Coverage & terms
Depreciation
Depreciation is the decline in a vehicle’s value over time and use. It is the largest cost of vehicle ownership for most owners, larger than fuel, insurance, or maintenance, and because it is silent and gradual it is the cost people are least aware of paying. It is the erosion equity-protection products are built around.
Also called: Vehicle depreciation, Value loss, Residual decline
The shape of the curve
Depreciation is front-loaded. The steepest loss occurs in the earliest period of ownership, with the curve flattening as the vehicle ages. A vehicle can lose a substantial share of its value in the first year and then lose far less in each subsequent year.
That shape is why the timing of a trade matters so much, and why negative equity is most acute early in a loan. Value is falling at its fastest exactly when the loan balance is falling at its slowest.
What drives the rate
Depreciation varies by make and model, by segment, by condition and mileage, and by market conditions. Vehicles with strong reputations for reliability and steady demand hold value better. High-mileage use, cosmetic damage, and an incomplete service history all accelerate the decline.
Market conditions can override the pattern entirely for periods of time. Supply disruptions have at times pushed used values up rather than down, which is a reminder that depreciation is a strong tendency rather than a fixed schedule.
Why it matters in the finance office
Depreciation is the mechanism behind both GAP and equity protection. GAP addresses what happens when depreciation has outpaced the loan and the vehicle is destroyed. Equity protection addresses the ordinary case where depreciation has simply left the customer with less trade value than they hoped.
It is also the honest frame for the whole conversation. Everyone with a financed vehicle is exposed to depreciation, which is precisely why the useful question is not whether it happens but how much of it this particular deal leaves on the customer.
Key points
- The largest single ownership cost for most vehicle owners.
- Front-loaded: steepest early, flattening with age.
- Rate varies by model, segment, condition, mileage, and market conditions.
- Cosmetic damage and incomplete service history accelerate it.
- It is the underlying mechanism behind both GAP and equity protection.
Related terms
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Learning centers
Depreciation: common questions
How fast does a car depreciate?
Fastest in the earliest period of ownership, then progressively slower. The exact rate varies substantially by model, segment, condition, mileage, and market conditions, so a single figure should be treated as an approximation.
Why does depreciation matter for GAP?
Because GAP exists in the space between what a vehicle is worth and what is still owed. Depreciation is what pushes value below the loan balance, and it does so fastest early in the loan, when the balance has barely moved.
Can I reduce depreciation?
Its rate can be influenced by maintaining the vehicle, keeping records, limiting mileage, and addressing cosmetic damage, but it cannot be avoided. Some F&I products are designed around the value lost rather than around preventing the loss.
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