New disc brake kit for CJ7

If you mean a conversion from drum to disk front brakes, you should have them, if not pick up the brakets from a stock '77-'78 CJ out of a bone yard. Rear AMC 20 disk conversion:

I've been told that you can easily retrofit post-1976 CJ front drums with later CJ-series front drums, but I've never tried it. The axles didn't change, just the brake system.

Here's an article on swapping diskes into much earlier jeeps:

I do have disk brakes in the front. I was thinking of upgrading them to something better than stock.

Jordan

All depends on how much $ you want to part with.

I upgraded the ZJ with Stillen rotors and Performance Friction carbon-metalic pads. Been real happy, they stop well and wear like iron. Gotten twice the milage out of them that I got out of OEM, and they are still going strong.