Leaf Spring Axle U-Bolt – GM (15684331)

Leaf Spring Axle U-Bolt is part of the apply hardware that clamps a clutch pack. Plate count and stack height differ between units that share the same external designation.

Replace the Spring Axle U-Bolt when engagement is delayed or harsh, when the friction surface is glazed or flaking, or when the transmission is apart for another reason. Always measure the installed stack against the specification.

The Spring Axle U-Bolt in this listing carries part number 15684331 and sits in the Axle Assemblies category. The number stamped on the original part is the only reliable cross-reference.

Genuine GM part for the Spring Axle U-Bolt. Where the manufacturer has superseded a number, the current reference is the one that ships.