NEW CRAFTSMAN 42" MOWER DECK BELT, 144959, New, Free Shipping REPLACMENT DECK BELT 144959 532144959. This belt is NOT OEM belt. The OEM number is just for your help in looking for the belt you need! 1/2" x 95 ODOutside dimension. You can find the inside circumference by subtracting 2" from the outside. Brand New. Unused Parts NOTE: please check your OEM# and belt size before ordering. This belt doesnt fit for all Craftsman 42". Before you purchase- please check your model number.