MUSTANG 8 INCH FORD REAR COUGAR STREET ROD REAR END TRAC-LOC POSI 550hp 9

Ford Part No: 4321

Manufacturer: Ford

Part Number: 4321

Other Part Number: X5889

Interchange Part Number: 84321

Fitment Type: Direct Replacement

This ad is for a custom built Ford 8 inch rear THIRDMEMBER ready to install.You get  any of these  ring and pinion gear ratios 2.79 3.00, 3.25 ,3.40 , 3.55 , 3.80  4.11 or 4.62 .   It will be built in one of the stronger extra ribbed Ford 8 inch cases with a new Trac Loc posi differential.   This Trac Loc is like the Ford factory unit, but stronger with 4 pinions and a billit steel case.Your unit will be built with new ,bearings , races , bolts , nut , seals and  comes with  gasket and friction modifier.   All Ford 8 inch rears have 28 splines and use only one style yoke, so there's no need to worry about compatibility.If you want a new True-Trac clutch less posi look at my other ads, there is one with tru trac in the heading

  IF YOU WOULD LIKE A NEW BILLIT ALU. I give compleat  6 month warranty from the time of you start using the unit .

  I also specialize in Ford 9 inch posi third members,alu., nodular ,war and standard cases with new or rebuilt Trac-Loc rebuilt Detroit Lockers or new True-Trac carriers .                                                                           !!

I WILL PAY 50.00 AND SHIPPING FOR ANY 8 INCH EXTRA RIB CASE, PINION SUPPORT AND YOKE   .IF YOU HAVE A EXTRA RIB CASE , SUPPORT AND YOKE I WILL CREDIT YOUR WINNING BID 50.00 AND SEND A UPS RETURN TAG WITH YOUR UNIT