THE QUIETEST RIDING, BEST HANDLING COACH ON THE MARKET TODAY. PERIOD.
2022 Cornerstone
It’s no wonder the Cornerstone has been the #1 selling coach in the Cummins X 605HP engine category—and the 2022 model follows suit. Power meets beauty in this impressive package—and the new model year has even more to love. The new décor and modern interior design packages are just the beginning; driver and passenger will love the leather massaging seats in the cab and navigate with ease thanks to the iGO Primo navigation system with RV attribute routing. When it’s time to park it, state-of-the art entertainment systems, residential furniture and appliances and spacious living quarters will have you feeling right at home. This is a lineup you don’t want to miss.
Brochure
Product Video
2022 Cornerstone Walkthrough
Floorplans
Ward = wardrobe
Lav = bathroom sink
Med = medicine cabinet
Ohc = overhead cabinets
Fridge = refrigerator
Micro = microwave
2022 Cornerstone|45B
Specs
| Gross Vehicle Weight Rating (lbs) | 54,000 |
| Gross Combined Weight Rating (lbs) | 74,000 |
| Front Gross Axle Weight Rating (lbs) | 20,000 |
| Rear Gross Axle Weight Rating (lbs) | 20,000 |
| Tag Axle Gross Weight Rating (lbs) | 14,000 |
| Exterior Length | 45' 5" |
| 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 |
| Wheel Base | 320" |
2022 Cornerstone|45D
Specs
| Gross Vehicle Weight Rating (lbs) | 54,000 |
| Gross Combined Weight Rating (lbs) | 74,000 |
| Front Gross Axle Weight Rating (lbs) | 20,000 |
| Rear Gross Axle Weight Rating (lbs) | 20,000 |
| Tag Axle Gross Weight Rating (lbs) | 14,000 |
| Exterior Length | 45' 5" |
| 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 |
| Wheel Base | 320" |
2022 Cornerstone|45F
Specs
| Gross Vehicle Weight Rating (lbs) | 54,000 |
| Gross Combined Weight Rating (lbs) | 74,000 |
| Front Gross Axle Weight Rating (lbs) | 20,000 |
| Rear Gross Axle Weight Rating (lbs) | 20,000 |
| Tag Axle Gross Weight Rating (lbs) | 14,000 |
| Exterior Length | 45' 5" |
| 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 |
| Wheel Base | 320" |
2022 Cornerstone|45R
Specs
| Gross Vehicle Weight Rating (lbs) | 54,000 |
| Gross Combined Weight Rating (lbs) | 74,000 |
| Front Gross Axle Weight Rating (lbs) | 20,000 |
| Rear Gross Axle Weight Rating (lbs) | 20,000 |
| Tag Axle Gross Weight Rating (lbs) | 14,000 |
| Exterior Length | 45' 5" |
| 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 |
| Wheel Base | 320" |
2022 Cornerstone|45W
Specs
| Gross Vehicle Weight Rating (lbs) | 54,000 |
| Gross Combined Weight Rating (lbs) | 74,000 |
| Front Gross Axle Weight Rating (lbs) | 20,000 |
| Rear Gross Axle Weight Rating (lbs) | 20,000 |
| Tag Axle Gross Weight Rating (lbs) | 14,000 |
| Exterior Length | 45' 5" |
| 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 |
| Wheel Base | 320" |
2022 Cornerstone|45Z
Specs
| Gross Vehicle Weight Rating (lbs) | 54,000 |
| Gross Combined Weight Rating (lbs) | 74,000 |
| Front Gross Axle Weight Rating (lbs) | 20,000 |
| Rear Gross Axle Weight Rating (lbs) | 20,000 |
| Tag Axle Gross Weight Rating (lbs) | 14,000 |
| Exterior Length | 45' 5" |
| 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 |
| Wheel Base | 320" |
All Floorplans
2022 Cornerstone | 45B
2022 Cornerstone | 45D
2022 Cornerstone | 45F
2022 Cornerstone | 45R
2022 Cornerstone | 45W
2022 Cornerstone | 45Z
360°
Exterior Graphics
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Standards & Options
Chassis
| Chassis | Spartan® K3 raised-rail chassis |
| Engine | Cummins® 15-liter X15 turbocharged 605 HP engine with 1,950-lb. ft. torque at 1,150 RPM |
