Twin Power Inner Primary Bolt Retainer — Fits 71-84 Harley-Davidson FL FX 4-Speed

SKU: TWP488713
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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 TwinPower

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

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Secure Your Inner Primary with Twin Power Quality

Ensure the integrity of your Harley-Davidson's inner primary drive with the Twin Power Inner Primary Bolt Retainer. Designed specifically for 1971-1984 Harley-Davidson FL and FX 4-speed models, this essential hardware piece provides a reliable solution for keeping your primary drive components securely in place. Don't let loose fasteners compromise your ride; trust Twin Power for durable, high-quality replacement parts.

Key Features and Fitment:

  • Direct Replacement: Engineered to meet or exceed OEM specifications for a perfect fit.
  • Vehicle Compatibility: Fits a wide range of Harley-Davidson models including FL, FLH, FLHS, FLHT, FLHTC, FLHTCU, FLST, FLSTC, FLSTF, FX, FXB, FXD, FXDG, FXE, FXEF, FXLR, FXRP, FXRS, FXRT, FXS, FXST, FXSTC, FXSTS, FXWG, and more from 1971 through 1984.
  • Durable Construction: Made from robust materials to withstand the rigors of the road and ensure long-lasting performance.
  • Easy Installation: Designed for straightforward installation, minimizing downtime and getting you back on the road faster.

This bolt retainer is crucial for maintaining the structural integrity of your inner primary housing, preventing potential damage and ensuring smooth operation of your drivetrain. Whether you're performing routine maintenance or a complete rebuild, this Twin Power component is an excellent choice for reliability and value. Upgrade your Harley-Davidson with dependable parts from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1980-1984 Harley-Davidson FLHS Electra Glide Sport Base
1983-1984 Harley-Davidson FLHTC Electra Glide Classic Base
1971-1978 Harley-Davidson FX Super Glide Base
1980-1982 Harley-Davidson FXB Sturgis Base
1983 Harley-Davidson FXDG Disc Glide Base
1979-1984 Harley-Davidson FXEF Fat Bob Base
1977-1982 Harley-Davidson FXS Low Rider Base
1983-1984 Harley-Davidson FXSB Low Rider - Belt Base
1980-1984 Harley-Davidson FXWG Wide Glide Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About TwinPower

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

Watch in action

Secure Your Inner Primary with Twin Power Quality

Ensure the integrity of your Harley-Davidson's inner primary drive with the Twin Power Inner Primary Bolt Retainer. Designed specifically for 1971-1984 Harley-Davidson FL and FX 4-speed models, this essential hardware piece provides a reliable solution for keeping your primary drive components securely in place. Don't let loose fasteners compromise your ride; trust Twin Power for durable, high-quality replacement parts.

Key Features and Fitment:

  • Direct Replacement: Engineered to meet or exceed OEM specifications for a perfect fit.
  • Vehicle Compatibility: Fits a wide range of Harley-Davidson models including FL, FLH, FLHS, FLHT, FLHTC, FLHTCU, FLST, FLSTC, FLSTF, FX, FXB, FXD, FXDG, FXE, FXEF, FXLR, FXRP, FXRS, FXRT, FXS, FXST, FXSTC, FXSTS, FXWG, and more from 1971 through 1984.
  • Durable Construction: Made from robust materials to withstand the rigors of the road and ensure long-lasting performance.
  • Easy Installation: Designed for straightforward installation, minimizing downtime and getting you back on the road faster.

This bolt retainer is crucial for maintaining the structural integrity of your inner primary housing, preventing potential damage and ensuring smooth operation of your drivetrain. Whether you're performing routine maintenance or a complete rebuild, this Twin Power component is an excellent choice for reliability and value. Upgrade your Harley-Davidson with dependable parts from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1980-1984 Harley-Davidson FLHS Electra Glide Sport Base
1983-1984 Harley-Davidson FLHTC Electra Glide Classic Base
1971-1978 Harley-Davidson FX Super Glide Base
1980-1982 Harley-Davidson FXB Sturgis Base
1983 Harley-Davidson FXDG Disc Glide Base
1979-1984 Harley-Davidson FXEF Fat Bob Base
1977-1982 Harley-Davidson FXS Low Rider Base
1983-1984 Harley-Davidson FXSB Low Rider - Belt Base
1980-1984 Harley-Davidson FXWG Wide Glide Base

Product Details

Product Description

About TwinPower

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

Watch in action

Secure Your Inner Primary with Twin Power Quality

Ensure the integrity of your Harley-Davidson's inner primary drive with the Twin Power Inner Primary Bolt Retainer. Designed specifically for 1971-1984 Harley-Davidson FL and FX 4-speed models, this essential hardware piece provides a reliable solution for keeping your primary drive components securely in place. Don't let loose fasteners compromise your ride; trust Twin Power for durable, high-quality replacement parts.

Key Features and Fitment:

  • Direct Replacement: Engineered to meet or exceed OEM specifications for a perfect fit.
  • Vehicle Compatibility: Fits a wide range of Harley-Davidson models including FL, FLH, FLHS, FLHT, FLHTC, FLHTCU, FLST, FLSTC, FLSTF, FX, FXB, FXD, FXDG, FXE, FXEF, FXLR, FXRP, FXRS, FXRT, FXS, FXST, FXSTC, FXSTS, FXWG, and more from 1971 through 1984.
  • Durable Construction: Made from robust materials to withstand the rigors of the road and ensure long-lasting performance.
  • Easy Installation: Designed for straightforward installation, minimizing downtime and getting you back on the road faster.

This bolt retainer is crucial for maintaining the structural integrity of your inner primary housing, preventing potential damage and ensuring smooth operation of your drivetrain. Whether you're performing routine maintenance or a complete rebuild, this Twin Power component is an excellent choice for reliability and value. Upgrade your Harley-Davidson with dependable parts from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1980-1984 Harley-Davidson FLHS Electra Glide Sport Base
1983-1984 Harley-Davidson FLHTC Electra Glide Classic Base
1971-1978 Harley-Davidson FX Super Glide Base
1980-1982 Harley-Davidson FXB Sturgis Base
1983 Harley-Davidson FXDG Disc Glide Base
1979-1984 Harley-Davidson FXEF Fat Bob Base
1977-1982 Harley-Davidson FXS Low Rider Base
1983-1984 Harley-Davidson FXSB Low Rider - Belt Base
1980-1984 Harley-Davidson FXWG Wide Glide Base

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