oil leak on 1993 Chevrolet 1500 Pickup

I'm looking to find out how much it will cost to replace the rear main seal on this truck.

2 answers
it'll be between 4.5 and 6 hrs labor depending on which vehicle you have. Parts are about $40 for the seal and probably about $50 for the oil pan gasket and fresh motor oil, cleaners, etc.
Here's a directory link for you:
anywhere between 200 and 500 dollars depending on shop