TYC 18-1198-66 Side Marker Light - Front Left or Front Right

Front Side Marker Light for Classic GM Trucks

This TYC Regular side marker light is a direct replacement for the front left or front right position on select Chevrolet and GMC trucks and SUVs. It uses an amber lens, plastic lens and housing construction, and a screw-in attachment method for a clean OE-style service replacement.

Part number 18-1198-66 is built for classic GM applications that use chrome trim at the front side marker location. It is a practical choice for restoring exterior lighting on Chevrolet C10, K5 Blazer, and GMC Jimmy models from the 1970s and 1980s.

Key Features

• TYC Regular replacement side marker light
• Amber lens color for front exterior marker use
• Plastic lens and plastic housing
• Screw-in attachment method
• Bulbs not included
• Halogen bulb type noted for the front side marker light
• Includes lens and housing
• Remarks: w/ chrome trim

Product Details

The TYC 18-1198-66 side marker light is made for front corner visibility on compatible Chevrolet and GMC vehicles. It cross-references Partslink GM2550108 and OE number 6270434 for the same application. Use this part when replacing a cracked, faded, or missing front marker lamp on a Chevrolet C10, GMC Jimmy, or other listed GM truck and SUV models.

Common Reasons for Replacement

• Broken or cracked amber lens
• Clouded or faded exterior lighting lens
• Damaged housing at the front fender marker location
• Missing chrome-trim marker lamp assembly
• Restoration of original-style front lighting on classic Chevrolet and GMC vehicles

Installation Notes

Fits 1975-1980 Chevrolet C10, front left. Fits 1975-1980 Chevrolet C10, front right. Fits 1978-1980 Chevrolet C10 Suburban, front left. Fits 1978-1980 Chevrolet C10 Suburban, front right. Fits 1975-1980 Chevrolet C20, front left. Fits 1975-1980 Chevrolet C20, front right. Fits 1978-1980 Chevrolet C20 Suburban, front left. Fits 1978-1980 Chevrolet C20 Suburban, front right. Fits 1975-1980 Chevrolet C30, front left. Fits 1975-1980 Chevrolet C30, front right. Fits 1975-1980 Chevrolet K10, front left. Fits 1975-1980 Chevrolet K10, front right. Fits 1978-1980 Chevrolet K10 Suburban, front left. Fits 1978-1980 Chevrolet K10 Suburban, front right. Fits 1975-1980 Chevrolet K20, front left. Fits 1975-1980 Chevrolet K20, front right. Fits 1978-1980 Chevrolet K20 Suburban, front left. Fits 1978-1980 Chevrolet K20 Suburban, front right. Fits 1977-1980 Chevrolet K30, front left. Fits 1977-1980 Chevrolet K30, front right. Fits 1975-1980 Chevrolet K5 Blazer, front left. Fits 1975-1980 Chevrolet K5 Blazer, front right. Fits 1979-1980 GMC C1500, front left. Fits 1979-1980 GMC C1500, front right. Fits 1979-1980 GMC C1500 Suburban, front left. Fits 1979-1980 GMC C1500 Suburban, front right. Fits 1979-1980 GMC C2500, front left. Fits 1979-1980 GMC C2500, front right. Fits 1979-1980 GMC C2500 Suburban, front left. Fits 1979-1980 GMC C2500 Suburban, front right. Fits 1979-1980 GMC C3500, front left. Fits 1979-1980 GMC C3500, front right. Fits 1973-1980 GMC Jimmy, front left. Fits 1973-1980 GMC Jimmy, front right. Fits 1979-1980 GMC K1500, front left. Fits 1979-1980 GMC K1500, front right. Fits 1979-1980 GMC K1500 Suburban, front left. Fits 1979-1980 GMC K1500 Suburban, front right. Fits 1979-1980 GMC K2500, front left. Fits 1979-1980 GMC K2500, front right. Fits 1979-1980 GMC K2500 Suburban, front left. Fits 1979-1980 GMC K2500 Suburban, front right. Fits 1979-1980 GMC K3500, front left. Fits 1979-1980 GMC K3500, front right. Fits 1973-1974 Chevrolet Blazer, front left. Fits 1973-1974 Chevrolet Blazer, front right.

Before installation, confirm the vehicle has chrome trim at the marker lamp location and match the side to the existing opening. The screw-in design supports straightforward replacement of the original front side marker assembly.

Quality Assurance

TYC Regular replacement lighting is built for direct-fit service on listed applications, with OE-style dimensions and mounting for the specified GM trucks and SUVs.