OE Quality
60-Day Returns

Centric 130.33421 Brake Master Cylinder
Overview of Centric Premium Brake Master Cylinder 130.33421
The Centric Premium Brake Master Cylinder 130.33421 is engineered for precise brake hydraulics performance in Audi TT and TT Quattro models. Designed with durable aluminum construction and a removable plastic reservoir style, this master cylinder supports reliable braking response and system integrity.
- Compatible with Audi TT and TT Quattro vehicles
- Aluminum master cylinder material for strength and corrosion resistance
- Plastic removable reservoir style (reservoir not included)
- Two mounting holes for secure installation
- Master cylinder bore diameter of 0.906 inches (23.000 mm)
- Includes gasket or seal for proper sealing
- Primary and secondary outlet thread size M12-1.00 with bubble flare type
- Three to four ports for brake line connections
Product Line Details: Centric Premium Brake Master Cylinders
The Centric Premium Brake Master Cylinders line focuses on delivering reliable brake hydraulic components that meet or exceed OEM specifications. This product line emphasizes quality materials such as aluminum for the master cylinder body and includes essential seals to ensure proper function. The 130.33421 part benefits from this engineering approach, providing a dependable replacement option for Audi TT and TT Quattro brake systems.
Detailed Product Description
This brake master cylinder features a straight bore type with a precise bore size of 0.906 inches (23.000 mm), ensuring consistent hydraulic pressure delivery. The aluminum construction offers durability and resistance to corrosion, critical for maintaining brake system integrity over time. The plastic reservoir style is removable, allowing for easier maintenance, though the reservoir itself is not included with this part. The unit includes a gasket or seal to prevent fluid leaks and has two mounting holes for secure attachment. Both primary and secondary outlets have M12-1.00 thread size with bubble flare types, compatible with standard brake line fittings. Note that mounting hardware, brake booster, push rod, bleeder hoses, and master cylinder cap are not included.
Common Applications and Issues Addressed
- Replacement for worn or leaking master cylinders in Audi TT and TT Quattro
- Restores proper hydraulic pressure for consistent brake pedal feel
- Eliminates brake fluid leaks caused by damaged seals or bore wear
- Addresses spongy or unresponsive brake pedal issues
- Supports brake system maintenance and rebuilds
Installation Notes and Tips
- Ensure compatibility with Audi TT or TT Quattro before installation
- Use appropriate brake fluid and bleed the system thoroughly after installation
- Verify that the gasket or seal is properly seated to prevent leaks
- Check mounting hole alignment and torque specifications for secure fitment
- Replace related components such as brake booster or reservoir if necessary (not included)
Quality Assurance and Warranty
Centric Premium Brake Master Cylinders are manufactured to meet OEM standards for fit, form, and function. The 130.33421 part undergoes quality control inspections to ensure reliable performance. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or supplier for exact warranty terms.
| Brand | Centric |
|---|---|
| Part Number | 130.33421 |
| Position | Centric Premium Brake Master Cylinders |
| Bleeder Hoses Included | No |
| Bore Size | 0.906 |
| Bore Size | 23.000 |
| Bore Type | Straight |
| Boss, Nipple or Port: Front, Right: #A [cntrc] | M12-1.00 bbl |
| Boss, Nipple or Port: Front, Right: #B [cntrc] | M12-1.00 bbl |
| Boss, Nipple or Port: Rear, Right: #A [cntrc] | M12-1.00 bbl |
| Brake Booster Included | No |
| Cylinder Bore Dia in | 0.9060 |
| Cylinder Bore Dia mm | 23.00 |
| Gasket Or Seal Included | Yes |
| Master Cylinder Bore Diameter | 0.906 |
| Master Cylinder Bore Diameter | 23.000 |
| Master Cylinder Cap Included | No |
| Master Cylinder Material | Aluminum |
| Mounting Bracket Included | No |
| Mounting Hardware Included | No |
| Mounting Hole Quantity | 2 |
| Port Quantity | 3 |
| Port Quantity | 4 |
| Primary Bore Diameter | 0.906 |
| Primary Bore Diameter | 23.000 |
| Primary Outlet Flare Type | Bubble |
| Primary Outlet Flare Type [cntrc] | Bubble |
| Primary Outlet Thread Diameter | 12.000 |
| Primary Outlet Thread Pitch | 1.00 |
| Primary Outlet Thread Size | M12-1.00 |
| Publication Bore [cntrc] | 23mm |
| Push Rod Included | No |
| Push Rod Lgth / Depth | 1.52 |
| Push Rod: Length / Depth [cntrc] in | 1.52 |
| Reservoir Included | No |
| Reservoir Material | Plastic |
| Reservoir Style | Removable |
| Secondary Outlet Flare Type | Bubble |
| Secondary Outlet Flare Type [cntrc] | Bubble |
| Secondary Outlet Thread Diameter | 12.000 |
| Secondary Outlet Thread Pitch | 1.00 |
| Secondary Outlet Thread Size | M12-1.00 |
| Weight [cntrc] kgs | 0.68 |
| Weight [cntrc] lbs | 1.5 |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Audi | TT | N/A | Fr Ch# 8N-2-014 301; Centric Premium Brake Master Cylinders |
| 2006 | Audi | TT Quattro | N/A | Centric Premium Brake Master Cylinders |
| 2005 | Audi | TT | N/A | Fr Ch# 8N-2-014 301; Centric Premium Brake Master Cylinders |
| 2005 | Audi | TT Quattro | N/A | Centric Premium Brake Master Cylinders |
| 2004 | Audi | TT | N/A | Fr Ch# 8N-2-014 301; Centric Premium Brake Master Cylinders |
| 2004 | Audi | TT Quattro | N/A | Centric Premium Brake Master Cylinders |
| 2003 | Audi | TT | N/A | Fr Ch# 8N-2-014 301; Centric Premium Brake Master Cylinders |
| 2003 | Audi | TT Quattro | N/A | Centric Premium Brake Master Cylinders |
| 2002 | Audi | TT | N/A | Fr 10/01; Fr Ch# 8N-2-014 301; Centric Premium Brake Master Cylinders |
| 2002 | Audi | TT Quattro | N/A | Centric Premium Brake Master Cylinders |
| 2001 | Audi | TT Quattro | N/A | Fr 10/01; Fr Ch# 8N-2-014 301; Vented Rear Disc; Centric Premium Brake Master Cylinders |
| 2001 | Audi | TT Quattro | N/A | Fr 10/01; Fr Ch# 8N-2-014 301; Solid Rear Disc; Centric Premium Brake Master Cylinders |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.