Welcome to the forum. Although you can post in any forum, the USA forum is here in case of local regs or laws
just buy a new one with the least buttons and fastest spin speed and large load capacity, she'll be happy whatever it is.
Reply to the thread, titled "Washing Machine Bangs when Spinning from time to time" which is posted in UK Plumbers Forums on Plumbers Forums.
We recommend City Plumbing Supplies, BES, and Plumbing Superstore for all plumbing supplies.