Notes: 24341-000280 O-RING 1A S-28.0 is original JOHN-DEERE product. 24341-000280 O-RING 1A S-28.05 is commonly used in transmissions/axles/engines 2TNE68-BL, 2TNE68-BL2, 2TNE68C-BG, 2TNE68C-EBG, 2TNE68C-ENP, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849