APDTY 112658 Front Differential 4WD/AWD Intermediate Shaft (Oil Pan Mounted) Fits 2002-2009 Chevrolet Trailblazer 4WD or AWD / 2002-2009 GMC Envoy 4WD or AWD / 2003-2008 Isuzu Ascender 4WD or AWD (Replaces GM 12479125) Commonly Needed When The Intermedaite Shaft Bearing Fails & Damages The Axle Shaft Oil Pan Mounted On Models Listed In The Description OEM Part Sourced From The OEM Supplier Exact OE Fit Form & Function Can Be Used With APDTY 711226 (4wd Models) or 711227 (AWD Models)