80/100-21 Performance Duty 21" Inner Tube (2.75/3.00-21) - 2mm | Most full-size dirt bikes

Rippin Moto Performance Duty 2.75/3.00-21 Inner Tube (Fits 90/80-21 up to 80/100-21)

Built for lightweight durability, this Rippin Moto Performance Duty 21" inner tube delivers rugged performance without the weight penalty of a thicker 3mm tube. Made from premium 100 percent natural rubber and reinforced to 2mm thickness, it resists punctures and holds its integrity through aggressive off-road riding.

Key Features

• 2mm Reinforced Natural Rubber: Excellent resistance to pinch flats and punctures while keeping rotational weight low.
• Premium 10 MPa Rubber: Strong yet flexible, preventing tube deformation, twisting, and splits around the valve stem.
• Secure TR4 Valve Stem: Centrally positioned, threaded, and vulcanized to prevent air leaks and work with standard pumps.
• Optimized for Dirt Bikes and E-Motos: Ideal size and construction for 2.75/3.00-21 front tires on full-size off-road bikes.

Compatibility

Suited for most front-wheel 21" tire sizes:

• 90/80-21
• 90/90-21
• 100/80-21
• 80/100-21
• 3.00-21
• 2.75-21

Specifications

• Tube Size: 2.75/3.00-21 (fits 90/80-21, 100/80-21, 90/90-21, 80/100-21 tires)
• Material: 100 percent natural rubber
• Wall Thickness: 2mm reinforced
• Tensile Strength: 10 MPa
• Valve Type: TR4 center-mount, threaded and vulcanized
• Weight: Approximately 1.1 lbs (499 g)
• Ideal Use: Off-road, e-moto, and motocross front wheels
• Packaging: Individually boxed and fully tested

Installation Tips

• Dust lightly with talcum or baby powder to minimize friction and pinching.
• Check the interior of your tire and rim strip for debris or protruding spokes.
• Inflate gradually to help the tube settle, then recheck pressure once the tire is seated.