Cylinder – GM (18030432)

Cylinder is a service part for the engine, transmission or driveline. Because several build codes can share the same external description, the part number is the only dependable match.

Replace the Cylinder when inspection shows wear, cracking or leakage that the surrounding components cannot explain. Rule out the cheaper causes first.

The Cylinder in this listing carries part number 18030432 and sits in the Pistons, Rings & Cylinders category. The number stamped on the original part is the only reliable cross-reference.

This is genuine GM stock, supplied for the Cylinder with the manufacturer number intact so the reference on the box matches the catalogue.