Each headlight is designed to illuminate the road ahead at night-time or in low-visibility conditions such as severe fog or rain. It can be switched to provide high and low beams, as needed. ... The main part of the head light assembly is the headlight bulb. The headlight bulb is the source of light emitted from the unit.

What does headlight assembly mean?

It means, that there are two assembles sent. Your Jeep has two headlight assemblies. One is for the right side, and one is for the left side. ... Google how to both replace these headlights ( very easy) and also how to adjust the new lights.

How much does it cost to replace a headlight assembly?

The average cost for Halogen bulb for example is between $15 to $20 and an extra $50 for installation. According to an aftermarket auto part retailer, the cost per each High-Intensity discharge bulb replacement is $100 or more while the average cost of replacing an entire headlight assembly is ranges from $250 to $700.