Model 5091 Illustrated parts list 1-1/8" axle (Uses 2 of 102764 axles 11-5/8" long and 937022 Woodruff #15 keys - 1/4" x 1") [937002 replaced by 937022 - May be a typo] 8 one-piece pinion differential eight-speed 8-speeds have the brake drum mounted on the cluster gear shaft. Use Section V of the service manual. 2 pages 428.91KB   For low resolution transmission service manual see For high resolution transmission service manual see Used 1973-1976 in