THE QUIETEST RIDING, BEST HANDLING COACH ON THE MARKET TODAY. PERIOD.
2015 Cornerstone
In a class of its own
You'll rule the road thanks to the 2015 Cornerstone's Cummins ISX 600 HP turbocharged engine. And with Cornerstone's well-appointed interiors, you'll rule it like a king: Enjoy quartz countertops, heated porcelain bathroom flooring, a cedar-lined walk-in wardrobe and gourmet kitchen.
Brochure
Floorplans
Ward = wardrobe
Lav = bathroom sink
Med = medicine cabinet
Ohc = overhead cabinets
Fridge = refrigerator
Micro = microwave
2015 Cornerstone|45B|Chassis and Engine Size: Cummins ISX 600 HP 15L Turbocharged Diesel
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 | 44' 11" |
| Exterior Width | 101" |
| Exterior Height with A/C and Satellite | 155" |
| Interior Height | 84" |
| Fresh Water Capacity (gals) | 95 |
| Grey Waste Water Capacity (gals) | 49.75 |
| Black Waste Water (gals) | 49.75 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 AQUA-HOT |
| Wheel Base | 320" |
2015 Cornerstone|45J|Chassis and Engine Size: Cummins ISX 600 HP 15L Turbocharged Diesel
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 | 44' 11" |
| Exterior Width | 101" |
| Exterior Height with A/C and Satellite | 155" |
| Interior Height | 84" |
| Fresh Water Capacity (gals) | 95 |
| Grey Waste Water Capacity (gals) | 49.75 |
| Black Waste Water (gals) | 49.75 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 AQUA-HOT |
| Wheel Base | 320" |
2015 Cornerstone|45K|Chassis and Engine Size: Cummins ISX 600 HP 15L Turbocharged Diesel
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 | 44' 11" |
| Exterior Width | 101" |
| Exterior Height with A/C and Satellite | 155" |
| Interior Height | 84" |
| Fresh Water Capacity (gals) | 95 |
| Grey Waste Water Capacity (gals) | 49.75 |
| Black Waste Water (gals) | 49.75 |
| Fuel Tank Capacity (gals) | 150 |
| Furnace (BTU Output) | 65,600 AQUA-HOT |
| Wheel Base | 320" |
All Floorplans
2015 Cornerstone | 45B
Chassis and Engine Size: Cummins ISX 600 HP 15L Turbocharged Diesel
2015 Cornerstone | 45J
Chassis and Engine Size: Cummins ISX 600 HP 15L Turbocharged Diesel
2015 Cornerstone | 45K
Chassis and Engine Size: Cummins ISX 600 HP 15L Turbocharged Diesel
360°
Exterior Graphics
Standards & Options
Chassis
| Chassis | Spartan K3 chassis |
| Chassis Battery | 2 |
| Hitch | 20,000-lb. hitch with 7-pin plug |
| Engine | Cummins 15 liter ISX turbocharged 600 HP engine 1,950 lb-ft torque at 1,200 RPM |
| Engine Block Heater | Yes |
| Fuel Tank | 150-gal. fuel tank (dual fill) |
| DEF Tank | 15-gallon DEF tank |
| Transmission | Allison 4000 MH 6-speed transmission |
| Alternator | 210-amp alternator |
| Radiator | Side-mounted radiator |
| Front Axle | Reyco Granning front axle 20,000-lb. wide track |
| Rear Axle Ratio | 4.30 "Quiet-Gear" rear axle ratio |
| Tag Axle | Tag axle auto weight release |
| Turning Radius | 55-degree wheel cut |
| Braking System | Air Disc brakes on front and rear; All-wheel ABS brakes; Three-stage Jake brake; Pre-wired for electric brake controller |
| Tires | Michelin 365/70R 22.5" tires (Front) + 315/80R 22.5" tires (Rear) |
| Traction Control | Automatic Traction Control |
| Shocks | Front/Rear; 60 mm heavy duty |
| Front Suspension | Reyco Granning IFS independent front air suspension |
| Rear Suspension | Ridewell 246 rear air suspension |
| Air Connection | Remote air connection |
| Rear Axle | Rear axle 20,000-lb., tag axle 14,000-lb. |
Construction
| Frame | X-Bridge frames welded into chassis frame; Steel-reinforced front cap and windshield frame |
| Underbelly | Enclosed, insulated and heated floor, and thermostat controlled heating in storage area |
| Floor | 2" x 4" floor truss construction; 3/4" (7) ply plywood main floor decking |
| Walls | Aluma-Tru Superstructure construction on 16" centers; 2-1/2" wall with welded tubular construction; Sidewalls bolted to chassis frame structure; Smooth high-gloss, gel-coat fiberglass exterior walls |
| Insulation | Polar Pack insulation with reflective Flexfoil floor (R-33), roof (R-24), sidewalls (R-16), front and end caps (R-22) |
| Slideouts | Frameless, flush-mounted slideout rooms; Electric-powered slideouts |
| Roof | One-piece, gel-coat fiberglass, 4-1/2" arched aluminum truss roof; Fully decked with 3/8" plywood |
Heat, AC, Water & Power
| Water Monitoring | Yes |
| Air Conditioning | 15,000-BTU low profile central A/Cs (3) with heat pump, digital thermostat and drain tubes with ducted returns |
| Electrical Hookup | 2,800-watt and 2,000-watt Pure Sine wave inverters with (8) 6V glass mat batteries; 50-amp electric service; 50-amp quick-connect power cord with power reel; Surge protector transfer switch; (2) glass mat batteries |
| Generator | Onan 12,500-watt diesel generator with auto gen start and A/C shore sensor |
| Heating System | Aqua-Hot 450 Diesel hydronic water and heating system with in-floor heat throughout |
| Batteries | Holding and fresh water tanks, radiant-heated; Black holding tank sprayer |