| Transmission | Allison® 4,000 MH 6-speed transmission |
| Radiator | Side-mounted, parallel-airflow radiator |
| Alternator | 210-amp alternator |
| Engine Block Heater | 1,500-watt engine block heater |
| Engine Brake | Three-stage engine brake |
| Front Axle | Reyco® Granning® - 20,000 lb. rating |
| Front Suspension | Independent front air suspension (IFS) |
| Rear Axle | Dana® rear axle - 20,000 lb. rating |
| Tag Axle | Reyco® Granning® passive-steer tag axle with air dump - 14,000 lb. rating |
| Braking System | All-wheel ABS disc brakes |
| Rear Axle Ratio | 4.30 rear axle ratio |
| Tires | Michelin® 365/70R 22.5” tires (front) and 315/80R 22.5” tires (rear) |
| Shocks | Bilstein® shocks- 60mm front axle & 46mm rear/tag axles |
| Tire Pressure Monitoring | Tire pressure monitoring system (TPMS) with temperature monitoring |
| Traction Control | Automatic traction control |
| Leveling System | Equalizer™ hydraulic automatic coach leveling |
| Air Leveling | Valid Truline air leveling system with auxiliary air compressor |
| Air Connection | Remote air connection |
| Chassis Battery | (2) 12V chassis batteries |
| Fuel Tank | 150-gal. fuel tank with dual fills |
| DEF Tank | 15 gal. DEF tank with dual fills (single fill on 45D, 45R) |
| Tow Air Brake System | Spartan® Safehaul tow vehicle air brake system |
| Hitch | 20,000-lb. hitch with 7-pin plug |
Construction
| Floor | 2" x 4" wood trusses on 16" centers or less filled with bat and Flexfoil insulation then topped with 3/4" 7-ply plywood decking (R-33) |
| Frame | X-Bridge™ bracing welded into chassis frame |
| Roof | 4" arched aluminum trusses filled with bat insulation and reflective Flexfoil® topped with 3/8" plywood decking then one-piece fiberglass |
| Slideouts | Entegra-exclusive Relia-Torque flush-mounted 12V slideout system with VegaTouch and rocker switch controls |
| Walls | 2-1/2" exterior walls with Aluma-Tru™ welded tubular aluminum studs on 16" centers or less filled with bat and Flexfoil insulation then covered with high-gloss gelcoat |
Heat, AC, Water & Power
| Generator | Onan® 12,500-watt diesel generator, with automatic start, on powered slide-out tray |
| Batteries | (4) L16 AGM batteries (6V/390 amp hrs. ea.) |
| Electrical Hookup | 50-amp power cord on electric powered reel |
| Power Management | Smart automatic transfer switch with surge protection |
| Air Conditioning | (3) 15,000-BTU A/C units with heat pumps and condensation drain system |
| Heating System | Aqua-Hot® 450D hydronic water and heating system with in-floor heat throughout and engine preheat |
| Black Tank Management | Sani-Con® Macerator holding tank dump system with power gate valves, manual backup and metal door |
| Tank Flush | Black holding tank sprayer |
| Water Filtration | City and tank water filtration system |
| Winterization Drain System | Winterizing drain system |
| Water Monitoring | Trutank™ ultrasonic tank monitoring system displayed on VegaTouch screen |
| Water Hose w/ Electric Reel | Water hose with electric reel |
| Inverter | 3,000-watt pure sine wave inverter |
| Heated Tanks | Aqua-Hot® heated basement storage |
Exterior
| Front/Rear Cap | Insulated front and rear caps (R-24) with steel-reinforced front cap and windshield frame |
| Stainless Steel Accents | Executive Bus Armor 10” stainless-steel trim |
| Engine Door | Power rear engine door with manual override |
| Patio Awnings | Dual roof-mounted Girard® Vision dual-pitched patio awnings with LED lights |
