Features: 1.Fitment: Taillight socket wire plug set is specially designed for Cooper F55, F56, F57, and the replacing manufacturer part number for reference is 63217361305. 2.Durable Material: Made from ABS material and copper wire, these tail light bulb holders offer excellent conductivity and stability, ensuring long lasting and reliable performance. 3.Perfect Fit: Designed to match the strict original specifications, this tail light bulb holder is a perfect fit in terms of shape and functionality. 4.Easy Replacement: These tail light bulb socket is a direct replacement for damaged or worn out one, with a 6 wire, 6 plug tail light harness that requires no modifications. 5.Complete Set: This tail light socket comes with four matching high brightness bulbs, so you won't need to go searching for additional parts or worry about compatibility issues. Specification: Item Type: Taillight Bulb Holder_x000D_ Material: Aluminum + ABS + copper wire_x000D_ OE: 63217361305_x000D_ Wiring: 6 wires_x000D_ Position On The Vehicle: Rear left, rear right_x000D_ Fitment: Fit for Cooper F55, F56, F57 Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!