I am swapping the flt 4l80 from my 1500 to my 2500hd I am going to sell my PI 2600 stall and replace it with a factory convertor. Anyone know the part number for the ccsb 2500hd 4x4 ? Also what stall speed is the factory rated at?

Thanks

 

check out wittrans.com
I got a stock one for $100. it brake stalls to 2400-2600.