Bikers Choice Front Caliper Piston — Fits 74-77 Harley-Davidson FX XL

SKU: BKC601583
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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

Product Details

Product Description
Part Numbers
Sizing & Fit

About Bikers Choice

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

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High-Quality Replacement Caliper Piston

Maintain the integrity of your front braking system with the Bikers Choice Front Caliper Piston. Designed specifically for 1974-1977 Harley-Davidson FX and XL models, this piston is a precise replacement for OEM part 44275-74. Over time, brake pistons can become pitted or corroded, leading to fluid leaks and uneven braking. Replacing the piston is a critical step in ensuring your front caliper functions smoothly and reliably.

Technical Details

  • Direct replacement for H-D 44275-74
  • Precision-machined for a perfect fit
  • Compatible with 1974-1977 FX, FXE, FXS, and XLCH models
  • Essential for restoring brake caliper performance
  • Durable construction for consistent stopping power

This caliper piston is designed to work seamlessly with your existing brake hardware, providing a reliable seal and smooth movement within the caliper bore. Whether you are performing a routine brake service or addressing a specific issue with your front end, this component is built to meet the rigorous demands of your Harley-Davidson. Ensure your motorcycle stops as well as it accelerates by replacing worn brake components with high-quality parts from Bikers Choice. For all your vintage Harley brake hardware and maintenance needs, look no further than the expert selection at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1974-1977 Harley-Davidson FX Super Glide Base
1974-1977 Harley-Davidson FXE Super Glide Base
1977 Harley-Davidson FXS Low Rider Base
1974-1977 Harley-Davidson XLCH Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About Bikers Choice

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

Watch in action

High-Quality Replacement Caliper Piston

Maintain the integrity of your front braking system with the Bikers Choice Front Caliper Piston. Designed specifically for 1974-1977 Harley-Davidson FX and XL models, this piston is a precise replacement for OEM part 44275-74. Over time, brake pistons can become pitted or corroded, leading to fluid leaks and uneven braking. Replacing the piston is a critical step in ensuring your front caliper functions smoothly and reliably.

Technical Details

  • Direct replacement for H-D 44275-74
  • Precision-machined for a perfect fit
  • Compatible with 1974-1977 FX, FXE, FXS, and XLCH models
  • Essential for restoring brake caliper performance
  • Durable construction for consistent stopping power

This caliper piston is designed to work seamlessly with your existing brake hardware, providing a reliable seal and smooth movement within the caliper bore. Whether you are performing a routine brake service or addressing a specific issue with your front end, this component is built to meet the rigorous demands of your Harley-Davidson. Ensure your motorcycle stops as well as it accelerates by replacing worn brake components with high-quality parts from Bikers Choice. For all your vintage Harley brake hardware and maintenance needs, look no further than the expert selection at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1974-1977 Harley-Davidson FX Super Glide Base
1974-1977 Harley-Davidson FXE Super Glide Base
1977 Harley-Davidson FXS Low Rider Base
1974-1977 Harley-Davidson XLCH Base

Product Details

Product Description

About Bikers Choice

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

Watch in action

High-Quality Replacement Caliper Piston

Maintain the integrity of your front braking system with the Bikers Choice Front Caliper Piston. Designed specifically for 1974-1977 Harley-Davidson FX and XL models, this piston is a precise replacement for OEM part 44275-74. Over time, brake pistons can become pitted or corroded, leading to fluid leaks and uneven braking. Replacing the piston is a critical step in ensuring your front caliper functions smoothly and reliably.

Technical Details

  • Direct replacement for H-D 44275-74
  • Precision-machined for a perfect fit
  • Compatible with 1974-1977 FX, FXE, FXS, and XLCH models
  • Essential for restoring brake caliper performance
  • Durable construction for consistent stopping power

This caliper piston is designed to work seamlessly with your existing brake hardware, providing a reliable seal and smooth movement within the caliper bore. Whether you are performing a routine brake service or addressing a specific issue with your front end, this component is built to meet the rigorous demands of your Harley-Davidson. Ensure your motorcycle stops as well as it accelerates by replacing worn brake components with high-quality parts from Bikers Choice. For all your vintage Harley brake hardware and maintenance needs, look no further than the expert selection at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1974-1977 Harley-Davidson FX Super Glide Base
1974-1977 Harley-Davidson FXE Super Glide Base
1977 Harley-Davidson FXS Low Rider Base
1974-1977 Harley-Davidson XLCH Base

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