| Power Management | Hookup for city water; Power auto rewind water hose |
| Water Hose w/ Electric Reel | 12V on-demand water pump with two switch locations |
| Tank Flush | Total coach dual system water filter |
| Black Tank Management | SeeLeveL tank monitoring system; Systems monitor panel |
| Water Filtration | Yes |
Exterior
| Mirrors | Chrome, heated, remote control, side-view mirrors |
| Exterior | Full-body premium paint package; 3M front protective film mask |
| Entrance Door | Aire-Secure travel locks for all passage doors; Lighted heavy-duty grab handle with keypad system; Power bay lock integrated with key fob and touch pad |
| Entrance Steps | Electric-powered, double-step entrance |
| Windows | Frameless, tinted, dual-pane, safety-glass windows |
| Door Awning | Roof-integrated, 2-stage powered roof awning with LED lights; Carefree power entrance door awning with LED lights; Carefree slideout and window awnings |
| Cargo Features | Pass-through storage compartments with powered slideout cargo trays (2); Side-hinged baggage doors with chrome door handles; Carpet trunk liner in cargo bays |
| Entertainment | Samsung 40" LED HDTV with Sony Dual DIN CD/DVD player and dual speakers |
| Satellite Dish | Winegard in-motion, dome, roof-mounted satellite dish |
| Rear Mudflap | Full-width rear mudflap |
| TV Antenna | Yes |
| Lights | 2 motion sensor security lights |
Cockpit
| Driver / Passenger Seats | 8-way power, lumbar, heated, leather driver and passenger seats with integrated 3-point lap and shoulder safety belts; Passenger seat power footrest |
| Steering Wheel | VIP SmartWheel steering wheel (wood-grain, leather-wrapped) with tilt and telescoping steering column and integrated controls for radio, cruise and wipers; Adjustable foot pedals |
| Infotainment System(s) | Touch-screen AM/FM/CD/DVD with Rand McNally GPS navigation, Bluetooth and (4) speakers; Sirius radio and tuner; CB prep with antenna; JBL Premium sound dash speakers; Samsung 32" LED HDTV |
| Windshield | Ultra-Vision one-piece wrap-around tinted windshield |
| Cameras | Color back-up camera and monitor. Side cameras with turn signals |
| Visors & Privacy Shade | Powered front and roller side sun visors and privacy shades |
| Power Features | 12V auxiliary in-dash receptacle - (1) in center, (1) at driver's area, (1) at passenger's area; Battery boost switch; Chassis battery disconnect; Auxiliary start switch; Touch control for hydraulic leveling jack system; Powered flush stepwell cover |
| Monitoring System(s) | Spartan Message Center with LCD display featuring: odometer, tachometer, instantaneous fuel economy, fuel remaining, outside air temp., coolant temp., engine oil temp. and pressure, transmission temp., turbo boost pressure, air pressure, diagnostic functions, fault codes, service reminders, percentage of engine load, trip meter, speed and voltage |
| Flooring | High gloss 12" x 24" porcelain tile with granite inlay design; Color-coordinated carpeted floormats |
| Trip Management System | Yes |
Interior
| Furniture | Leather furniture package; Leather hide-a-bed sofa |
| Electric Fireplace | Yes |
| Lighting | Decorative oil rubbed bronze lighting throughout; LED recessed 12V lighting; Multiplex lighting; Lights at entrance steps |
| Central Vacuuming System | 2-panel residential-style solid hardwood passage doors |
| Window Treatments | Fabric and wood-covered box valances with lambrequin legs; Individually-operated, power day/night solar roller shades throughout |
| Flooring | High gloss 12" x 24" porcelain tile floor |
| Washer/Dryer | Yes |
Kitchen
| Refrigerator | Samsung residential 23 cu. ft. refrigerator with ice maker and water dispenser |
| Microwave | Samsung 1.7 cu. ft. convection microwave oven with carousel |
| Cooktop | Flush-mounted, electric 2-burner induction cooktop |
| Dishwasher | Dishwasher drawer |
| Countertops | Quartz surface countertops with integrated stainless steel sink |
| Backsplash | Porcelain tile backsplash with glass design inlays |
| Waste Basket | Large deep drawer with waste basket |
| Silverware Drawer | Silverware drawer, divided for utensils |
| Cabinet Extension | Pullout cabinet extension with countertop |
| Cutting Board | Yes |
Bedroom
| Bed | King Select Comfort Sleep Number air mattress; Quilted bedspread |
| Wardrobe | Large cedar-lined wardrobe with hardwood doors with mirrors |
Bathroom
| Shower | Caramel Glazed Maple |
| Countertop(s) | Quartz countertops with integrated sink |
| Shower Door | Porcelain tile shower pan and walls with skylight; Frameless, full-view, glass shower surround |
| Vent | Power vent with thermostat and rain cover |
Safety
| Smoke Alarm | Yes |
| Carbon Monoxide Detector | Yes |
| Security System | Security system with glass shatter sensors |
Options
| Canadian Standards | Yes |
| Satellite Dish - US | Winegard Trav'ler satellite dish with DIRECTV; Shaw Direct Canada Satellite TV |
| Freezer | Dual 100-watt |
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.
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