The Three Kinds of Part That Can Fix Your Car

When a car is repaired, the parts that go on it come from one of three places. The difference is not academic — it affects fit, finish, warranty and what the repair costs, and your policy usually has language about it.

Original equipment parts

Made by or for the vehicle manufacturer and sold through their network. Best assurance of fit and finish, and generally the most expensive. On structural components and on anything tied to safety systems, manufacturers often specify them, and repair procedures may require them.

Aftermarket parts

Made by an independent manufacturer to fit the vehicle. Quality ranges widely, from parts certified by independent programs to parts that are simply approximately the right shape. Good ones are hard to distinguish once painted; poor ones show up as panel gaps, lighting that leaks, or brackets that do not line up.

Recycled parts

Genuine original parts taken from another vehicle. Often the sensible answer for an older car, particularly for panels, lights and glass, because they are original equipment at a fraction of the price. The variables are condition and color match.

Where your policy comes in

Physical damage coverage is generally written to restore the vehicle to its pre-loss condition, and the policy language commonly addresses what kinds of part may be used, often varying with the age of the vehicle. That language differs meaningfully between carriers, which is why we are not going to summarize it as though it were standard. Find the parts provision in your own policy and read it, or ask your agent to read it to you.

The questions to ask a shop

• What kind of part is going on each line of the estimate?
• Is there a warranty on the part as well as on the labor?
• For anything near a sensor or a structural member, does the manufacturer's procedure specify original equipment?
• If a recycled part is proposed, what is its condition and where did it come from?

The pragmatic view

On a ten-year-old commuter, insisting on original parts throughout can cost more than the difference is worth to you. On a newer car with driver-assistance hardware and structural adhesives, the parts decision is a safety decision as much as a cost one. Different cars, different answers, and the honest position is that both are reasonable in their place.

Ask us what the carriers we work with say about parts before you buy the policy rather than during the repair.