Top 10 Best Automotive Replacement Differential Assembly Kits

WARRANTY 1 Year Warranty Against Manufacturing Defects. METALLURGY Forged 4320 Steel Internals for Long Life and Durability. FULLY REBUILDABLE Fully Rebuildable 4-Spring, Clutch Style Positraction LSD. POSI STYLE Clutch Style Positraction Limited Slip Differential. USA PROUD Assembled in the USA in our Everett, Washington facility. RATIO 2.73 Ratio and Up Only.

1 Year Warranty. 8620 Steel Internals. Patented Internal Design Reduces Common Locker Failures. Assembled in the USA.

For Use With 30 Spline Axles and with 4.10 And Down Gears. At the flick of a dash-mounted switch, compressed air is delivered to the seal housing assembly via a nylon air line.. Requires Air Compressor Sold Separately.. The ARB Air Locker is a pneumatic locking differential that uses air to facilitate the locking of both axles. This action converts your differential from a conventional open to a full spool type axle supplying 100 power to both wheels to keep you going through the worst terrain. ARB onboard air compressor required to activate Air Lockers. Sold Separately..

Designed for efficient, consistent performance and manufactured using only the highest quality materials. With superior OE technology and know-how, Aisin ensures that every differential lock actuator provides perfect OE form, fit, and function. Differential lock actuator engages locking function, changing differential from open to locked configuration. Unit mounts directly to the differential. Includes application specific removal and installation instructions. Fit Type Vehicle Specific.

Spicer genuine OE replacement.

USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Includes carrier bearings and races. Includes pinion bearings and races, pinion seal. Includes complete shim kit, ring gear bolts, pinion nut. Fit type Vehicle Specific.

Forged 4320 Steel Internals. Fully Rebuildable. Clutch Style Positraction. Assembled in the USA.

Locking Hub Conversion Kit for Jeep XJ, YJ and TJ Dana 30 front, 5 x 4.5 bolt pattern. The Yukon worry free Spin Free Kit replaces the vulnerable and expensive factory unit bearings with tapered bearings and races. The result is not only a design which is easier and more economical to service, but one that offers significant increases in mileage per gallon. This hub kit also includes WARN locking hubs, giving you more driving select-ability. Locking hubs allow for installation of a mechanical locker in the front without the negative affects while driving on the street.

Limited Slip Dana 35 YJ TJ XJ ZJ WJ 84-06 3.54 Up. Model Number 912A569. Item Package Dimension 12.8 L x 8.61 W x 5.99 H. Item Package Weight 9.99 lb.

Easy, drop-in installation. Made from 9310 steel. Heat treated and precision cut teeth. Backed by 1 year. Fits Ford 8. 8 differential with 31 spline axles. The Spartan locker's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap.