Notes: 28131 O-RING 4143 2-221 36.1x3.53 - is original CARRARO product. 28131 O-RING 4143 2-221 36.1x3.53 -5 is commonly used in transmissions/axles/engines 137373, 137374, 137374, 137375, 137376, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849