45-66 CJ5 Willys T90 Transmission NOS Main Drive Gear Cluster 640428
This is a new old stock T90 transmission main drive gear. It is OEM Jeep AMC and the part number is 640428. Brand new gears, but as you can see it has been sitting and shows signs of age. Fits T90 transmissions on Willys Jeeps 45-66 and CJ5s 55-66.