Notes: 131219 DOUBLE U-JOINT B310 55 L706 / DOPPIO GIU is original CARRARO product. 131219 DOUBLE U-JOINT B310 55 L706 / DOPPIO GIU5 is commonly used in transmissions/axles/engines 131204, 137247, 138204, 143156, 143157, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849