RTS / ARP differential carrier fasteners are high-strength fasteners that are designed to fasten your third member assembly to the rear-end case. They’re made of 8740 alloy, heat-treated to a nominal tensile strength rating of 200,000 psi, and black oxide coated to offer lasting service.

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Stud : 1.645˝ UHL , 180,000 tensile strength

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Nut : 9/16 Hex 3/8-24

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Washer : Steel, Black Oxide,

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