Dryer drum belt, length 88.75" x width 1/4". If the drum does not turn, but you can hear the motor running then there is a good chance the belt has broken.
Washer drive belt. If this belt is broken, the washer will not spin or agitate.
Washing machine drain pump. On some models you will need to configure the replacement pump to match the old pumps outlet port direction and reuse the old mounting bracket. If the washer does not drain then the drain pump may be clogged, damaged, or defective.
Drive Motor for Dryer Drum and Blower With Pulley
Upper spin bearing
Washer drive motor with pulley, 3/4 hp 1 speed
Transmission drive pulley wheel