sound System | JBL® premium audio sound system with amplifier, speakers and subwoofer |
| Leveling System | Equalizer hydraulic automatic leveling system |
| Power Features | Battery boost system |
| Pedals | Powered adjustable foot pedals |
| Cameras | "Total Vision" rear camera and digital side cameras |
| Additional Amenities | Two dual USB ports |
| Collision Mitigation | Spartan Advanced Protection System equipped with collision mitigation, adaptive cruise control & electronic stability control |
| Blind Spot Monitoring | Blind Spot Monitoring System, tuned to detect objects within the lane of traffic on either side of the vehicle |
Interior
| Lighting System | VegaTouch pad system, for complete integration of coach controls |
| Lighting | Dimmable LED recessed 12V lighting |
| Flooring | High Gloss 12" x 24" porcelain tile hand laid with granite inlay design |
| Window Treatments | Powered solar day and black out night shades |
| Television - Living Room | Samsung® 50" HDTV |
| Television - Front Overhead | Samsung® 32" LED HDTV in front overhead |
| Sound - Living Room | Bose SoundTouch 300 sound system |
| DVD Systems | Blu-ray players in living area & bedroom |
| Furniture | Leather hide-a-bed(s) |
| Washer/Dryer | Stacked washer and dryer |
| Central Vacuuming System | Central vacuum system |
| Additional Storage | In-step storage with pull-out tray |
| Electric Fireplace | LED lit fireplace (45B and 45Y) |
Kitchen
| Countertops | Quartz countertops with stainless steel sink and dimmable LED accent lighting |
| Cabinet Extension | Pullout countertop extension with drawers |
| Backsplash | Porcelain tile backsplash with glass design inlays and a ceramic border |
| Waste Basket | Large deep drawer for waste basket with easy access trash chute (trash chute not available in 45F) |
| Dishwasher | Dishwasher with wood raised panel door front |
| Cooktop | Induction cooktop |
| Microwave | Whirlpool Gold 1.9 cu. ft. convection microwave oven |
| Refrigerator | Whirlpool residential refrigerator with ice maker and water dispenser |
| Vent | Maxxair power vent |
Bedroom
| Television | Samsung 32" LED HDTV in bedroom |
| Sound | Bose Solo 5 sound bar in bedroom |
| Bed | Select Comfort® Sleep Number® king size mattress |
| Ceiling Fan | Ceiling fan |
| Wardrobe | Large cedar-lined wardrobe with automatic lights (automatic light not available in 45F) |
| Nightstands | Nightstands with USB ports and solid surface tops |
Bathroom
| Countertop(s) | Quartz countertop with integrated sinks and LED accent lighting |
| Toilet | Thetford Tecma china toilets with push button flush |
| Shower | Porcelain tiled shower walls and floor with skylight and frameless glass shower door |
| Shower Seat | Teak wood shower seat (Not available in 45F) |
| Vent | Maxxair Deluxe power vents |
Safety
| Security System | Security system with glass shatter sensors |
| Smoke Alarm | Smoke alarm |
| Carbon Monoxide Detector | Carbon monoxide alarm |
| Security Safe | Safe |
Options
| Canadian Standards | Optional |
| Fireplace | LED lit fireplace standard (45B, 45Y) |
| Dishwasher Drawer | Dishwasher Drawer Standard |
| Dinette | Leather dinette booth (45A, 45B, 45W and 45Y) |
| Dinette Option 2 | Leather Dinette Booth standard (45X) |
| Freestanding Table | Freestanding table with 4 chairs standard (N/A 45X) |
| Freestanding Table Option 2 | Freestanding table with 4 chairs (45X) |
| Theater Seating | Theater seating with power recliners and fixed center console |
| Satellite Dish - US | Winegard Trav'ler satellite dish - DIRECTV |
| Satellite Dish - CA | Winegard Trav'ler satellite dish - Shaw Direct |
| Solar | Solar panels (Dual-100 watt) |
| Freezer | Optional exterior freezer |
| Front Overhead TV | Standard |
| Central Vacuum System | Standard |
| WiFi Extender Antenna | Winegard WIFI Extender with 4G/LTE |
Décor Options
Entegra Coach peace of mind
2-year warranty and 3-year roadside assistance
At Entegra Coach, excellence doesn’t end with our stunning interiors and superior craftsmanship. We back each luxury coach with the industry’s highest level of service—including a 2-year warranty and 3-year roadside assistance.
Cashmere
Chestnut
Oxford
