4.10 Nissan Frontier Ring and Pinion Gears by Rugged Rocks, Rear M226 (D44), 2005-2018 (D40)

Fits years: 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018   

M226 Ring and Pinion Set w/ 24-spline Pinion.

Some Frontiers were equipped with a 29-spline pinion from Nissan. In this case a 24-spline yoke is required. 
2004 - 2006 OE Yoke/Gearset is 29 spline. 
2006 - 2015 OE Yoke/Gearset is 24 Spline.