OS Giken - LSD Oil [80W250] OS250R Premium Gear Oil (KAA-POSG-OS250R)We sell loads of this gear oil! We keep the price as low as we can and always have your oil in stock! KAAZ Powertrain Gear Oil is a special non synthetic formulation to insure that your LSD: operates as quiet as possible, perform as it should, and have maximum life even when racing. The correct amount of friction modifier is pre blended into this gear oil in order to reduce hypoid gear noise and chattering while offering smooth operational usage