Notes
In mid 2011 the design for the pinion bearing changed. The early design had a rear pinion race O.D. of 4.125". The later design has an O.D. of 4.375". This kit is the 4.375" design.
Fitment:
Chevrolet Silverado 2500 HD (2011-2019)
Chevrolet Silverado 3500 HD (2011-2019)
GMC Sierra 3500 HD (2011-2019)
GMC Sierra 2500 HD (2011-2019)
Ram 3500 (2011-2013)
Ram 2500 (2011-2013)
Compatible Differentials
Chrysler 11.8" / 300mm, 2013.5+ w/ 6.7L & Aisin A/T, 12 Bolt R/G
GM 11.5", 2011 & up
Chrysler 11.5", 2011 & up w/ Leaf Spring, 12 Bolt R/G