retaining ring oil pump drive shaft - 70-99 BT/ 56-E62 K/KH/72-21 XL

Fits oil pump drive shaft at drive gear side (inner).  OEM replacement reference 11002.  70-99(NU)B.T.(excl. TC); 56-E62(NU)K, KH, XL; 72-21 XL (excl. XR1200)