How to Handle a Leaky Dana 30 Axle Seal

Finding gear oil puddling behind your tire or dripping onto your driveway is a pretty clear signal that your dana 30 axle seal has finally seen better days. It's one of those classic Jeep or 4x4 ownership milestones that everyone eventually hits. You're out on the trail, or maybe just driving to the grocery store, and you catch that unmistakable, pungent scent of sulfurous gear oil. You look under the front end, and there it is—a greasy mess coating the inner C and the bottom of the knuckle. ...

February 12, 2026 · 7 min · Annie Sanjoy