King Aire 4521 Spartan 605HP keeps an estimated 47% of its value after 5 years — #4999 of 5948 RVs & trailers VINdown tracks. See its full depreciation curve, cost per day, and best model year to buy.
Per VINdown's modeling, the King Aire 4521 Spartan 605HP retains an estimated 47% of its value after five years, ranking #4999 of 5948 RVs & trailers we track. That trails the 63% five-year average for Class A in its class by 16 points, so it depreciates faster than most rivals.
Most of the loss lands early: the King Aire 4521 Spartan 605HP sheds about 30% of its value in year one alone. From roughly $1,840,499 it falls to around $872,396 by year five — a five-year loss near $968,103, about $530.47 a day in depreciation.
Because the steepest drop hits around year 3, a lightly-used King Aire 4521 Spartan 605HP bought at 3 years old lets the first owner absorb the worst of the depreciation while the curve flattens — usually the value sweet spot. Explore the full year-by-year curve, trims, and true cost of ownership in the Model Lab above.
It keeps an estimated about 47% of its value after five years — worse than most among the 5948 RVs & trailers VINdown tracks (ranked #4999).
From about $1,840,499 it drops to roughly $872,396 after five years — a loss near $968,103 (47% retained).
Around 3 years old: that is just past the steepest depreciation, so you skip the biggest drop while the value curve is flattening.
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