OE Quality
60-Day Returns

Depo 312-1186L-AS7 Headlight Assembly - Left
Overview of Depo Headlight Assembly for Toyota Tacoma
The Depo 312-1186L-AS7 headlight assembly is designed specifically for Toyota Tacoma models, providing reliable exterior lighting performance. This replacement part ensures proper fitment and restores the vehicle's original lighting functionality.
- Direct replacement headlight assembly for Toyota Tacoma
- Part number 312-1186L-AS7 for accurate identification
- Designed for exterior lighting applications
- Durable construction to withstand road conditions
- Compatible with specific Toyota Tacoma model years
Product Details and Specifications
This headlight assembly from Depo is engineered to meet the lighting requirements of Toyota Tacoma trucks. The part number 312-1186L-AS7 corresponds to a left-side headlight unit that integrates seamlessly with the vehicle's existing wiring and mounting points. Manufactured with quality materials, this assembly provides consistent illumination and maintains the vehicle's safety standards. It is intended for use in exterior lighting systems, replacing damaged or worn headlights to ensure clear visibility during night driving or adverse weather conditions.
Compatible Toyota Tacoma Models
This headlight assembly is compatible with Toyota Tacoma vehicles requiring a left-side headlight replacement. When searching for a replacement part, using the part number 312-1186L-AS7 will help confirm compatibility with your specific Tacoma model year and trim.
- Restores proper headlight function for Toyota Tacoma
- Replaces cracked, broken, or fogged headlight assemblies
- Improves nighttime visibility and road safety
- Eliminates flickering or non-functioning headlights
- Addresses water intrusion or condensation issues inside the headlight
Installation Notes and Tips
Installation of the Depo 312-1186L-AS7 headlight assembly should be performed by a qualified technician or experienced DIYer. Ensure the vehicle is turned off and the battery is disconnected before beginning. Remove the damaged headlight assembly carefully to avoid damage to wiring or mounting brackets. Align the new assembly properly and secure all fasteners. Test the headlight operation before completing the installation to verify correct function.
Quality Assurance and Warranty Information
Depo manufactures this headlight assembly to meet industry standards for fit and function. While specific warranty details may vary, Depo typically offers a limited warranty against defects in materials and workmanship. Confirm warranty coverage with the supplier or manufacturer documentation to ensure protection for your purchase.
This part fits 14 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2011 | Toyota | Tacoma | X-Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2011 | Toyota | Tacoma | Pre Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2010 | Toyota | Tacoma | X-Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2010 | Toyota | Tacoma | Pre Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2009 | Toyota | Tacoma | X-Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2009 | Toyota | Tacoma | Pre Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2008 | Toyota | Tacoma | Pre Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2008 | Toyota | Tacoma | X-Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2007 | Toyota | Tacoma | X-Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2007 | Toyota | Tacoma | Pre Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2006 | Toyota | Tacoma | X-Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2006 | Toyota | Tacoma | Pre Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2005 | Toyota | Tacoma | X-Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
| 2005 | Toyota | Tacoma | Pre Runner | Left | Type 1; w/Sport Pkg; Composite; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; TO2502181; Type 1; w/Sport Pkg; Composite; OEM: 8115004173; OEM: 8115004173 |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.