ECONOMY RACING REAR END WITH RECONDITIONED CENTER SECTIONALL NECESSARY PLUGS & NEW 3RD MEMBER STUD SET INSTALLEDNEW 3/16" THICK AXLE TUBESCAST STEEL HUBS (#601-187)5 X 4 3/4" BOLT PATTERN (ALSO AVAILABLE WITH 5 X 5" HUBS)COMPLETE 9" FORD REAR END ASSEMBLY INCLUDES:*HOUSING*SOLID AXLES, 28 OR 31 SPLINE (GUNDRILLED AXLE OPTION AVAILABLE)*SPINDLE NUTS & LOCK WASHERS*11.75" O.D. ROTORS, EITHER .810" OR 1.250" WIDE, WITH 8 BOLT X 7" BOLT CIRCLE*ROTOR BOLT KITS*5 X 4 3/4" CAST STEEL HUBS WITH COARSE THREAD STUDS*8 BOLT X 7" ROTOR PLATES*DRIVE PLATES*WHEEL BEARINGS*WHEEL SEALS*ALL NECESSARY O-RINGS & BOLTS FOR THE HUB KITS*SPINDLE SNOUT SEALS*AXLE SPACER BOLTSGUN-DRILLED AXLES ARE AVAILABLE AT AN ADDITIONAL COSTWHEN ORDERING, PLEASE SPECIFY IF YOU WANT 28 OR 31 SPLINE AXLES LENGTHS AVAILABLE:*60" CENTERED*60" +2" LEFT -2" RIGHTLENGTH OF THE REAR END IS MEASURED FROM THE LEFT DRIVE PLATE FACE TO THE RIGHT DRIVE PLATE FACE, IN OTHER WORDS, FROM WHERE THE WHEEL BOLTS ON TO WHERE THE WHEEL BOLTS ON