Notes: 66399 Bevel gear/Pinion set Z=11/32 is original CARRARO product. 66399 Bevel gear/Pinion set Z=11/325 is commonly used in transmissions/axles/engines 132401, 138032, 141620, 143645, 146990, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849