| Door Awning | Girard® power entrance door awning with LED lights |
| Slideout Awnings | Girard® Ultra slideout awnings |
| Window Awnings | Girard® Ultra power window awnings |
| Windows | Frameless, dual-pane, tinted, safety-glass windows |
| Keypad | Lit grab handle with doorbell and keypad system for keyless entry |
| Entertainment | 43” Samsung® QLED 4K UHD Smart TV with tilt, swivel, and extend adjustment; JBL radio and speakers with USB port and receptacle |
| Mirrors | Chrome, heated, remote-control, side-view mirrors with integrated cameras and blind-spot indicators |
| Exterior | Diamond Shield™ front protective film mask |
| LED Lights | LED marker lights, turn lights, license plate light, third brake light, accent lights and docking lights |
| Headlights | LED high and low beam headlights and fog lights |
| Daytime Running Lights | Daytime running lights |
| Accent Lights | LED accent lights under passenger slideout rooms |
| Clearance Accent | LED-lit chrome clearance accent light |
| Lights | Porch light and motion sensor security lights |
| Rear Mudflap | Mudflap with chrome “Cornerstone” nameplate |
| Satellite Dish - US | Winegard® TRAV’LER satellite dish DIRECTV® - standard with USA option |
| Satellite Dish - CA | Winegard® TRAV’LER satellite dish Shaw TV - standard with CSA option |
| TV Antenna | Winegard® Rayzar Automatic powered TV antenna |
| Wi-Fi | Winegard® WiFi extender with 4G/LTE |
| Utility Center | Heated exterior utility center with 5” LED Firefly® tank monitoring panel |
| Cargo Features | (2) Power slideout basement storage trays; Push-button power-unlatching baggage doors with LED indicator light |
| Freezer | 2.8-cu. ft. exterior Dometic® refrigerator/freezer on slideout tray |
| Paint | Sikkens custom full-body paint |
| Entrance Door | Removable screen on entry door |
Cockpit
| Collision Mitigation | Collision avoidance system with collision warning, adaptive cruise control and electronic stability control |
| Dash | Valid 15" digital dash with quad core graphics processor, on-board diagnostics, selector knob and ability to display traditional instrument cluster, 360° camera system or GPS navigation |
| Blind Spot Monitoring | Blind spot monitoring system displayed on digital dash screen |
| Cameras | Xite™ 360° HD digital camera system |
| Infotainment System(s) | Xite™ XSG4 infotainment system with dual 9" touchscreens, iGO navigation, Bluetooth®, Sirius XM™ and AM/FM tuner, integrated camera control, house mode whole-coach audio distribution and integrated VegaTouch coach control |
| Driving Features | E-Z Steer™ adjustable power steering assist |
| Steering Column | Power tilt and telescoping steering column |
| Steering Wheel | Steering wheel with integrated controls for cruise, wipers, radio and Bluetooth® phone functionality |
| Sound System | JBL® premium audio 11-speaker sound system with amplifier, speakers and DVC subwoofer |
| Windshield | Ultra-Vision® one-piece wrap-around tinted windshield |
| Driver / Passenger Seats | Villa® heated and cooled leather driver and passenger seats with powered 6-way adjustment, lumbar, recline, footrest and massage functions |
| Additional Amenities | Powered driver's window; (2) dual USB ports and (2) 12V sockets for charging |
| Power Features | Powered flush stepwell cover |
| Pedals | Powered adjustable brake and accelerator pedals |
| Visors & Privacy Shade | Powered front sun visors and privacy shades |
Interior
| Electric Fireplace | LED-lit fireplace with 5,000-BTU heating element (45B, 45Z) |
