Fifth Wheel
Heartland Landmark 365 Lm-madison
Compare specs across all model years (2016–2018)
3
Model Years
6
Sleeps
40' 5"
Length
18,000
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2016 Landmark 365 Lm-madison
Best Choice
Lightest GVWR (18,000 lbs) makes it towable by more vehicles. Highest Mint Score (28.9).
What Changed Year-Over-Year
2016
2017
More Compact
Length changed from 41' 9" to 40' 5".
All Model Years
2018
2018 Heartland Landmark 365 Lm-madison
28.4
18,000 lbs GVWR
3,640 lbs Hitch
40' 5"
Sleeps 6
View Full Specs
Check Towing
2017
2017 Heartland Landmark 365 Lm-madison
28.4
18,000 lbs GVWR
3,640 lbs Hitch
40' 5"
Sleeps 6
View Full Specs
Check Towing
Best Value
2016
2016 Heartland Landmark 365 Lm-madison
28.9
18,000 lbs GVWR
41' 9"
Sleeps 6
Original model year
View Full Specs
Check Towing
Can Your Vehicle Tow the Landmark 365 Lm-madison?
Enter your truck specs to see if any of these model years fit your towing capacity—and which year gives you the most safety margin.
Tip: Click a year to see the full specs, tow guidance, and recommended gear for that model year.

Leave the Noise Behind.
Reconnect Outdoors.
Our mission is to help people make well-informed RV buying decisions, so they can leave the noise and screens behind, reconnect with family, and create unforgettable memories in the great outdoors.
Free tools. No sales pressure. Just better decisions.