Powertrax Grip Pro Dana 44 3/8" & 7/16" Bolts 3.92 & Up Spiral Gear Positraction Unit Carrier Rebuild Kits - GM 8.5" Rear 1970-1998 875" Ring and Pinion Gear

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Powertrax Grip Pro Dana 44 3/8" & 7/16" Bolts 3.92 & Up Spiral Gear Positraction Unit Carrier Rebuild Kits - GM 8.5" Rear 1970-1998 875" Ring and Pinion GearPowertrax Grip Pro Spiral Gear Posi Description Package Includes: (1) Powertrax Grip Pro Limited Slip Carrier The POWERTRAX Grip Pro is the latest design in traction adding differential technology. It combines the smooth operation of a limited slip differential, with the strength of a fully machined, forged steel case. Using 32 spiral gear technology, the POWERTRAX Grip Pro delivers progressive and variable traction. Based off of throttle input, you