What size brake rotor does this caliper work with?

This Performance Machine caliper is designed to work with 11.5-inch diameter brake rotors. Ensure your rotor size matches this specification for proper installation and function.

Does this caliper come with mounting hardware?

The manufacturer's description does not specify if mounting hardware is included with this caliper. It is recommended to refer to the manufacturer's installation instructions or contact their support for details on included components.

Is this caliper a direct replacement for my stock caliper?

This caliper is designed to be a direct fit for many Harley-Davidson models and is compatible with ABS systems where applicable. However, it is always best to confirm fitment for your specific motorcycle year and model to ensure it is the correct replacement.

Performance Machine Caliper 137x4B Polished 0053-2915-P

Name: Performance Machine Caliper 137x4B Left 11.5in - Polished
Brand: Performance Machine
Price: 511.95 USD
Availability: InStock

Performance Machine Caliper 137x4B Left 11.5in - Polished

$511.95

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Performance Machine Caliper 137x4B Left 11.5in - Polished. Machined from billet aluminum for reduced flex and improved braking.

Key Features

Fits a wide range of Harley-Davidson motorcycle models.
Machined from billet aluminum to reduce flex and improve braking feel.
Polished finish for a clean, custom appearance.
Compatible with ABS systems on applicable models.
Designed for use with 11.5-inch brake rotors.
Tested on a PM brake dyno to ensure performance.

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Will this fit your vehicle?

Product Details

This is the Performance Machine Caliper 137x4B, a left-side caliper designed for a wide range of Harley-Davidson motorcycles. It's built to offer both a clean, stylish look and dependable braking performance. If you're looking to upgrade your stopping power with a part that also enhances your bike's appearance, this caliper is a solid option. It's compatible with ABS systems, making integration straightforward for many models.

Each caliper is machined from a solid block of billet aluminum. This process helps to eliminate flex under braking pressure, which means you get a more consistent and responsive feel at the lever. Performance Machine subjects these calipers to rigorous testing on their own brake dyno to ensure they meet performance standards before they ever leave the factory. This attention to detail in manufacturing and testing is what you get when you choose a well-built component like this.

This caliper is designed to work with 11.5-inch brake rotors. It's made in the USA and represents a significant upgrade over stock components, offering improved braking feel and a custom look. While this is a left-side caliper, remember to check fitment details to ensure it's the correct side and application for your specific motorcycle.