| Television - Front Overhead | 32" Samsung® QLED 4K UHD Smart TV in front overhead |
| Command Center | Firefly multiplex system with 10” VegaTouch touchscreen for complete integration of coach controls, with remote monitoring and control (mobile app available) |
| Television - Living Room | 50” Samsung® QLED 4K UHD Smart TV |
| Sound - Living Room | Bose® sound bar with subwoofer and universal remote control |
| DVD Systems | Sony® Blu-ray™ player |
| Furniture | Premium leather Villa® furniture |
| Flooring | Hand-laid porcelain tiled floors |
| Lighting | LED interior lighting |
| Ceiling | Decorative ceiling feature with integrated accent lighting |
| Window Treatments | Powered solar day and blackout night shades |
| Central Vacuuming System | Central vacuum system |
| Interior Doors | Aire-Secure™ travel locks for all pocket doors |
| Bar | Bar area with beverage chiller and rain glass upper cabinet door with LED accent lighting (45R only) |
| Washer/Dryer | Whirlpool® stacked washer and dryer |
Kitchen
| Refrigerator | Whirlpool® stainless-steel residential refrigerator with ice maker and water dispenser |
| Cooktop | Induction cooktop with matching wood cover |
| Microwave | Whirlpool® 1.9-cu. ft. convection microwave oven |
| Dishwasher | Fisher & Paykel dishwasher |
| Backsplash | Porcelain tile backsplash |
| Countertops | Solid-surface countertops with dimmable LED accent lighting |
| Vent | Maxxair® power vent exhaust fan with intake and touch screen control |
| Waste Basket | Large, deep drawer for waste basket with easy access trash chute (trash chute not available in 45F, 45R) |
| Storage | Slide-out storage tray(s) in overhead cabinet |
| Sink | Blanco single-bowl granite sink |
Bedroom
| Bed | Select Comfort® Sleep Number® King-size mattress |
| Television | 32" Samsung® QLED 4K UHD Smart TV |
| Sound | Bose® sound bar with universal remote control |
| DVD Systems | Sony® Blu-ray™ player |
| Ceiling Fan | Ceiling fan |
| Nightstands | Nightstands with solid-surface tops |
| Wardrobe | Large cedar-lined wardrobe |
Bathroom
| Countertop(s) | Solid-surface countertops with dimmable LED accent lighting |
| Sink | Integrated glass sink |
| Shower | Porcelain tile shower walls and floor with skylight and frameless glass shower door |
| Shower Seat | Teakwood shower seat (N/A 45F) |
| Shower Head | Pivoting shower head and separate hand-held spray wand |
| Water Saving System | Aqua View SHOWERMI$ER™ water saving system |
| Toilet | Thetford® macerator toilet in main bath (N/A 45Z) |
| Vent | Maxxair® Deluxe power exhaust vent fan with intake |
Safety
| Carbon Monoxide Detector | Carbon monoxide detector |
| Security System | Security system with glass shatter sensors |
| Smoke Alarm | Smoke alarm |
| Security Safe | Security safe |
Options
| Canadian Standards | Canadian Standards- CSA |
| Theater Seating | Theater seating with power recliners and fixed console |
| Reclining Sofa | 100" power reclining sofa |
| Fireplace/TV/entertainment center and work station ILO sofa | Fireplace/TV/entertainment center and work station ILO sofa |
| Satellite Dish | Winegard In-Motion satellite dome |
| Satellite Dish - US | Winegard TRAV'LER Dish Network |
| Solar | Solar panels (dual 100-watt) |
| Dinette | Leather booth dinette |
Décor Options
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Wood Options
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Entegra Coach peace of mind
2-year warranty and 5-year structural warranty
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 limited warranty and a 5-year structural limited warranty.
