If you sniff it n almost barf, its an axle seal (gear oil smells nasty). If its kind of slick, but not as viscous as motor oil, its brake fluid, and therefore wheel cylinder in the rear brake.
If you sniff it n almost barf, its an axle seal (gear oil smells nasty). If its kind of slick, but not as viscous as motor oil, its brake fluid, and therefore wheel cylinder in the rear brake.