S&S Cycle Rocket Box Gasket Kit — Fits 84-99 BT / 86-03 XL Harley-Davidson

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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 S&S Cycle

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

Watch in action

S&S Cycle Rocket Box Gasket Kit for Harley-Davidson Engines

Maintain peak engine performance and prevent leaks with the S&S Cycle Rocket Box Gasket Kit, specifically designed for 1984-1999 Harley-Davidson Big Twin (BT) and 1986-2003 Sportster (XL) models. This comprehensive gasket kit provides all the necessary seals for a complete and reliable top-end rebuild or maintenance, ensuring a tight fit and long-lasting durability. Crafted with S&S Cycle's renowned quality, these gaskets are engineered to withstand the demanding conditions of high-performance motorcycle engines.

Features & Benefits:

  • Wide Fitment: Compatible with 84-99 Big Twin and 86-03 Sportster engines.
  • Complete Kit: Includes all essential gaskets for a thorough top-end seal.
  • Premium Materials: Manufactured from high-quality materials for superior sealing and longevity.
  • Prevents Leaks: Designed to provide a perfect, leak-free seal for critical engine components.
  • S&S Cycle Quality: Trust in a brand known for performance and reliability in the motorcycle industry.

Whether you're performing routine maintenance or a full engine overhaul, this gasket kit is crucial for ensuring the integrity and efficiency of your Harley-Davidson. Invest in the best for your ride. Available now at GGCRACING.

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
1984-1999 Harley-Davidson FLHTC 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
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
1993-1999 Harley-Davidson FXDL Dyna Low Rider Base
1999 Harley-Davidson FXDX Dyna Super Glide Sport Base
1987-1994 Harley-Davidson FXLR Low Rider Custom Base
1999 Harley-Davidson FXR2 Base
1999 Harley-Davidson FXR3 Base
1984-1992 Harley-Davidson FXRS Low Glide Base
1984-1985 Harley-Davidson FXSB Low Rider - Belt Base
1999 Harley-Davidson FXSTB Night Train Base
1986-1999 Harley-Davidson FXSTC Softail Custom Base
1988-1999 Harley-Davidson FXSTS Springer Softail Base
1995-1997 Harley-Davidson FXSTSB Bad Boy Base
2016-2020 Harley-Davidson XL1200CX Roadster Base
2012-2017 Harley-Davidson XL1200V Seventy-Two Base
2010-2020 Harley-Davidson XL1200X Forty-Eight Base
2012-2019 Harley-Davidson XL883L SuperLow Base
2009-2020 Harley-Davidson XL883N Iron 883 Base
1988-2003 Harley-Davidson XLH1200 Base
1986-2009 Harley-Davidson XLH883 Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About S&S Cycle

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

Watch in action

S&S Cycle Rocket Box Gasket Kit for Harley-Davidson Engines

Maintain peak engine performance and prevent leaks with the S&S Cycle Rocket Box Gasket Kit, specifically designed for 1984-1999 Harley-Davidson Big Twin (BT) and 1986-2003 Sportster (XL) models. This comprehensive gasket kit provides all the necessary seals for a complete and reliable top-end rebuild or maintenance, ensuring a tight fit and long-lasting durability. Crafted with S&S Cycle's renowned quality, these gaskets are engineered to withstand the demanding conditions of high-performance motorcycle engines.

Features & Benefits:

  • Wide Fitment: Compatible with 84-99 Big Twin and 86-03 Sportster engines.
  • Complete Kit: Includes all essential gaskets for a thorough top-end seal.
  • Premium Materials: Manufactured from high-quality materials for superior sealing and longevity.
  • Prevents Leaks: Designed to provide a perfect, leak-free seal for critical engine components.
  • S&S Cycle Quality: Trust in a brand known for performance and reliability in the motorcycle industry.

Whether you're performing routine maintenance or a full engine overhaul, this gasket kit is crucial for ensuring the integrity and efficiency of your Harley-Davidson. Invest in the best for your ride. Available now at GGCRACING.

