BLOCK GP-LONG 20R2689 - Caterpillar

TractorsSUPPLEMENT: 02/04/85SERVICE MAGAZINE, JUNE 25, 1984, PAGE 4.Put a mark through the article "Thicker Nut Used On The End Of The Final Drive Axle Shaft". Make reference to the new article with the same title in this issue.--------------- END SUPPLEMENT ---------------Description of Change: A new nut is used on the end of the axle shaft in the final drive group on D6D Tractors. This new nut is thicker than the former nut. Because the new nut is thicker it is possible that the nut will extend past the end of the shaft.Adaptable As: The new 7F2339 Nut is a direct replacement for the former 1A7486 Nut in this application.