The TYC 12-5135-91 Rear Left Side Marker Light is engineered to provide a reliable and compliant lighting solution for 1985-1996 Chevrolet G10, G20, G30, and GMC Rally Wagon/Vans. This component is designed to meet or exceed FMVSS 108 standards, ensuring optimal photometry and safety compliance. Manufactured with precision, it features OE-comparable fasteners and mounting tabs, facilitating a precise fitment and straightforward installation process. The lens is crafted from durable plastic, and the housing is constructed from sturdy plastic, both contributing to the light's longevity and resistance to environmental factors. The lens color is bright red, enhancing visibility and safety on the road. The light utilizes a halogen bulb (not included), known for its bright illumination and energy efficiency. The attachment method is screw-in, allowing for secure mounting. This side marker light is produced in facilities certified under ISO9001:2000 and QS9000 standards, reflecting a commitment to quality and durability. By choosing the TYC 12-5135-91 Rear Left Side Marker Light, fleet operators can ensure their vehicles maintain compliance with safety regulations, thereby reducing the risk of violations and associated penalties. The product's design and materials contribute to its durability, reducing the frequency of replacements and maintenance costs. Its easy installation minimizes downtime, allowing vehicles to return to service promptly. The bright red lens enhances visibility, improving safety for both the vehicle occupants and other road users. Overall, this side marker light offers a cost-effective solution that addresses operational challenges related to vehicle lighting, compliance, and safety.