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New 2026 Keystone Montana 300RK

Fifth Wheel|Birch Run, MI| Stock# 357517

MSRP: $106,133

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Overview
Specifications

Keystone Montana 300RK highlights

  • Rear Kitchen
  • Kitchen Island
  • Theater Seating
  • King Bed Suite
  • Fireplace Entertainment Center

The Keystone Montana 300RK is a luxury fifth wheel designed to deliver residential comfort, upscale finishes, and a highly functional layout in a manageable size. The standout rear kitchen features expansive counterspace, a large campsite-view window, an 18 cu. ft. residential refrigerator, convection microwave, and deep stainless-steel sink, along with a center island for added prep space and storage. The central living area includes opposing slide-outs with theater seating, a hide-a-bed sofa, and a large entertainment center with a fireplace, creating an open and inviting space filled with natural light from panoramic windows.

Up front, the private master suite offers a king bed, large wardrobe, dresser storage, and washer/dryer prep for extended stays. The adjoining bathroom includes a spacious 48" x 30" shower with a seat, linen storage, and a solid-surface vanity. Built for year-round comfort, the Montana 300RK includes dual whisper-quiet A/C units, a 35,000 BTU furnace, tankless water heater, and a SolarFlex power package. With its premium construction, residential amenities, and smartly designed floorplan, this fifth wheel is ideal for travelers seeking luxury, comfort, and long-term capability.

Overview

Keystone Montana 300RK highlights

  • Rear Kitchen
  • Kitchen Island
  • Theater Seating
  • King Bed Suite
  • Fireplace Entertainment Center

The Keystone Montana 300RK is a luxury fifth wheel designed to deliver residential comfort, upscale finishes, and a highly functional layout in a manageable size. The standout rear kitchen features expansive counterspace, a large campsite-view window, an 18 cu. ft. residential refrigerator, convection microwave, and deep stainless-steel sink, along with a center island for added prep space and storage. The central living area includes opposing slide-outs with theater seating, a hide-a-bed sofa, and a large entertainment center with a fireplace, creating an open and inviting space filled with natural light from panoramic windows.

Up front, the private master suite offers a king bed, large wardrobe, dresser storage, and washer/dryer prep for extended stays. The adjoining bathroom includes a spacious 48" x 30" shower with a seat, linen storage, and a solid-surface vanity. Built for year-round comfort, the Montana 300RK includes dual whisper-quiet A/C units, a 35,000 BTU furnace, tankless water heater, and a SolarFlex power package. With its premium construction, residential amenities, and smartly designed floorplan, this fifth wheel is ideal for travelers seeking luxury, comfort, and long-term capability.

Specifications

Specifications

RV Details

  • Sleeps4
  • Slides3
  • Length35 ft.
  • Width8 ft.
  • Height13 ft. 4 in.
  • Dry Weight12900 lbs.
  • Hitch Weight2400 lbs.
  • GVWR15500 lbs.
  • VIN4YDFHMR29TA741080

Tanks & HVAC

  • Fresh Water1 Tank(s) | 66 gal.
  • Black Water1 Tank(s) | 49 gal.
  • Gray Water2 Tank(s) | 98 gal.
  • Propane2 Tank(s) | 60 gal.
  • ACDual 30000 BTU
  • Heatpropane 35000 BTU
  • Water Heatertankless

Appliances

  • Awnings2 | 11 ft + 16 ft
  • BedsKing bed, hide-a-sofa
  • ShowerResidential fiberglass shower w/ seat 48 x 30 in.
  • Refrigerator18 cu ft residential
  • Cooktops | Microwave3 | Yes
  • Washer/Dryer PreppedYes

Can you tow this RV?

Understanding your vehicle's towing capacity rating is critical to choosing the right RV for you and your family. Towing your next RV safely down the road will depend on having the right tow vehicle and RV combination. Use our handy towing guide below to help find your vehicle's towing capacity and filter our RV inventory down to RVs you can tow. View Tow Guide >

Attention: Your vehicle's max towing capacity includes passenger weight, added accessories, any current liquids in tanks, and any cargo you've added such as food, clothes, chairs, grills, games, tools, etc.. For purposes of RVs I can Tow, we've allowed 1000 lbs for RVs over 8000 lbs, 750 lbs for RVs under 8000 lbs, and 500 lbs for RVs under 5000 lbs for average Cargo Weight. Always confirm your specific tow vehicles towing capacity directly from your vehicle's manufacturer before purchasing or towing an RV. You are responsible for the decision to operate your vehicle and any RV you may tow. If your specific vehicle is not listed, please contact us for assistance.

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. $79 monthly payment based on purchase price of $9,999 with 20% down at 8.24% APR for 218 months. $439 monthly payment based on purchase price of $69,995 with 20% down, at 6.49% APR for 240 months. For select models only. Rate and payments are subject to change at any time. Conditions apply. See dealer for details.