2025 Cornerstone

Live out your dreams in ultimate luxury in the Cornerstone, Entegra Coach's flagship diesel pusher and the #1 selling coach in the 605HP engine category. Built utilizing unique construction techniques and offering numerous ride and handling upgrades, the Cornerstone is truly the quietest riding, best-handling coach on the market today—period. Premium interior features and materials take this powerful motorhome to the next level. The Cornerstone is the epitome of power meets luxury.

The Cornerstone is built upon the Spartan K3 chassis. It features a Cummins 605HP engine, side-mounted radiator, custom-tuned Koni shocks and the Valid™ Truline air leveling system for a powerful and smooth ride you won't find anywhere else. 
Inside the cockpit, our cab-forward design features a 120-inch... Read More

2025 Cornerstone

Product Video

Floorplans

2025 Cornerstone|45B

45B

2025 Cornerstone|45D

45D

360   View specs

2025 Cornerstone|45R

45R

360   View specs

2025 Cornerstone|45W

45W

360   View specs

2025 Cornerstone|45Z

45Z

360   View specs

Ward = wardrobe

Lav = bathroom sink

Med = medicine cabinet

Ohc = overhead cabinets

Fridge = refrigerator

Micro = microwave

Exterior Graphics