5 X 5" BOLT PATTERN WITH 5/8"-11 COARSE THREADED STUDS.810" THICK X 11.0" O.D. ROTORGREAT FOR USE ON CIRCLE TRACK RACE CARS, HOT RODS, STREET RODS, & ANY RESTORATION PROJECT USING A 5 X 5" BOLT PATTERNCOMPLETELY BRAND NEW PRODUCTRACES INSTALLEDIF YOU HAVE A 5 X 5" BOLT PATTERN ON THE REAR, YOU CAN PUT THESE ON THE FRONT & MAKE ALL 4 WHEELS MATCHSTRENGTH HAS NEVER & WILL NEVER BE A PROBLEM WITH SOUTHWEST SPEED HUBS & ROTORS; THEY ARE DESIGNED TO ALWAYS PREVENT OVERHEATING, DISTORTION, & CRACKINGWEIGHS APPROXIMATELY 17.50 LBSFITS PERFECTLY ON THE STOCK PINTO SPINDLE (#104-390 & #104-392) USING THE COMPLETE BEARING & SEAL KIT (#201-450) THIS HUB & ROTOR DESIGN WAS STOCK ON THE FOLLOWING CARS (ONLY WITH A 5 X 4 1/2" BOLT PATTERN & 1/2"-20 FINE THREADED STUDS): 1975-80 FORD GRANADA 1974-77 FORD MAVERICK 1974-77 MERCURY COMET 1975-80 MERCURY MONARCH 1977-80 LINCOLN VERSAILLES THIS HUB & ROTOR FITS THE FOLLOWING SPINDLES: ALL OF THE ABOVE STOCK APPLICATION SPINDLES 1974-80 FORD PINTO 1974-80 FORD MUSTANG II 1974-80 MERCURY BOBCAT