If they're like many repop or specialty parts they're probably made by the same company. I'd go with the best warranty if I were buying one. There's a seller on ebay who told me he will make them to order and he charged less than the vendors.

Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.