ACDelco 18E112B Gold Rear Drum Brake Wheel Cylinder

The ACDelco 18E112B Gold Rear Drum Brake Wheel Cylinder is a high-quality aftermarket replacement designed to restore reliable stopping power to drum brake systems. Part of ACDelco's Gold (formerly Professional) line, this wheel cylinder is a premium OE-alternative built to meet or exceed original equipment standards for fit, form, and function. The alternate GM part number for this unit is 19175906.

Key Features:

• Constructed using both aluminum and iron castings for durability and long service life
• Features Ethylene Propylene (EPDM) and Styrene Butadiene (SBR) rubber components for superior resistance to heat, corrosion, and fluid leakage
• Smooth bore finish provides a quality seal that extends the life of internal rubber components
• Meets brake performance requirements of SAE J1153 and J1154 testing standards
• Pressure tested to ensure safe and confident braking performance
• Arrives pre-assembled and ready to bench bleed — no additional assembly required
• Backed by ACDelco's 24-Month/Unlimited Mile Warranty

The ACDelco 18E112B is engineered to be a straightforward, bolt-on replacement suitable for GM vehicles and a wide range of other makes and models. Whether you're a DIY mechanic or a professional technician, this wheel cylinder delivers dependable braking performance right out of the box.