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New 2024 Heartland Heartland Milestone 321FL

New Floor Plan
2024 321FL Features and Options

Features on this Milestone:
Décor color: Addison
Milestone Discovery Package
Full Profile Painted Front Cap
Straight Roofline Profile
Horizon Full View Slideout Windows
7-layer Laminated Plywood Sealed Slide Floors
Dexter E/Z Lube Axles
Nev-R Adjust Brakes
Aluminum Wheels
Enclosed Heated Underbelly
Tinted Safety Glass Windows
Azdel Backed Layered Sidewalls
Friction Hinge Entry Door w/Triple Aluminum Entry Steps
Skylight in Bathroom
Foot Flush Toilet
Black Tank Flush
Quick Recovery Water Heater
Outdoor Speakers
Satellite / Cable Hookup
35K BTU Furnace
55 amp 12v Power Converter
Spare Tire
Roller Shades
Backup Camera Prep
Milestone Summit Package
15K BTU A/C in main living area
13.5 BTU A/C in bedroom
Power Awning w/LED Lights
Dual 30# Propane Tank w/Auto Switchover
Water Heater Bypass
Propane Quick Connect
Residential Refrigerator
30" Over-the-range Microwave
Residential Free Standing Oven & Range
Ultra Plus Residential Style Furniture
King Mattress
Milestone Elevation Package
Winegard Gateway Wi-Fi Router
Smart Streaming TV
JBL Hi-Fi Speaker & Stereo
Wireless Charging
RotoFlex Hitch
X1 Control System
Electric Auto Level
40" 5100 BTU Fireplace
Options Added:
Dual 190W Roof Mounted Solar Panels, Charge Controller, 2000W Inverter w/Outlet Control

Heartland Milestone fifth wheel 321FL highlights:

  • King Bed with Pillow-Top Mattress
  • Kitchen Island
  • Front Living
  • Bar Top Seating with Three High Back Chairs


You will enjoy traveling with this front living fifth wheel in tow!  Step inside to find a spacious central kitchen with a convenient island including the kitchen sink for prep space and dishes, a high bar top overlooks the kitchen area from the front with three high back chairs for dining.  The front living offers a large L-shaped sofa with seating for all to enjoy the slide out 50" entertainment center with fireplace below.  Tucked in back for privacy and comfort is your spacious private bedroom with king bed including a pillow-top mattress.  A closet has also been prepped for a washer and dryer if you choose to add that option, and your full bath features a large shower, toilet and sink.


The Heartland Milestone is a full-profile luxury fifth wheel that is ready to help you make the most of your adventures! You will find an anti-chucking rotoflex 2" receiver hitch to help you tow like a pro, and there is a 50W solar panel with inverter prep to keep you prepared for off-grid fun. The upgraded MORryde solid step with quick-adjust system will help you enter your unit with ease, and auto-leveling comes standard to help you keep your unit secure while camping. The interior kitchen has some great features, like anti-microbial solid-surface countertops and a refrigerator with wine cooler, and there is Wi-Fi prep with wireless charging ports throughout each unit. 


What Our Customers Are Saying

Always a pleasure

always a pleasure to rent an RV from Wisconsin RV world - very professional personnel, RV always clean and serviced, and ready to go - been doing it for years! - John
Retail Price: $98,332
Save: $26,453
Our Price: $71,879
Payments From: $492 /mo.
Location: DeForest, WI
Stock# 28130
2024 321FL Specifications
Sleeps 4
Slides 3
Length 38 ft 5 in
Ext Width 8 ft 1 in
Ext Height 13 ft 4 in
Interior Color Addison
GVWR 15000 lbs
Dry Weight 10172 lbs
Fresh Water Capacity 50 gals
Grey Water Capacity 40 gals
Black Water Capacity 40 gals
Furnace BTU 35000 btu
Available Beds King
Refrigerator Type Residential with Wine Cooler
Refrigerator Size 14 cu ft
Cooktop Burners 3
Number of Awnings 1
LP Tank Capacity 30 lbs.
Water Heater Capacity 6 gal
AC BTU 28500 btu
TV Info LR 50" TV
Awning Info 16'
Axle Count 2
Washer/Dryer Available Yes
Number of LP Tanks 2
Shower Type Standard
Electrical Service 50 amp
VIN 5SFMG3828RE528130
For more information, call us at 608-244-6228 or Contact Us
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Who We Are

The promise of adventure drives every RV journey. Nobody knows this better than those who have answered the call of the open road, season after season. Heartland was founded over 17 years ago by a group of veteran RVers. We’ve made your perfect journey our business ever since. We're ready to take you exploring - to collect experiences, create memories, chase down dreams. To take in all this great land has to offer. It's time to get on board, hit the road, and enjoy life's great adventures. We've got you covered with RV's built by RV lovers for people who love RV's. Your journey awaits.


What We Stand For

When you’re on the road, we want you to focus on having new experiences and making memories. So we promise you comfort, quality, peace of mind, longevity and service. What we really mean is this: Focus on taking the journey of a lifetime, and we’ll take care of everything else.


  • Customers, First and Foremost: We believe in the time-honored tradition of providing excellent customer service. In the last few years, we’ve built a new customer service facility , made extensive technology upgrades and increased staffing to better handle service, parts and warranties. That means that whatever you need, we have a person dedicated to help.
  • Good Facilities Create Good Workmanship: Just like we’re continually updating our products, we’re always looking for ways to upgrade our facilities so that our employees have every thing they need to create the best possible RVs.
  • On and Offline Quality Control: Every Heartland production facility has quality control that gets implemented during each manufacturing stage, ending in a thorough audit as units come off the line.
  • Best-In-Industry Warranties: We set the standard in luxury brands with our “Full-Time Friendly” warranties and have added a 3-year structural warranty to all models in the years since.
  • Treat Friends Like Family: Our owners’ group is large, loyal and fun and does more to advance Heartland’s reputation than a thousand ad campaigns ever could. And that’s why we consider every Heartland owner like family.

Payments around based on FICO Credit Scores per lender requirements! 10% Down Payment on most units* with 0% Down payment programs available to qualified customers.
Wisconsin RV World 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 units on our lot. Please contact us @608-244-6228 for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available.

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.

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