GM9.5-513

Chevrolet Avalanche 2500 1999-2014

Chevrolet Avalanche 3500 1999-2011

Chevrolet Express 2500 2010-2019

Chevrolet Express 3500 2010-2019

Chevrolet K20 1983-1991

Chevrolet K25 1983-1991

Chevrolet K2500 1983-1991

Chevrolet Silverado 1500 1999-2019

Chevrolet Silverado 2500 1999-2019

Chevrolet Suburban 1500 1997-2014

Chevrolet Suburban 2500 1997-2014

Chevrolet  Trailblazer SS 2006-2008

Chevrolet Tahoe 1500 1994-2014

Chevrolet Tahoe 2500 1994-2014

 GMC Savana  2500 2010-2019

 GMC Savana  3500 2010-2019

 GMC Sierra 1500 1999-2019

 GMC Sierra 2500 1999-2019

 GMC Yukon 1500 1991-2014

 GMC Yukon 2500 1991-2014

Hummer H2 2002-2009

Rear differential  ring and pinion

5.13 ratio

GM 9.5″ rear differential

 14 bolt cover

Note: Semi-float, pinion is removed through rear cover