12V Replacement Headlight Bulb – Z50 K1–78, CT70 K0

Complete your 12V conversion with the correct replacement headlight bulb. Designed for Z50 K1–78 and CT70 K0 models converted from 6V to 12V, it delivers reliable performance while maintaining the original factory look.

It also fits our CT70 K1–82 Replacement Headlight Assembly with a removable bulb, making it a great option for later CT70 models. Check out the Complete the Build section below for the matching headlight assembly and other 12V conversion components.

Simple plug-and-play installation makes it an easy upgrade for restorations, repairs, and 12V conversions.