Transfer Case Oil Pump Housing
4WD; Sierra 1500 HD; Oil Pump, 38 Spline; Replaces OE Part Number(s) 16686, 5938674, 12547630, 4638896; with NP246, NP261HD Transfer Cases
Transfer Case Oil Pump Housing
Fits Sierra 1500 Base Model; Mainshaft, 32 Spline, Uses 49 Spline Oil Pump; OE Number 88962321; with NP261HD Transfer Caseor Sierra 1500 HD; Mainshaft, 32 Spline, Uses 49 Spline Oil Pump; with NP261HD Transfer Case; OE Number 88962321