And they can be replaced from the front, just take off the front panel, I know "just". The ones I have done were pretty easy...
I watched a repairman do a set, and I realized how simple they were...
I've been repairing my appliances for years, on my own. Lord know how much money I've saved...Of course within reason...an appliance too far gone is.....well...too far gone......:lol: