Cornerstone 45F is a Class A RV from Entegra Coach, it sleeps 6 people comfortably. Features a 6 cylinder diesel engine, and automatic transmission. Read the full specifications below.

Main Specification
Brand Entegra Coach
Model Cornerstone 45F
Year 2021
Manufacturer Country USA
Class Class A
MSRP $754,230.00
Chassis Model K3
Chassis Brand Spartan
Engine I6 Diesel Pusher
Cylinders 6
Horsepower/kW 605 / 451.5
Horsepower RPM 1800
Torque Ft. Lbs./Nm 1950 / 2646
Torque RPM 1200
Fuel Requirements Regular
Fuel Type Diesel
Turbo Yes
Supercharger No
Displacement 15
Trans Type Automatic
Forward Gears 6
Overdrive Yes
Trans Brand Allison
Driveline 4X2
Tires and Wheels
Wheel Material Aluminum
Front Tires Michelin XZA 365/70R 22.5
Rear Tires Michelin X Line Energy Z 315/80R 22.5
Front Brakes Hydraulic Disc
Rear Brakes Hydraulic Disc
Antilock Brakes Standard
Dimensions and Tech Specs
Length (ft/m) 44.92 / 13.7
Width (in/mm) 101 / 2565.4
Height (in/mm) 155 / 3937
Wheelbase (in/mm) 320 / 8128
Interior Height (in/mm) 84 / 2133.6
Interior Length (ft/ft) 44
Towing Capacity (lbs/kgs) 20000 / 9072
GVWR (lbs/kgs) 54000 / 24494.4
Fuel Capacity (gal/l) 150 / 567.8
Storage Capacity (cuft/gal/l)
Fresh Water Holding Tanks 1
Fresh Water Tank Capacity (gal/l) 100 / 378.5
Gray Water Holding Tanks 1
Gray Water Tank Capacity (gal/l) 62 / 234.7
Black Water Holding Tanks 1
Propane Tanks
Number Of Propane Tanks 0
Total Propane Tank Capacity (gal/lbs) 0 / 0
Seat Type 0 / 0
Seat Material Leather
Power Adjustable Seat Yes
Reclining Seats Yes
Swivel Seats Yes
Seat Armrests Yes
Number Of Seats 2
Number Of Rows 1
Body Material Aluminum
Sidewall Construction Fiberglass
Number of Doors 1
Sliding Glass Door No
Number of Slideouts 4
Power Retractable Slideout Yes
Number of Awnings 2
Awning Length (ft/m)
Power Retractable Awning Yes
Screened Room No
Sky Light Standard
Roof Vents Standard
Exterior Ladder
Exterior Window Shade Standard
Exterior Shower Standard
Slideout Awning Standard
Voltage Meter Standard
Fresh Water Holding Tank Gauge Standard
Gray Water Holding Tank Gauge Standard
Black Water Holding Tank Gauge Standard
Trailer Level Gauge Standard
Water Pump Power Display Standard
Propane Tank Gauge
Kitchen Floor Tile
Kitchen Table Configuration Chairs
Kitchen Location Center
Number Of Oven Burners 2
Overhead Fan Yes
Refrigerator Size Full-Size
Refrigerator Power Electric
Sink Cover Standard
Number Of Sofas 2
Sofa Material Leather
Number Of Recliner / Rockers
Max Sleeping Count 6
Number Of Bunk Beds 0
Number Of Double Beds 0
Number Of Full Beds 0
Number Of Queen Size Beds 0
Number Of King Size Beds 1
Number Of Convertible Beds 2
Full Size Master Bedroom Closet
Master Bedroom Location
Bed Spreads Standard
Bathroom Flooring Type Tile
Bathroom Location Rear / Center
Toilet Type Porcelain
Power Vent Fan Standard
Battery Power Converter Standard
Air Conditioning Prewiring Yes
Heat Prewiring No
Washer / Dryer Prewiring Yes
Exterior Plugs Standard
Generator Standard
Smoke Detector Standard
Carbon Monoxide Detector Standard
Propane Alarm
Heating and Cooling
Air Conditioning Type Automatic
Heater Type Automatic
Water Heater Pump Power
Water Heater Tank Bypass Yes
Basic Warranty (Months) Standard
Structure Warranty (Months/Miles)/td>

Powertrain Warranty (Months/Miles) 36 / 50000
Chassis Warranty (Months/Miles) 36 / 50000