Genuine Case IH SIT620849 transmission shaft, an OEM component measuring 500 mm in length with a 30 mm diameter. This shaft is engineered for optimal power transfer and reliable performance in various Case IH tractor models. Confirmed fitment for numerous Case IH tractor series including 1000 Series, 1056, 1056XL, 1255, 1255XL, 1455, 1455XL, 956, 956XL, 856, 856XL, 743, 743XL, 745, 745XL, 844, 844S, 844XL, 845, 845XL, 946, 1046, 1246, 1055, 1055XL, 955, 955XL, 855, 855XL, 744, 744S, 744XL, 644, 644S, 644XL, 544, 544S, 544XL, 444, 444S, 444XL, 344, 344S, 344XL, 353, 383, 423, 453, 523, 553, 624, 633, 654, 724, 733, 824, 833, 924, and 933.