Keystone BM2503122 Halogen Headlight Assembly Passenger Side Black Housing

The Keystone BM2503122 is a right-hand (passenger side) halogen headlight assembly designed as a direct-fit OEM-style replacement for the BMW 3 Series E46 platform in Sedan and Wagon body styles. Featuring a black interior housing with a clear polycarbonate lens, this assembly restores proper forward lighting function and OEM appearance without any vehicle or wiring modifications.

This headlight assembly utilizes a halogen bulb configuration with an H7 low beam and H1 high beam setup, matching the original factory-equipped lighting system. It is engineered to meet or exceed DOT and SAE compliance standards for on-road use.

Key Features:

• Direct OEM-style replacement — no cutting, splicing, or modification required
• Halogen bulb type: Low beam H7, High beam H1
• Black interior housing with clear polycarbonate lens
• Compatible with 4-door Sedan and Wagon body styles (not compatible with 2-door Coupe or factory HID-equipped models)
• Meets DOT and SAE compliance standards
• Right-hand (passenger side) fitment

Part Number Cross-Reference:

• Partlink Number: BM2503122
• OEM Part Number: 63127165772
• Additional OEM References: 63-12-7-165-772, 63126904280, 63126910964

This assembly is a brand-new aftermarket replacement and is not an OEM part manufactured by BMW. It is intended for halogen-equipped vehicles only and is not compatible with factory HID/Xenon-equipped models.