Notes: 21825 SHIM RING DIN 988 340X390 is original CARRARO product. 21825 SHIM RING DIN 988 340X3905 is commonly used in transmissions/axles/engines 420130, 423290, 872930, 872930, 423290, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849