1969 Plymouth Roadrunner Differential Rebuild Kit 8.75 in. 12 Bolt - 42 Housing w/25520/90 - Incl. Car Brngs/Races/Pin Brngs/Races/Pin Seal/Cmplte Shim Kit/Rg Gr Blts/Pin Nut/Crush Slve/Oil Bfles/Slngrs - Rear guaranteed to replace your current 1969 Plymouth Roadrunner Differential Rebuild Kit 8.75 in. 12 Bolt - 42 Housing w/25520/90 - Incl. Car Brngs/Races/Pin Brngs/Races/Pin Seal/Cmplte Shim Kit/Rg Gr Blts/Pin Nut/Crush Slve/Oil Bfles/Slngrs - Rear. 1969 Plymouth Roadrunner Differential Rebuild Kit comes new OEM 1969 Plymouth Roadrunner Differential Rebuild Kit aftermarket new 1969 Plymouth Roadrunner Differential Rebuild Kit of remanufactured 1969 Plymouth Roadrunner Differential Rebuild Kit 8.75 in. 12 Bolt - 42 Housing w/25520/90 - Incl. Car Brngs/Races/Pin Brngs/Races/Pin Seal/Cmplte Shim Kit/Rg Gr Blts/Pin Nut/Crush Slve/Oil Bfles/Slngrs - Rear.