Bridgestone TR4 Standard Tire Tube 80/100-21 — Fits Off-Road Front Wheels

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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 Bridgestone

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

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Dependable Off-Road Riding with Bridgestone TR4

The Bridgestone TR4 80/100-21 Tire Tube is the go-to choice for riders seeking a reliable, high-quality replacement for their off-road front wheel. Designed for versatility and performance, the TR4 series provides excellent air retention and durability for a wide range of dirt bike and dual-sport applications.

Features of the Bridgestone TR4 Series

  • Universal Fitment: Designed to fit a wide variety of 80/100-21 front tire configurations.
  • Durable Rubber Compound: Resists aging and cracking, ensuring a long service life.
  • Reliable Valve Stem: Precision-engineered for a secure seal and easy inflation at the track or on the trail.
  • Consistent Performance: Maintains structural integrity under varying terrain conditions.

Whether you are a weekend warrior hitting the trails or a dedicated racer, having a reliable tube is essential for a worry-free ride. The Bridgestone TR4 offers the perfect balance of weight and strength, making it an ideal choice for riders who want consistent performance without the extra bulk of heavy-duty tubes. When you change your tires, it is best practice to always replace the tube to ensure the best seal and prevent unexpected flats. Bridgestone's commitment to quality ensures that you get a product that performs consistently in every ride. Equip your bike with the best components available and keep your adventures going with GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Bridgestone

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

Watch in action

Dependable Off-Road Riding with Bridgestone TR4

The Bridgestone TR4 80/100-21 Tire Tube is the go-to choice for riders seeking a reliable, high-quality replacement for their off-road front wheel. Designed for versatility and performance, the TR4 series provides excellent air retention and durability for a wide range of dirt bike and dual-sport applications.

Features of the Bridgestone TR4 Series

  • Universal Fitment: Designed to fit a wide variety of 80/100-21 front tire configurations.
  • Durable Rubber Compound: Resists aging and cracking, ensuring a long service life.
  • Reliable Valve Stem: Precision-engineered for a secure seal and easy inflation at the track or on the trail.
  • Consistent Performance: Maintains structural integrity under varying terrain conditions.

Whether you are a weekend warrior hitting the trails or a dedicated racer, having a reliable tube is essential for a worry-free ride. The Bridgestone TR4 offers the perfect balance of weight and strength, making it an ideal choice for riders who want consistent performance without the extra bulk of heavy-duty tubes. When you change your tires, it is best practice to always replace the tube to ensure the best seal and prevent unexpected flats. Bridgestone's commitment to quality ensures that you get a product that performs consistently in every ride. Equip your bike with the best components available and keep your adventures going with GGCRACING.

Product Details

Product Description

About Bridgestone

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

Watch in action

Dependable Off-Road Riding with Bridgestone TR4

The Bridgestone TR4 80/100-21 Tire Tube is the go-to choice for riders seeking a reliable, high-quality replacement for their off-road front wheel. Designed for versatility and performance, the TR4 series provides excellent air retention and durability for a wide range of dirt bike and dual-sport applications.

Features of the Bridgestone TR4 Series

  • Universal Fitment: Designed to fit a wide variety of 80/100-21 front tire configurations.
  • Durable Rubber Compound: Resists aging and cracking, ensuring a long service life.
  • Reliable Valve Stem: Precision-engineered for a secure seal and easy inflation at the track or on the trail.
  • Consistent Performance: Maintains structural integrity under varying terrain conditions.

Whether you are a weekend warrior hitting the trails or a dedicated racer, having a reliable tube is essential for a worry-free ride. The Bridgestone TR4 offers the perfect balance of weight and strength, making it an ideal choice for riders who want consistent performance without the extra bulk of heavy-duty tubes. When you change your tires, it is best practice to always replace the tube to ensure the best seal and prevent unexpected flats. Bridgestone's commitment to quality ensures that you get a product that performs consistently in every ride. Equip your bike with the best components available and keep your adventures going with GGCRACING.

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