Diesel Class A Motorhomes for Sale in New Hampshire
Ready for an adventure? Campers Inn RV carries hundreds of new and used Class A Diesel motorhomes from the industry’s top brands. With over 25 dealerships nationwide, we are stocked with gas and diesel Class A’s for all budgets and lifestyles. Our buying power means we can offer unbelievable deals on today’s most popular floorplans.
When you visit Campers Inn RV, our award-winning team will guide you through a no-pressure sales process to find your dream RV. We believe every customer deserves to be treated with dignity and respect, and our RV Matchmakers will ensure you have a 5-star experience.
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Motor Home Class A - Diesel
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Stock # 116741ZMerrimack NH
Stock # 116741ZMerrimack NH- 44ft long
- Sleeps 4
- 3 slides
- 450 Hp Cummins ISL
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SALE PRICE: $169,995
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List: $213,866
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You Save: $43,871
Go Camping For Less! $1,179 /mo.Unlock Best Price! View Details »
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Stock # 116477ZMerrimack NHPre Owned Promise Multi Point Pre-Delivery Inspection ~ Ask for details!
Stock # 116477ZMerrimack NHPre Owned Promise Multi Point Pre-Delivery Inspection ~ Ask for details!- 45ft long
- Sleeps 4
- 4 slides
- Cummins ISL 450HP
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SALE PRICE: $199,995
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List: $214,866
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You Save: $14,871
Go Camping For Less! $1,387 /mo.Unlock Best Price! View Details »
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Stock # 117068XMerrimack NHPre Owned Promise Multi Point Pre-Delivery Inspection. Ask our RV Pros for details!
Stock # 117068XMerrimack NHPre Owned Promise Multi Point Pre-Delivery Inspection. Ask our RV Pros for details!
- 44ft long
- 39,000 lbs
- Sleeps 4
- 3 slides
- Cummins ISL 450Hp
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SALE PRICE: $229,495
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List: $246,891
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You Save: $17,396
Go Camping For Less! $1,592 /mo.Unlock Best Price! View Details »
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Stock # 115369PMerrimack NH
Stock # 115369PMerrimack NH
- 45ft long
- Sleeps 7
- 4 slides
- PowerGlide ISL
- 450 HP
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SALE PRICE: $229,990
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List: $239,975
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You Save: $9,985
Go Camping For Less! $1,596 /mo.Unlock Best Price! View Details »
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Stock # 101185Merrimack NHBeautiful Class A - Diesel Motorhome!!
Stock # 101185Merrimack NHBeautiful Class A - Diesel Motorhome!!
- 41ft long
- 32,000 lbs
- Sleeps 5
- 3 slides
- 6.7L Cummins B
- 360 HP
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SALE PRICE: $309,995
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MSRP: $439,395
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You Save: $129,400
Go Camping For Less! $2,034 /mo.Unlock Best Price! View Details »
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Stock # 103249Merrimack NHThe 2026 Tiffin Allegro RED 33AA delivers diesel power, luxury comfort, and Tiffin craftsmanship in a perfectly sized Class A that’s ready to turn every trip into a first-class adventure.
Stock # 103249Merrimack NHThe 2026 Tiffin Allegro RED 33AA delivers diesel power, luxury comfort, and Tiffin craftsmanship in a perfectly sized Class A that’s ready to turn every trip into a first-class adventure.- Sleeps 5
- 4 slides
- Cummins L9
- 380 HP
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SALE PRICE: $322,092
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MSRP: $460,131
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You Save: $138,039
Go Camping For Less! $2,114 /mo.Unlock Best Price! View Details »
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Stock # 102731Merrimack NHAdventure and elegance combine seamlessly in the Phaeton 44 OH.
Stock # 102731Merrimack NHAdventure and elegance combine seamlessly in the Phaeton 44 OH.- 45ft long
- Sleeps 7
- 4 slides
- Cummins L9
- 450 HP
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SALE PRICE: $449,995
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MSRP: $628,648
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You Save: $178,653
Go Camping For Less! $2,953 /mo.Unlock Best Price! View Details »
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Stock # 106516Merrimack NHExperience luxury on the road with the Tiffin Phaeton 40 IH, featuring a spacious master suite with a king bed slide-out and a gourmet kitchen equipped with a convection microwave and air fryer.
Stock # 106516Merrimack NHExperience luxury on the road with the Tiffin Phaeton 40 IH, featuring a spacious master suite with a king bed slide-out and a gourmet kitchen equipped with a convection microwave and air fryer.- 41ft long
- Sleeps 7
- 4 slides
- Cummins L9
- 450 HP
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SALE PRICE: $494,995
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MSRP: $624,747
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You Save: $129,752
Go Camping For Less! $3,248 /mo.Unlock Best Price! View Details »
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Stock # 113944Merrimack NHExperience the road in luxury with the Tiffin Allegro Bus 45 OPP, featuring a spacious bath and a half layout and a drawer-style dishwasher for effortless comfort and convenience.
Stock # 113944Merrimack NHExperience the road in luxury with the Tiffin Allegro Bus 45 OPP, featuring a spacious bath and a half layout and a drawer-style dishwasher for effortless comfort and convenience.- 45ft long
- Sleeps 3
- 4 slides
- Cummins L9
- 450 HP
*All calculated monthly payments are an estimate for qualified buyers only and do not constitute a commitment that financing or a specific interest rate or term is available. Financing terms may not be available in all Campers Inn locations. Campers Inn RV Sales is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual inventory in stock on our lot. Please contact us for availability as our inventory changes rapidly.
Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.
Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.