NEW Wheel Cylinder (**1 1/4-inch Bore**) – Replaces FD470 / FD3087 / 618313
ABC Dynamics: Precision Parts for Uncompromising Performance.
Restore reliable hydraulic performance with this brand new **Brake Wheel Cylinder** from **ABC Dynamics**. Engineered with a precise **1 1/4-inch bore size** for accurate force generation, this unit is an essential direct replacement for heavy-duty braking systems in both commercial **automotive applications** and general **industrial equipment**. Trust in quality that meets or exceeds OEM specifications for casting numbers like **FD470** and **FD3087**.
Key Specifications & Expert Features
- Condition: **NEW** Wheel Cylinder (Non-Remanufactured) for maximum safety and lifespan.
- Bore Size: **1 1/4-inch bore size** (Critical for generating sufficient braking force and fluid volume).
- Inlet Size: **1/2″** thread size (Standard hydraulic line inlet connection).
- **Application Balance:** Perfect for various heavy-duty models and **industrial drum brake setups**.
Verified Casting & Part Numbers
This wheel cylinder is a confirmed replacement for the following casting and part numbers. Matching your existing number to the list below ensures you get the right part every time:
- FD470, FD3087, FD646
- FD4510
- 618313, 618301
- 567
Expert Note: Critical Bore Size Difference
⚠️ ATTENTION INSTALLERS: Bore Size is NOT Interchangeable.
This cylinder has a **1 1/4-inch bore size**. It is structurally similar to, but **NOT INTERCHANGEABLE** with, cylinders requiring different bore sizes. Using the wrong size can lead to unsafe braking performance.
- **1 3/8″ Bore:** This specific size uses SKU **W441955** (Not interchangeable).
- **1 1/2″ Bore:** This specific size uses SKU **W451155** (Not interchangeable).
**Experience Tip:** Always confirm the bore size stamped on your existing cylinder or check detailed vehicle specifications before ordering.
ABC Dynamics Part Number / SKU: **W94908**









