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New 2027 Newmar Mountain Aire 3825

Class A Diesel|Online Distribution| Stock# 355407
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Overview
Specifications

2027 Newmar Mountain Aire 3825 Highlights:
• Rear master suite with 42" × 35" shower and full wardrobe
• Center kitchen with residential fridge and convection microwave
• Three slide outs create a spacious living and bedroom layout
• 525‑hp Spartan K3 chassis with 15,000‑lb towing capability

The 2027 Newmar Mountain Aire 3825 is a high‑end luxury diesel coach built on the Spartan K3 chassis, delivering 525 horsepower and exceptional stability with its passive tag axle. The front living area features a hide‑a‑bed sofa, Euro‑booth dinette, and a 50" Samsung 4K TV on a televator, creating a refined residential lounge. The center kitchen includes a stainless‑steel convection microwave with air‑fry capability, a residential refrigerator, induction cooktop, and a large pantry, making it ideal for extended travel.

A mid‑coach half bath provides convenient access for guests, while the rear master suite offers a king bed, dresser storage, and a full‑width wardrobe. The rear bathroom includes a 42" × 35" angled shower, washer/dryer, and generous linen storage. Three slide outs expand the living area and bedroom, creating a spacious interior despite the coach’s 38' 10" length.

With an 800‑Ah battery bank, 12.5‑kW generator, Comfort Drive™ steering, and advanced safety systems, the Mountain Aire 3825 is engineered for long‑distance luxury travel. Exterior entertainment, premium cabinetry, and Newmar’s signature build quality complete this top‑tier Class A diesel motorhome.

Overview

2027 Newmar Mountain Aire 3825 Highlights:
• Rear master suite with 42" × 35" shower and full wardrobe
• Center kitchen with residential fridge and convection microwave
• Three slide outs create a spacious living and bedroom layout
• 525‑hp Spartan K3 chassis with 15,000‑lb towing capability

The 2027 Newmar Mountain Aire 3825 is a high‑end luxury diesel coach built on the Spartan K3 chassis, delivering 525 horsepower and exceptional stability with its passive tag axle. The front living area features a hide‑a‑bed sofa, Euro‑booth dinette, and a 50" Samsung 4K TV on a televator, creating a refined residential lounge. The center kitchen includes a stainless‑steel convection microwave with air‑fry capability, a residential refrigerator, induction cooktop, and a large pantry, making it ideal for extended travel.

A mid‑coach half bath provides convenient access for guests, while the rear master suite offers a king bed, dresser storage, and a full‑width wardrobe. The rear bathroom includes a 42" × 35" angled shower, washer/dryer, and generous linen storage. Three slide outs expand the living area and bedroom, creating a spacious interior despite the coach’s 38' 10" length.

With an 800‑Ah battery bank, 12.5‑kW generator, Comfort Drive™ steering, and advanced safety systems, the Mountain Aire 3825 is engineered for long‑distance luxury travel. Exterior entertainment, premium cabinetry, and Newmar’s signature build quality complete this top‑tier Class A diesel motorhome.

Specifications

Specifications

RV Details

  • Sleeps4
  • Slides3
  • Length38 ft. 10 in.
  • Width8 ft. 5 in.
  • Height13 ft. 2 in.
  • Int. Height6 ft. 11 in.
  • GVWR54000 lbs.

Tanks & HVAC

  • Fresh Water105 gal.
  • Black Water60 gal.
  • Gray Water80 gal.

Appliances

  • BedsKing
  • Cooktops | MicrowaveNo
  • Washer/Dryer PreppedYes

Vehicle Details

  • Fuel150 gal.
  • Horsepower525 hp
  • Torque1695 ft-lbs.

General RV works hard to ensure the accuracy of all its listings however we are not responsible for any misprints, typos, or errors found in our website pages. Manufacturer-provided pictures, specifications and features may be used as needed. Inventory shown may be only a partial listing of the entire inventory. Please contact us at 888-436-7578 for availability as our inventory changes rapidly.

*All RV prices exclude tax, title, registration and fees, including documentary service fees. All payments are with approved credit through dealer lending source. Advertised monthly payment is based on 20% cash down, plus tax, title, registration and fees, at 7.99% APR for 96 months on finance amounts under $10K, at 7.99% APR for 144 months on finance amounts from $10K to $25K, at 7.99% APR for 180 months on finance amounts from $25K to $50K, and at 7.99% APR for 240 months on amounts over $50K. $89 monthly payment based on purchase price of $9,999 with 0% down at 6.99% APR for 180 months. For select models only. Rate and payments are subject to change at any time. Conditions apply. See dealer for details.