One (1) new replacement rear transmission gasket for Massey Ferguson tractor models: 1200, 133, 135, 135 Gas / 135 Petrol, 140, 148, 152, 155, 158, 165, 168, 175, 178, 185, 188, 20D, 20E, 20F, 230, 231, 240, 250, 253, 265, 270, 275, 282, 282 USA, 283, 290, 290 Brazil, 290 USA, 298, 30E, 30H, 35, 35X, 360, 362, 375, 375E Brazilian, 383, 390, 390E Brazilian, 390T, 393, 396, 40E, 50, 50A, 50B, 50E, 50F, 50H, 550, 565, 575, 590, 595, 60H, 65, 670, 675, 690 Specifications: 10.75″ X 16.132″ Replaces Parts: 3599804M1, 3599804V2, 1861986M1, 3599804M2, 8884457M1, 1861986M2