GEAR SET,9" FORD,POSI TRAC-LOC,28 SPLINE,4.30 Cooling System 2020-2025 Sierra 3500 HD 4WD

2020-2025 Sierra 3500 HD 4WD with 5-6

and fit 1928-1934 Ford's

PLUG & PLAY INSTALL

2" OFFSET DESIGN

Adjusted Length - 32

GEAR SET,9" FORD,POSI TRAC-LOC,28 SPLINE,4.30 Cooling System 2020-2025 Sierra 3500 HD 4WDCOMPLETE CENTER SECTION WITH A 4. 30 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