Notes: 84911 STUD BOLT M18X1.5X58 is original CARRARO product. 84911 STUD BOLT M18X1.5X585 is commonly used in transmissions/axles/engines 134998, 140483, 140485, 141472, 145552, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849