2026 Entegra Coach Cornerstone Reserve 45D
New Class A in Grand Rapids, Michigan, 49548
Unit Specs
- Stock #46985
- Year2026
- ManufacturerEntegra Coach, Inc.
- Make Entegra Coach
- ModelCornerstone Reserve
- Floorplan45D
- Type Class A
- ConditionNew
- Length44' 11"
- VIN4VZVU1R11TC096007
- MSRP $1,132,029.00
- Price $799,997.00
- Need to know your payment? Use our RV Loan Calculator!
- ChassisSpartan
- Fuel TypeDiesel
- Sleeps8
- Water Capacity (Fresh)100 gal
- Water Capacity (Black)41 gal
- Water Capacity (Grey)62 gal
- Slideouts4
Entegra Coach Cornerstone Reserve 45D stands out with a 6-cylinder, 605 Hp powerhouse and a commanding GVWR of 54000 pounds that underscores its premium build. Entegra Coach delivers four slideouts across a 539 in length, enabling a spacious interior that sleeps up to 8 and tows up to 20000 lbs for serious versatility. Built on a high-capacity frame with a 175 gal fuel tank and substantial water systems—100 gal total fresh, 62 gal gray, and 41 gal black—the Cornerstone Reserve blends rugged capability with refined craftsmanship. Hit the open road with confidence. Built to make every weekend an adventure. View the Entegra Coach Cornerstone Reserve at TerryTown RV.
2026 Entegra Coach Cornerstone Reserve 45D Features
2026 Entegra Coach Cornerstone Reserve 45D Specifications
Height
12' 8"
Height (interior)
7' 0"
Length
44' 11"
Width
8' 5"
GVWR
54,000 lbs
Fuel Capacity
175 gal
Refrigerator Capacity
22.3 cu ft
Sleep Capacity
4
Water Capacity - Black
41 gal
Water Capacity - Fresh
100 gal
Water Capacity - Grey
62 gal
Engine Manufacturer
Cummins
Engine Model
Cummins 15-liter X15 turbocharged 605 HP engine with 1,950 lb. ft. torque at 1,150 RPM
Fuel Type
Diesel
Transmission Spec
Allison® 4,000 MH 6-speed transmission
# Awnings
2
# Axles
3
# Doors
1
# Slides
4
Chassis
Spartan® K3 raised-rail chassis
# A/C
3
A/C Spec
15,000 BTU A/C units with heat pumps and condensation drain system
2026 Entegra Coach Cornerstone Reserve 45D Literature
TerryTown RV Superstore
7145 S. Division Ave.
Grand Rapids, MI 49548
Member Since 2011
See 1232 ReviewsUnit Specs
- Stock #46985
- Year2026
- ManufacturerEntegra Coach, Inc.
- Make Entegra Coach
- ModelCornerstone Reserve
- Floorplan45D
- Type Class A
- ConditionNew
- Length44' 11"
- VIN4VZVU1R11TC096007
- MSRP $1,132,029.00
- Price $799,997.00
- Need to know your payment? Use our RV Loan Calculator!
- ChassisSpartan
- Fuel TypeDiesel
- Sleeps8
- Water Capacity (Fresh)100 gal
- Water Capacity (Black)41 gal
- Water Capacity (Grey)62 gal
- Slideouts4
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