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
1984-1999 Harley-Davidson FLHTC 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
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
1993-1999 Harley-Davidson FXDL Dyna Low Rider Base
1999 Harley-Davidson FXDX Dyna Super Glide Sport Base
1987-1994 Harley-Davidson FXLR Low Rider Custom Base
1999 Harley-Davidson FXR2 Base
1999 Harley-Davidson FXR3 Base
1984-1992 Harley-Davidson FXRS Low Glide Base
1984-1985 Harley-Davidson FXSB Low Rider - Belt Base
1999 Harley-Davidson FXSTB Night Train Base
1986-1999 Harley-Davidson FXSTC Softail Custom Base
1988-1999 Harley-Davidson FXSTS Springer Softail Base
1995-1997 Harley-Davidson FXSTSB Bad Boy Base
2016-2020 Harley-Davidson XL1200CX Roadster Base
2012-2017 Harley-Davidson XL1200V Seventy-Two Base
2010-2020 Harley-Davidson XL1200X Forty-Eight Base
2012-2019 Harley-Davidson XL883L SuperLow Base
2009-2020 Harley-Davidson XL883N Iron 883 Base
1988-2003 Harley-Davidson XLH1200 Base
1986-2009 Harley-Davidson XLH883 Base

Product Details

Product Description

About S&S Cycle

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

Watch in action

S&S Cycle Rocket Box Gasket Kit for Harley-Davidson Engines

Maintain peak engine performance and prevent leaks with the S&S Cycle Rocket Box Gasket Kit, specifically designed for 1984-1999 Harley-Davidson Big Twin (BT) and 1986-2003 Sportster (XL) models. This comprehensive gasket kit provides all the necessary seals for a complete and reliable top-end rebuild or maintenance, ensuring a tight fit and long-lasting durability. Crafted with S&S Cycle's renowned quality, these gaskets are engineered to withstand the demanding conditions of high-performance motorcycle engines.

Features & Benefits:

  • Wide Fitment: Compatible with 84-99 Big Twin and 86-03 Sportster engines.
  • Complete Kit: Includes all essential gaskets for a thorough top-end seal.
  • Premium Materials: Manufactured from high-quality materials for superior sealing and longevity.
  • Prevents Leaks: Designed to provide a perfect, leak-free seal for critical engine components.
  • S&S Cycle Quality: Trust in a brand known for performance and reliability in the motorcycle industry.

Whether you're performing routine maintenance or a full engine overhaul, this gasket kit is crucial for ensuring the integrity and efficiency of your Harley-Davidson. Invest in the best for your ride. Available now at GGCRACING.

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
1984-1999 Harley-Davidson FLHTC 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
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
1993-1999 Harley-Davidson FXDL Dyna Low Rider Base
1999 Harley-Davidson FXDX Dyna Super Glide Sport Base
1987-1994 Harley-Davidson FXLR Low Rider Custom Base
1999 Harley-Davidson FXR2 Base
1999 Harley-Davidson FXR3 Base
1984-1992 Harley-Davidson FXRS Low Glide Base
1984-1985 Harley-Davidson FXSB Low Rider - Belt Base
1999 Harley-Davidson FXSTB Night Train Base
1986-1999 Harley-Davidson FXSTC Softail Custom Base
1988-1999 Harley-Davidson FXSTS Springer Softail Base
1995-1997 Harley-Davidson FXSTSB Bad Boy Base
2016-2020 Harley-Davidson XL1200CX Roadster Base
2012-2017 Harley-Davidson XL1200V Seventy-Two Base
2010-2020 Harley-Davidson XL1200X Forty-Eight Base
2012-2019 Harley-Davidson XL883L SuperLow Base
2009-2020 Harley-Davidson XL883N Iron 883 Base
1988-2003 Harley-Davidson XLH1200 Base
1986-2009 Harley-Davidson XLH883 Base

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