Currie 9" 31-Spline Complete Third Member with Traction Lock for 1965-1973 Mustangs with a 9" Rear End.When it is time to replace or upgrade the third member assembly on your 9" rear end, Currie has you covered with numerous combinations of assemblies, options and configurations.
This complete third member assembly with traction-lock is built for a 9" 31-spline rear end. Available with your choice of the following gear ratios: 3.00, 3.25, 3.50, 3.75, 3.89, 4.11 and 4.30.
Complete Third Member Specifications:
- Case is made from heavy duty cast iron
- Pre-assembled so you can just bolt it in
- Includes the required bearings and seals to complete installation
- Timken bearings
- Uses a 1330 series u-joint
- Must use friction modifier
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