MICHELIN - 73810 - Ultra Heavy Duty Inner Tube
This Michelin Ultra Heavy Duty inner tube fits 80/100-21 and 90/90-21 MX and enduro tires on a 21-inch rim, with a reinforced 4mm wall built specifically to guard against punctures and pinch flats in off-road applications. Fit for front or rear mounting with a center metal threaded or TR-4 round-base valve stem, it's a durable step up for riders who push their front tire hard on rocky, rutted terrain.
Features
- Provide enhanced protection against punctures and pinch flats
- Reinforced tubes for off-road applications
- Feature a 4 mm wall thickness
Specs
- Mounting Position: Front/Rear
- Type: MX
- Rim Diameter: 21"
- Inner Tube Valve Stem Type: Center Metal Valve (Threaded/Nuts)
- Tube Fits Tire Size: 80/100-21
- Tube Fits Tire Size: 90/90-21
- Type: Enduro
- Duty: Ultra Heavy Duty
- Inner Tube Valve Stem Type: TR-4 (Round Base)
- Riding Style: Off-Road
- Tube Thickness: 4.0 mm
- Product Name: Inner Tube
- Material: Rubber
- Type: Off-Road
- Units: Each
Frequently Asked Questions - MICHELIN - 73810 - Ultra Heavy Duty Inner Tube - Fits 80/100-21, 90/90-21
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
