BEARING JOURNALS – 1.625″ OUTER & 1.78″ INNER. DANA 44 SPINDLE WITH 5 HOLES FOR LARGE BEARING 1/2 TON DISC BRAKES APPLICATIONS. FITS MOST FORD 1976-1979 F150/F100 SERIES PICK UPS & SERVICE 1978-1979 BRONCO. BEARING JOURNALS - 1.625" OUTER & 1.78" INNER. MADE OUT OF SAE 1541 ALLOY STEEL AND DULY HARDENED FOR GREAT STRENGTH. DURASOLID SPINDLES ARE THE BEST KNOWN PRODUCTS IN THE INDUSTRY FOR ITS QUALITY & STRENGTH DANA SPICER PART # 706552X