Up for sale is a whirlpool dryer belt part 661570 new, in unopened bag. This 661570 measures 93in in length and is a 4 rib belt. It is 1/4in wide. Fits whirlpool and kenmore dryers. The number printed on the belt is 3387610. This is not the most common dryer used on whirlpool kenmore dryers. Send us your model and we will tell you for sure if it will fit.