1. 3.15 large case from 1989 750il. OEM. $2k range. Limited flexibility. Used, smooth.
2. 3.91 E36 LSD OEM. Open to offers. $500 range. Used. Smooth.
3. 4.27 (!) E32 735i medium case LSD 1991 735i. Open to offers. $350 range. Used, smooth.
No pressure feel free to just ask questions. Not actively desperate to sell.