Brake Master Cylinder 1 5/16″ Bore – For Heavy-Duty Commercial Trucks and Specialized Industrial Vehicles (M213413)

ABC Dynamics: Precision Parts for Uncompromising Performance.

Get your braking system back to peak performance with this brand new, precision-engineered **M213413 Master Cylinder** from **ABC Dynamics**. Designed as a perfect replacement for casting numbers **2229071** and **29979C**, this cylinder features a durable **1 5/16″ bore** and delivers reliable stopping power. It is ideal for both **heavy-duty commercial vehicles** (trucks, buses) and **specialized industrial equipment**, ensuring quality you can feel with every stop.

Key Specifications & Expert Features

• Bore Size: **1 5/16″ bore** for high-volume fluid displacement and powerful braking.
• Outlet Sizes: **1/2″-20** and **9/16″-18** threads (Critical dual thread sizes for heavy-duty systems).
• **Application:** Designed for hydraulic braking circuits on commercial **trucks, buses, and heavy equipment**.
• Robust Construction: Built to meet or exceed OEM specifications for lasting durability.
• Repair Kit Compatibility: Compatible with repair kit **899MK**.

Verified Casting & Part Numbers (Cross-Reference)

This master cylinder is a confirmed replacement for the following casting numbers, ensuring you get the correct component for your **vehicle or machine**. Matching your existing number is the **most reliable method** to ensure correct fitment:

• 2229071
• 29979C

Expert Note: Fluid Balance and Thread Verification

Experience Tip: The **1 5/16″** bore is essential for large, commercial vehicle applications. Due to the two distinct outlet thread sizes (**1/2″-20** and **9/16″-18**), meticulously verify which hydraulic lines connect to which port on your original cylinder before removing it. Incorrect plumbing will lead to front/rear brake imbalance.