TYC 20-9804-00 Headlight Assembly - Left

TYC Headlight Assembly for Lexus RX

This TYC Regular headlight assembly is a direct-fit exterior lighting replacement for select Lexus RX models with left-side applications. Built with a plastic lens and plastic housing, it includes the bulbs needed for the assembly and matches the single-beam, non-adaptive configuration used on the listed vehicles.

Compatible with 2016-2019 Lexus RX350, 2018-2019 Lexus RX350L, and 2016-2019 Lexus RX450h on the left side, this TYC headlight assembly part number 20-9804-00 supports OE-style restoration for vehicles with the specified equipment package. It cross-references Lexus 81150-0E260 and Partslink LX2502173 for the same application.

Key Features

• TYC Regular headlight assembly for left-side replacement
• Bulbs included for a complete lighting assembly
• Halogen bulb type with LED daytime running light function
• LED high beam and low beam bulbs included
• Front side marker and front signal light bulbs included
• Plastic lens and plastic housing construction
• Park lamp bulb included; park lamp bulb type matches the DRL
• Other side reference: 20-9803-00

Detailed Description

TYC part number 20-9804-00 is a left headlight assembly for select Lexus RX applications. It is built for Canada-built RX350 and RX350L models without Cold Climate Spec and without adaptive headlamps, as well as RX450h models without headlamp washers and without adaptive headlamps. The assembly uses a halogen-based housing design with LED daytime running light, high beam, and low beam lighting, along with included front side marker, front signal, and park lamp bulbs.

For shoppers searching for a 2016-2019 Lexus RX350 left headlight assembly, a 2018-2019 Lexus RX350L driver side headlamp, or a 2016-2019 Lexus RX450h left headlight replacement, this unit provides the listed fitment and lighting configuration in one assembly. The TYC Regular line focuses on application-specific replacement lighting for vehicles that require OE-matched form and function.

What This Headlight Assembly Helps Address

• Cracked or clouded left headlight lens
• Failed low beam, high beam, DRL, or marker lighting in the assembly
• Water intrusion or housing damage
• Restoration after collision or front-end repair
• Replacement for a non-adaptive, single-beam left headlamp on the listed Lexus RX models

Installation Notes and Tips

Verify the vehicle’s equipment before ordering: this assembly is for left-side use only and is listed for Canada-built RX350 and RX350L models without Cold Climate Spec, without adaptive headlamps, and for RX450h models without headlamp washers and without adaptive headlamps. Confirm the existing connector, bulb style, and the opposite-side part reference 20-9803-00 before installation.

Professional installation is recommended for proper aiming, electrical connection, and final fitment checks on Lexus RX350, RX350L, and RX450h applications.

Quality Assurance

TYC Regular lighting components are built as application-specific replacement parts for the listed vehicle fitments. This headlight assembly is identified by part number 20-9804-00 and is cross-referenced to OE and aftermarket numbers for the same application.