Complete rebuild kit for your S2000 differential.  All essential parts that are highly recommended to be changed when pulling

apart your differential for a rebuild, gear change or LSD change.  Kit includes : #10 - Distance Piece/Collar #23 - Lock Nut #28 - Pinion Bearing (F) #29 - Pinion Bearing (R) #30 - LSD Bearings ( x2 ) #31 - Pinion Seal #32 - Axle Seals ( x2 ) This is the most thorough & in-depth rebuild kit on the market.