Toy Hauler
KZ RV Inferno 4012sl
Compare specs across all model years (2008–2009)
2
Model Years
12
Sleeps
42' 5"
Length
18,500
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2008 Inferno 4012sl
Best Choice
Lightest GVWR (18,000 lbs) makes it towable by more vehicles. Highest Mint Score (27.9).
What Changed Year-Over-Year
2008
2009
Weight Increase
GVWR increased from 18,000 to 19,000 lbs (1,000 lbs heavier).
All Model Years
Can Your Vehicle Tow the Inferno 4012sl?
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.
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