FirstGear Heated Jacket Liner Gen 4 2XL — Motorcycle Thermal Base Layer

SKU: FSG527465
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About First Gear First Gear engineers high-quality automotive parts and ...Read More

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Sale price$249.99
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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 First Gear

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

Watch in action

Experience Superior Warmth with FirstGear Gen 4

Don't let cold weather cut your riding season short. The FirstGear Heated Jacket Liner Gen 4 in 2XL is engineered for riders who demand performance in freezing temperatures. This advanced liner utilizes high-efficiency heating elements strategically placed to provide consistent, soothing warmth across your chest, back, sleeves, and collar.

Key Features and Technical Benefits

  • Advanced Heating Technology: Rapid-heat elements ensure you stay comfortable from the moment you start your engine.
  • Form-Fitting Design: The low-profile, lightweight construction fits perfectly under your favorite riding jacket without adding bulk.
  • Integrated Connectivity: Designed for seamless integration with FirstGear heating controllers for precise temperature management.
  • Moisture-Wicking Fabric: Keeps you dry and comfortable during long-distance touring or daily commutes.
  • Expandable Fit: The 2XL sizing offers a generous cut for maximum mobility and comfort while maintaining optimal contact for heat transfer.

Whether you are tackling a mountain pass or commuting in the dead of winter, this liner acts as your personal climate control system. The durable materials are built to withstand the rigors of the road while providing the flexibility required for aggressive riding postures. Upgrade your cold-weather gear today with the industry-leading technology found at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About First Gear

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

Watch in action

Experience Superior Warmth with FirstGear Gen 4

Don't let cold weather cut your riding season short. The FirstGear Heated Jacket Liner Gen 4 in 2XL is engineered for riders who demand performance in freezing temperatures. This advanced liner utilizes high-efficiency heating elements strategically placed to provide consistent, soothing warmth across your chest, back, sleeves, and collar.

Key Features and Technical Benefits

  • Advanced Heating Technology: Rapid-heat elements ensure you stay comfortable from the moment you start your engine.
  • Form-Fitting Design: The low-profile, lightweight construction fits perfectly under your favorite riding jacket without adding bulk.
  • Integrated Connectivity: Designed for seamless integration with FirstGear heating controllers for precise temperature management.
  • Moisture-Wicking Fabric: Keeps you dry and comfortable during long-distance touring or daily commutes.
  • Expandable Fit: The 2XL sizing offers a generous cut for maximum mobility and comfort while maintaining optimal contact for heat transfer.

Whether you are tackling a mountain pass or commuting in the dead of winter, this liner acts as your personal climate control system. The durable materials are built to withstand the rigors of the road while providing the flexibility required for aggressive riding postures. Upgrade your cold-weather gear today with the industry-leading technology found at GGCRACING.

Product Details

Product Description

About First Gear

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

Watch in action

Experience Superior Warmth with FirstGear Gen 4

Don't let cold weather cut your riding season short. The FirstGear Heated Jacket Liner Gen 4 in 2XL is engineered for riders who demand performance in freezing temperatures. This advanced liner utilizes high-efficiency heating elements strategically placed to provide consistent, soothing warmth across your chest, back, sleeves, and collar.

Key Features and Technical Benefits

  • Advanced Heating Technology: Rapid-heat elements ensure you stay comfortable from the moment you start your engine.
  • Form-Fitting Design: The low-profile, lightweight construction fits perfectly under your favorite riding jacket without adding bulk.
  • Integrated Connectivity: Designed for seamless integration with FirstGear heating controllers for precise temperature management.
  • Moisture-Wicking Fabric: Keeps you dry and comfortable during long-distance touring or daily commutes.
  • Expandable Fit: The 2XL sizing offers a generous cut for maximum mobility and comfort while maintaining optimal contact for heat transfer.

Whether you are tackling a mountain pass or commuting in the dead of winter, this liner acts as your personal climate control system. The durable materials are built to withstand the rigors of the road while providing the flexibility required for aggressive riding postures. Upgrade your cold-weather gear today with the industry-leading technology found at GGCRACING.

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