Performance Machine

Performance Machine 137x4B Left Caliper 11.5in Rotor — Chrome — Fits 1984-1988 Harley-Davidson Models

Performance Machine 137x4B Left Caliper 11.5in Rotor — Chrome — Fits 1984-1988 Harley-Davidson Models
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Performance Machine 137x4B Left Caliper 11.5in Rotor — Chrome — Fits 1984-1988 Harley-Davidson Models
Performance Machine

Performance Machine 137x4B Left Caliper 11.5in Rotor — Chrome — Fits 1984-1988 Harley-Davidson Models

SKU: PFM0053-2915-CH
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About Performance Machine Performance Machine engineers high-quality automotive parts and ...Read More

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$521.95
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

About Performance Machine

Performance Machine engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Performance Machine lineup with fast shipping and expert fitment support — order with confidence.

Unleash Superior Braking & Style with Performance Machine 137x4B Caliper

Transform your Harley-Davidson's braking performance and aesthetics with the Performance Machine 137x4B Left Caliper, finished in stunning chrome. Designed for 11.5-inch rotors, this caliper is a direct fit upgrade for a wide range of 1984-1988 Harley-Davidson models, including Electra Glide, Softail, and Sportster series. Engineered with precision, it delivers significantly improved stopping power and a firmer lever feel compared to stock components, ensuring confidence and control on every ride.

Key Features & Benefits:

  • Precision Engineering: Advanced design for superior braking efficiency and modulation.
  • Stunning Chrome Finish: Adds a custom, high-end look to your motorcycle.
  • Direct Fit Upgrade: Specifically designed for 1984-1988 Harley-Davidson models with 11.5-inch rotors.
  • Enhanced Safety: Provides stronger, more consistent braking performance.
  • Durable Construction: Built to withstand the rigors of the road and provide long-lasting reliability.

Upgrade your ride with the perfect blend of form and function. This Performance Machine caliper is an investment in both performance and style. Find yours at GGCRACING and experience the difference.

Vehicle Fitment

Years Make Model Trim
1997-1999 Harley-Davidson FLHR Road King Base
1998-1999 Harley-Davidson FLHRCI Road King Classic Base
1996-1997 Harley-Davidson FLHRI Road King Base
1984 Harley-Davidson FLHS Electra Glide Sport Base
1995-1999 Harley-Davidson FLHT Electra Glide Standard Base
1984-1999 Harley-Davidson FLHTC Electra Glide Classic Base
1996-1999 Harley-Davidson FLHTCI Electra Glide Classic Base
1989-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1986-1990 Harley-Davidson FLST Heritage Softail Base
1988-1999 Harley-Davidson FLSTC Heritage Softail Classic Base
1990-1999 Harley-Davidson FLSTF Fat Boy Base
1994-1996 Harley-Davidson FLSTN Heritage Softail Special Base
1996 Harley-Davidson FLTCUI Tour Glide Ultra Classic Base
1998-1999 Harley-Davidson FLTR Road Glide Base
1998-1999 Harley-Davidson FLTRI Road Glide Base
1995-1999 Harley-Davidson FXD Dyna Super Glide Base
1994-1999 Harley-Davidson FXDS-Conv Dyna Convertible Base
1993-1999 Harley-Davidson FXDWG Dyna Wide Glide Base
1999 Harley-Davidson FXDX Dyna Super Glide Sport Base
1984-1999 Harley-Davidson FXST Softail Standard Base
1986-1999 Harley-Davidson FXSTC Softail Custom Base
1995-1999 Harley-Davidson XL1200C Sportster 1200 Custom Base
1995-1999 Harley-Davidson XL1200S Sportster 1200 Sport Base
1999 Harley-Davidson XL883C Sportster 883 Custom Base
1988-1999 Harley-Davidson XLH1200 Base
1986-1999 Harley-Davidson XLH883 Base
1986-1996 Harley-Davidson XLH883DLX Sportster 883 Deluxe Base
1987-1999 Harley-Davidson XLH883HUG Sportster 883 Hugger Base
1984-1985 Harley-Davidson XLS Roadster Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About Performance Machine

Performance Machine engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Performance Machine lineup with fast shipping and expert fitment support — order with confidence.

Unleash Superior Braking & Style with Performance Machine 137x4B Caliper

Transform your Harley-Davidson's braking performance and aesthetics with the Performance Machine 137x4B Left Caliper, finished in stunning chrome. Designed for 11.5-inch rotors, this caliper is a direct fit upgrade for a wide range of 1984-1988 Harley-Davidson models, including Electra Glide, Softail, and Sportster series. Engineered with precision, it delivers significantly improved stopping power and a firmer lever feel compared to stock components, ensuring confidence and control on every ride.

Key Features & Benefits:

  • Precision Engineering: Advanced design for superior braking efficiency and modulation.
  • Stunning Chrome Finish: Adds a custom, high-end look to your motorcycle.
  • Direct Fit Upgrade: Specifically designed for 1984-1988 Harley-Davidson models with 11.5-inch rotors.
  • Enhanced Safety: Provides stronger, more consistent braking performance.
  • Durable Construction: Built to withstand the rigors of the road and provide long-lasting reliability.

Upgrade your ride with the perfect blend of form and function. This Performance Machine caliper is an investment in both performance and style. Find yours at GGCRACING and experience the difference.

