Part Description BACK Mack CRD92 (Stock # P-228115) Front Rears (Tandem Front) $3,801.17 Quantity 1 Add to Cart Part Type Front Rears (Tandem Front) Part# CRD92-4.17 Ratio 4.17 Differential Make (Front) Mack Differential Model (Front) CRD92 Condition Rebuilt Description REBUILT MACK CRD92-4.17 FRONT DIFFERENTIAL