This part fits the following vehicles:

Compatible with Chevrolet Silverado 2500 HD 2001 - 4WD; Standard Grade; Grease Fitting in Cross; 4.185" Outside Lock-Up;
Compatible with Chevrolet Silverado 2500 HD 2001 - RWD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter; 4.185" Outside Lock-Up;
Compatible with Chevrolet Silverado 2500 HD 2002 - 4WD; Standard Grade; Grease Fitting in Cross; 4.185" Outside Lock-Up;
Compatible with Chevrolet Silverado 2500 HD 2002 - RWD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter; 4.185" Outside Lock-Up;
Compatible with Chevrolet Silverado 2500 HD 2003 - 4WD; Standard Grade; Grease Fitting in Cross; 4.185" Outside Lock-Up;
Compatible with Chevrolet Silverado 2500 HD 2003 - RWD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter; 4.185" Outside Lock-Up;
Compatible with Chevrolet Silverado 2500 HD 2004 - 4WD; Standard Grade; Grease Fitting in Cross; 4.185" Outside Lock-Up;
Compatible with Chevrolet Silverado 2500 HD 2004 - RWD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter; 4.185" Outside Lock-Up;
Compatible with Chevrolet Silverado 2500 HD 2005 - 4WD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter;
Compatible with Chevrolet Silverado 2500 HD 2005 - RWD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter;
Compatible with Chevrolet Silverado 2500 HD 2006 - 4WD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter;
Compatible with Chevrolet Silverado 2500 HD 2006 - RWD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter;
Compatible with Chevrolet Silverado 2500 HD 2007 - 4WD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap Diameter;
Compatible with Chevrolet Silverado 2500 HD 2007 - RWD; Standard Grade; Grease Fitting in Cross; 1.188" Bearing Cap