GEAR SET,9" FORD,POSI TRAC-LOC,28 SPLINE,4.57 Floater Retainer Rings 1979-1993 FORD MUSTANG

1979-1993 FORD MUSTANG

G30: 1986-1996

1961-1964 Montclair

Chevrolet: 1967-1969 Camaro

Brand New Zone Offroad Nitro Shock

GEAR SET,9" FORD,POSI TRAC-LOC,28 SPLINE,4.57 Floater Retainer Rings 1979-1993 FORD MUSTANGCOMPLETE CENTER SECTION WITH A 4. 56 GEAR SOLD COMPLETELY ASSEMBLED WITH: *NEW 28 SPLINE TRAC LOC POSI UNIT *NEW RING & PINION *NEW TIMKEN BEARINGS *NEW PINION YOKE *NEW SOLID SHIM SET *3RD MEMBER GASKET *INSTRUCTIONS DETAILING PROPER BREAK IN PROCEDURE POSI UNIT IS A 4 PIN LIMITED SLIP TRAC LOC (SHOWN BELOW); IT IS A CLUTCH STYLE POSI UNIT; USING THIS PRODUCT DOES REQUIRE FRICTION MODIFIER IN THE GEAR LUBE PROFESSIONALLY SET UP WITH PROPER LASH