Omix proudly offers all the parts you need to keep your WillysJeep running like new with quality standards that always meet or exceed those of the factory part. This replacement fuel tank sending unit fits 70 - 83 CJ5, 70 - 75 CJ6, 76 - 86 CJ7 and 81 - 86 CJ8 models with 20 gallon polyethylene tanks. It features a lock ring design and a 10 - 73 ohm impedance range (10 ohms at FULL). For sending unit O - ring, use 17730.01. For lock ring, use 17727.02. Replaces OE 5357373 - L