ABC Dynamics Brake Master Cylinder 1-5/16″ Bore – Replaces 2229071
ABC Dynamics: Precision Parts for Uncompromising Performance.
Get your braking system back to peak performance with this brand new, precision-engineered brake master cylinder from ABC Dynamics. Designed as a perfect replacement for casting number 2229071 and 29979C, this unit features a 1-5/16″ bore to deliver reliable stopping power and is built to last. Don’t compromise on safety—trust ABC Dynamics for quality you can feel with every stop.
Key Specifications & Features
- Bore: 1 5/16″
- Outlet Sizes: 1/2″-20, 9/16″-18
- Repair Kit: 899MK
Verified Casting & Part Numbers
This master cylinder is a confirmed replacement for the following casting numbers, ensuring you get the right part every time. Simply match your existing casting number to the list below:
- 2229071
- 29979C
Important Compatibility Information

ABC Dynamics Part Number: M213413