Vehicle Fitment

Years Make Model Trim
1997-1999 Harley-Davidson FLHR Road King Base
1998-1999 Harley-Davidson FLHRCI Road King Classic Base
1996-1997 Harley-Davidson FLHRI Road King Base
1984 Harley-Davidson FLHS Electra Glide Sport Base
1995-1999 Harley-Davidson FLHT Electra Glide Standard Base
1984-1999 Harley-Davidson FLHTC Electra Glide Classic Base
1996-1999 Harley-Davidson FLHTCI Electra Glide Classic Base
1989-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1986-1990 Harley-Davidson FLST Heritage Softail Base
1988-1999 Harley-Davidson FLSTC Heritage Softail Classic Base
1990-1999 Harley-Davidson FLSTF Fat Boy Base
1994-1996 Harley-Davidson FLSTN Heritage Softail Special Base
1996 Harley-Davidson FLTCUI Tour Glide Ultra Classic Base
1998-1999 Harley-Davidson FLTR Road Glide Base
1998-1999 Harley-Davidson FLTRI Road Glide Base
1995-1999 Harley-Davidson FXD Dyna Super Glide Base
1994-1999 Harley-Davidson FXDS-Conv Dyna Convertible Base
1993-1999 Harley-Davidson FXDWG Dyna Wide Glide Base
1999 Harley-Davidson FXDX Dyna Super Glide Sport Base
1984-1999 Harley-Davidson FXST Softail Standard Base
1986-1999 Harley-Davidson FXSTC Softail Custom Base
1995-1999 Harley-Davidson XL1200C Sportster 1200 Custom Base
1995-1999 Harley-Davidson XL1200S Sportster 1200 Sport Base
1999 Harley-Davidson XL883C Sportster 883 Custom Base
1988-1999 Harley-Davidson XLH1200 Base
1986-1999 Harley-Davidson XLH883 Base
1986-1996 Harley-Davidson XLH883DLX Sportster 883 Deluxe Base
1987-1999 Harley-Davidson XLH883HUG Sportster 883 Hugger Base
1984-1985 Harley-Davidson XLS Roadster Base

Product Details

Product Description

About Performance Machine

Performance Machine engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Performance Machine lineup with fast shipping and expert fitment support — order with confidence.

Unleash Superior Braking & Style with Performance Machine 137x4B Caliper

Transform your Harley-Davidson's braking performance and aesthetics with the Performance Machine 137x4B Left Caliper, finished in stunning chrome. Designed for 11.5-inch rotors, this caliper is a direct fit upgrade for a wide range of 1984-1988 Harley-Davidson models, including Electra Glide, Softail, and Sportster series. Engineered with precision, it delivers significantly improved stopping power and a firmer lever feel compared to stock components, ensuring confidence and control on every ride.

Key Features & Benefits:

  • Precision Engineering: Advanced design for superior braking efficiency and modulation.
  • Stunning Chrome Finish: Adds a custom, high-end look to your motorcycle.
  • Direct Fit Upgrade: Specifically designed for 1984-1988 Harley-Davidson models with 11.5-inch rotors.
  • Enhanced Safety: Provides stronger, more consistent braking performance.
  • Durable Construction: Built to withstand the rigors of the road and provide long-lasting reliability.

Upgrade your ride with the perfect blend of form and function. This Performance Machine caliper is an investment in both performance and style. Find yours at GGCRACING and experience the difference.

Vehicle Fitment

Years Make Model Trim
1997-1999 Harley-Davidson FLHR Road King Base
1998-1999 Harley-Davidson FLHRCI Road King Classic Base
1996-1997 Harley-Davidson FLHRI Road King Base
1984 Harley-Davidson FLHS Electra Glide Sport Base
1995-1999 Harley-Davidson FLHT Electra Glide Standard Base
1984-1999 Harley-Davidson FLHTC Electra Glide Classic Base
1996-1999 Harley-Davidson FLHTCI Electra Glide Classic Base
1989-1997 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1986-1990 Harley-Davidson FLST Heritage Softail Base
1988-1999 Harley-Davidson FLSTC Heritage Softail Classic Base
1990-1999 Harley-Davidson FLSTF Fat Boy Base
1994-1996 Harley-Davidson FLSTN Heritage Softail Special Base
1996 Harley-Davidson FLTCUI Tour Glide Ultra Classic Base
1998-1999 Harley-Davidson FLTR Road Glide Base
1998-1999 Harley-Davidson FLTRI Road Glide Base
1995-1999 Harley-Davidson FXD Dyna Super Glide Base
1994-1999 Harley-Davidson FXDS-Conv Dyna Convertible Base
1993-1999 Harley-Davidson FXDWG Dyna Wide Glide Base
1999 Harley-Davidson FXDX Dyna Super Glide Sport Base
1984-1999 Harley-Davidson FXST Softail Standard Base
1986-1999 Harley-Davidson FXSTC Softail Custom Base
1995-1999 Harley-Davidson XL1200C Sportster 1200 Custom Base
1995-1999 Harley-Davidson XL1200S Sportster 1200 Sport Base
1999 Harley-Davidson XL883C Sportster 883 Custom Base
1988-1999 Harley-Davidson XLH1200 Base
1986-1999 Harley-Davidson XLH883 Base
1986-1996 Harley-Davidson XLH883DLX Sportster 883 Deluxe Base
1987-1999 Harley-Davidson XLH883HUG Sportster 883 Hugger Base
1984-1985 Harley-Davidson XLS Roadster Base

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