Includes gasket and friction additive if trac -loc upgrade. You get to select the following. 1 GEARS any gear ratio from 2.47 to 7.00.2CASES Aluminum thru bolt case with 3.25 bearings and 10 bolt Daytona pinion support. 3DIFFERENTIALS 28,31,33,35 Full lightweight spool included. The following differential upgrades are available. 4PINION SUPPORTS 10 Bolt Aluminum Daytona pinion support. 5YOKES Billet 1350 yoke or male or female strange coupler, or any Ford yoke. Your custom built ford 9 inch rear will be assembled and set up by a professional with over 20 years experience building rears, complete street cars and racecars as well as all types of fabricating and welding. To discuss your needs, I specialize in ford 9 inch rears for stock to number matching to full race cars. The item "9 INCH FORD ALUMINUM THRU BOLT CENTERSECTION, FORD, CHEVY, CHRYSLER, RACECAR" is in sale since Tuesday, April 2, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Transmission & Drivetrain\Differentials & Parts". The seller is "av1141" and is located in Pennsville, New Jersey. This item can be shipped worldwide.