ATJ5477 / ATJ7776 Differential pin. Shaft pinnion. 

First fitted to the Nuffield 5 speed gearbox then to the 10 speed gearbox starting with the 10/60 onwards then to the 3×3 Synchro gearbox.

See item No.8 in the Leyland 5×2 Gearbox drawing or item No.9 in this Leyland 3×3 Synchro Gearbox drawing.

Fitted to:

• Nuffield Universals M3-M4-MV3-PM4-DM4
• Nuffield Universal Three (3DL), Nuffield Universal Four (4DM)
• Nuffield 342-460-10/42-10/60-3/45-4/65
• Leyland 253-245-344-384-255-270-262-272-462-472-282-242-502-602-604-702-704-802-804
• Leyland 285-2100-485-4100
• Marshall 502-602-604-702-704-802-804-902XL-904XL
• Marshall 752XL-754XL-852XL-854XL-952XL-954XL