Dorman 1590700 Headlight Assembly - Left

OE-Style Left Headlight for 1996-1998 Toyota 4Runner

This Dorman headlight assembly is a direct replacement for the left side of select 1996-1998 Toyota 4Runner models. It is reverse-engineered to match the original headlight’s look, fit, and function while offering a cost-conscious alternative to dealership replacement.

• Fits 1996-1998 Toyota 4Runner, left
• OE-style replacement headlight assembly for exterior lighting repair
• Clear lens with halogen bulb technology
• Bulbs included for a complete headlight assembly service part
• 12.8-volt electrical specification
• Street legal design for road use
• Plastic housing and plastic lens construction

Detailed Product Overview

Built for the left front lighting position, Dorman part number 1590700 is made for drivers restoring a damaged, cloudy, or non-functioning headlamp on a Toyota 4Runner. The clear lens and halogen bulb setup follow the original equipment style used on these model years, helping maintain proper lighting appearance and beam output. If you are searching for a 1996-1998 Toyota 4Runner left headlight assembly or a Dorman 1590700 replacement headlamp, this unit is matched to the factory application.

This part cross-references Eagle Eye TY621-B001L and other listed interchange numbers for the same application.

Common Repair Uses

• Restores lighting after a cracked or broken headlight housing
• Replaces a yellowed, hazy, or moisture-damaged lens
• Addresses reduced nighttime visibility from a failed halogen headlamp
• Replaces a left-side headlight assembly on a 1996-1998 Toyota 4Runner
• Helps correct exterior lighting issues caused by age or impact damage

Installation Notes and Tips

Verify left-side fitment before installation and compare the connector, mounting points, and lamp shape to the original assembly. Transfer any vehicle-specific aiming or adjustment settings as needed after installation. Because this is a halogen headlight assembly, confirm the bulb type and electrical connection match the vehicle’s original setup before final assembly.

Quality Assurance

Dorman replacement lighting components are reverse-engineered from the original part to match stock fit, appearance, and function on the specified vehicle application. Part number 1590700 is built as a street-legal exterior lighting replacement for the confirmed Toyota 4Runner fitment.