This belt is NOT OEM belt. The OEM number is just for your help in looking for the belt you need
Replacment Mower Deck Belt for John Deere OEM part M84136, M87323
1/2" X 101" OD（Outside dimension）. You can find the inside circumference by subtracting 2" from the outside. Brand New. Unused Parts.
Replacment Mower Deck Belt for for Craftsman - 42" Deck OEM part 42963, 197253
NOTE: There are many different belts for Craftsman 42. Please make sure this is the right one for your rider! Please check your OEM and belt size before ordering.