2011-Up GM 11.5" Rear Ring and Pinion Gear Set w/ Master Bearing Kit Gear Packages - Ford 9.75” Rear 2011-On Lincoln Aviator (2003 - 2005)

Lincoln Aviator (2003 - 2005)

Lincoln Navigator (1998 - 2002)

Non-Synthetic GL-5 Gear Oil Recommended

- Cross Reference: BK4447A

Chevrolet Express 3500 (1996-1997)

2011-Up GM 11.5" Rear Ring and Pinion Gear Set w/ Master Bearing Kit Gear Packages - Ford 9.75” Rear 2011-On Lincoln Aviator (2003 - 2005)GM 11. 5" Gear Package Description Package Includes: (1) Rear GM 11. 5" Ring and Pinion Gear Set (Choose Ratio Above) (1) Rear Master Bearing Install Kit *Note: The GM 11. 5" differential had a design change in mid 2011. The early design has a rear pinion race with an O. D. of 4. 125". The later design has an O. D. of 4. 375". This master bearing install kit is for the 4. 375" O. D. size. Contact support if you need help figuring out what differential