This kit includes one each of the following bearings:
(523) Overdrive Carrier to Overdrive Sun Gear
(528) Overdrive Carrier to Overdrive Internal Gear
(635) Front Internal Gear to Front Carrier
(637) Front Internal Gear to Front Sun Gear
(659) Low Roller Clutch Inner Race to Rear Carrier
(663) Rear Sun Gear to Rear Internal Gear