ACDelco 18B244B Silver Rear Brake Drum

The ACDelco Silver 18B244B (GM OEM cross-reference 19536658) is a rear brake drum engineered as a high-quality, high-value alternative to original equipment parts for General Motors vehicles as well as most other makes and models. Backed by General Motors, this drum delivers dependable stopping performance you can count on.

Key Features:

• G3000 Material Construction — Built from G3000-grade cast iron for maximum structural integrity and extended service life
• Balance Validated — Inspected and validated for balance to ensure smooth, quiet brake operation and reduced noise and vibration
• OE-Matching Design — Chamfer angle, vane configuration, and plate thickness all follow original equipment design specifications for proper fit and heat dissipation
• Ready to Install — No machining required; installs straight out of the box for a faster, easier brake service
• GM-Backed Quality — Part of the ACDelco Silver (formerly Advantage) line, offering reliable aftermarket performance backed by General Motors engineering

The ACDelco 18B244B is a direct-fit rear brake drum replacement designed to restore proper braking function. OEM cross-reference number: 19536658. Formerly marketed under the ACDelco Advantage name, this part is now branded as ACDelco Silver.