Fits years 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015   

For Xterras with an automatic transmission and non-off road package with the R180a front differential and C200K rear differential.

4.08 R180a Front Differential Gears

4.08 C200K Rear Differential Gears

• RR-R180-411 R180a Front 4.10 Ring and Pinion
• NIS-38100-0C760_a C200K Rear 4.08 Ring and Pinion
• RR-IKR180C Master Install Kit for R180a Front Differential
• RR-IKC200K Master Install Kit for C200K Rear Differential