DuraGo BR34122 Disc Brake Rotor - Rear

Overview of DuraGo BR34122 Disc Brake Rotor for BMW Z3

The DuraGo BR34122 is a solid disc brake rotor designed specifically for the BMW Z3. Crafted from durable cast iron, this rotor offers reliable braking performance and consistent wear characteristics for your vehicle.

• Material: Cast iron for strength and heat dissipation
• Construction: Full cast solid rotor with drum-in-hat design
• Dimensions: 10.71 inch (272 mm) outside diameter, 3.28 inch (83.2 mm) overall height
• Mounting: 5 bolt holes with 4.72 inch (120 mm) bolt circle diameter
• Non-directional brake surface, no cross drilling or slots

Detailed Product Description

The DuraGo BR34122 disc brake rotor is engineered as a solid, full cast iron rotor with a drum-in-hat configuration, tailored for the BMW Z3. Its nominal thickness of 0.39 inches (9.9 mm) and discard thickness of 0.33 inches (8.4 mm) ensure a balance between durability and performance. The rotor features a 5-bolt mounting pattern with a 120 mm bolt circle diameter, matching the factory specifications for secure installation. The non-directional braking surface allows for flexible installation without concern for rotor orientation. This rotor does not include an ABS tone ring and is not cross drilled or slotted, making it suitable for standard driving conditions where consistent braking is required.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on BMW Z3 models
• Addresses brake pulsation caused by uneven rotor surfaces
• Restores proper braking performance and pedal feel
• Eliminates noise and vibration from damaged rotors
• Suitable for vehicles requiring drum-in-hat type rotors

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surface to prevent rotor runout
• Torque mounting bolts to manufacturer specifications
• Check compatibility with existing brake pads and hardware
• Inspect wheel bearings and hub assembly during installation

Quality Assurance and Warranty

DuraGo manufactures the BR34122 rotor to meet OEM standards for fit and function on the BMW Z3. The cast iron construction provides consistent heat dissipation and wear resistance. While this rotor does not feature a rust-resistant coating, proper maintenance can help extend service life. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.