Athena 37.3x50.8x8.1mm NBR Oil Seal for Harley-Davidson Sportster — Engine Gaskets

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SKU: ATHM730303179300
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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 Athena

Athena (Italy) is the OE performance brand for motorcycle and powersports — cylinder kits, gasket kits, ECUs, and racing electronics used by KTM, Husqvarna, and Beta racing programs.

Athena Harley-Davidson Sportster Oil Seal (37.3x50.8x8.1mm NBR)

Engineered specifically for Harley-Davidson Sportster models, this Athena oil seal provides superior protection with its durable metal exterior. Measuring 37.3mm inner diameter, 50.8mm outer diameter, and 8.1mm thickness, this NBR seal is designed to withstand the demanding conditions of Sportster engines, ensuring reliable performance and leak-free operation.

Features for Sportster Performance:

  • Application: Precision-fit for Harley-Davidson Sportster motorcycles, ensuring seamless integration.
  • Material: High-performance Nitrile Butadiene Rubber (NBR) offers excellent resistance to heat, oil, and fuel, crucial for V-twin engines.
  • Construction: Features a robust metal external housing for enhanced durability and sealing integrity, a specialized seal-lip to prevent contamination, and an internal spring for consistent pressure.
  • Dimensions: Exact measurements of 37.3x50.8x8.1mm guarantee a precise fit for compatible Sportster engine components.

Keep your Harley-Davidson Sportster running smoothly and efficiently. This Athena oil seal is essential for preventing costly oil leaks and protecting vital engine parts from dirt and moisture. Its rugged construction and precise engineering make it an ideal choice for both routine maintenance and performance upgrades for your Sportster.

Maximize your ride's protection. Find this Athena Harley-Davidson Sportster oil seal at GGCRACING!

Product Details

Product Description
Part Numbers
Sizing & Fit

About Athena

Athena (Italy) is the OE performance brand for motorcycle and powersports — cylinder kits, gasket kits, ECUs, and racing electronics used by KTM, Husqvarna, and Beta racing programs.

Athena Harley-Davidson Sportster Oil Seal (37.3x50.8x8.1mm NBR)

Engineered specifically for Harley-Davidson Sportster models, this Athena oil seal provides superior protection with its durable metal exterior. Measuring 37.3mm inner diameter, 50.8mm outer diameter, and 8.1mm thickness, this NBR seal is designed to withstand the demanding conditions of Sportster engines, ensuring reliable performance and leak-free operation.

Features for Sportster Performance:

  • Application: Precision-fit for Harley-Davidson Sportster motorcycles, ensuring seamless integration.
  • Material: High-performance Nitrile Butadiene Rubber (NBR) offers excellent resistance to heat, oil, and fuel, crucial for V-twin engines.
  • Construction: Features a robust metal external housing for enhanced durability and sealing integrity, a specialized seal-lip to prevent contamination, and an internal spring for consistent pressure.
  • Dimensions: Exact measurements of 37.3x50.8x8.1mm guarantee a precise fit for compatible Sportster engine components.

Keep your Harley-Davidson Sportster running smoothly and efficiently. This Athena oil seal is essential for preventing costly oil leaks and protecting vital engine parts from dirt and moisture. Its rugged construction and precise engineering make it an ideal choice for both routine maintenance and performance upgrades for your Sportster.

Maximize your ride's protection. Find this Athena Harley-Davidson Sportster oil seal at GGCRACING!

Product Details

Product Description

About Athena

Athena (Italy) is the OE performance brand for motorcycle and powersports — cylinder kits, gasket kits, ECUs, and racing electronics used by KTM, Husqvarna, and Beta racing programs.

Athena Harley-Davidson Sportster Oil Seal (37.3x50.8x8.1mm NBR)

Engineered specifically for Harley-Davidson Sportster models, this Athena oil seal provides superior protection with its durable metal exterior. Measuring 37.3mm inner diameter, 50.8mm outer diameter, and 8.1mm thickness, this NBR seal is designed to withstand the demanding conditions of Sportster engines, ensuring reliable performance and leak-free operation.

Features for Sportster Performance:

  • Application: Precision-fit for Harley-Davidson Sportster motorcycles, ensuring seamless integration.
  • Material: High-performance Nitrile Butadiene Rubber (NBR) offers excellent resistance to heat, oil, and fuel, crucial for V-twin engines.
  • Construction: Features a robust metal external housing for enhanced durability and sealing integrity, a specialized seal-lip to prevent contamination, and an internal spring for consistent pressure.
  • Dimensions: Exact measurements of 37.3x50.8x8.1mm guarantee a precise fit for compatible Sportster engine components.

Keep your Harley-Davidson Sportster running smoothly and efficiently. This Athena oil seal is essential for preventing costly oil leaks and protecting vital engine parts from dirt and moisture. Its rugged construction and precise engineering make it an ideal choice for both routine maintenance and performance upgrades for your Sportster.

Maximize your ride's protection. Find this Athena Harley-Davidson Sportster oil seal at GGCRACING!

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