Both brake fluid and gear lube have their distinct smells, but
regardless it must come apart to replace the seals or cups, or both.
AMC20 hub: http://www.billhughes.com/amc20hub.jpg Axle and shoes:
http://www.billhughes.com/temp/AMC20axle.pdf Dana 44 axle and shoes:
http://www.billhughes.com/temp/dana44axle.pdf
God Bless America, Bill O|||||||O


mh51867 wrote:
>
> I have a 1986 Jeep CJ7 which I recently put a rebuilt engine into.
> Just today, there's a new problem that's got me stumped. The two rear
> tires have a greasy oily substance that is literally sprayed all over
> them (inner tires and inside the wheel wells). I've been underneath
> and don't see any leaks - this obviously happened while driving.
> There's a ton of oil. What is the most weird is that it's on BOTH
> sides - both rear inner tires & wheel wells. Brake fluid is full and
> looks fine, no drips underneath the jeep. I did hear a semi loud clunk
> when driving this morning just as I got going and was turning sharply
> out of the driveway. No leaks up front.
>
> Any ideas?