Allstar Performance Ford 9" Ring and Pinion Gear Set - Ratio: 4.56 20-OTL-NR and the TF20 is certified

and the TF20 is certified compliant to the SFI 3

Up to 1-1/2 in Bars

Z-22 Series Shield

Still integrated is the 1/8" NPT gauge port and 1:1 ratio boost reference port for easy forced induction connection

Allstar Performance Ford 9" Ring and Pinion Gear Set - Ratio: 4.56 20-OTL-NR and the TF20 is certifiedQuality differential components are suitable for race, street, and off road use. Lapped in matched sets for quiet operation. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance.