Parts Unlimited 21″ Inner Tube – TR-4 Center Metal Valve
Keep your ride rolling with confidence. This standard 21-inch inner tube from Parts Unlimited is built for reliable performance on dirt bikes and off-road motorcycles. Featuring a TR-4 center metal valve stem, it delivers a secure, airtight seal that holds up to the demands of trail and track riding.
Key Features
- Size: 21″ – fits standard front wheel applications
- Valve Type: TR-4 Center Metal Valve for durability and easy inflation
- OEM-quality construction for consistent fitment and long service life
- Compatible with most dirt bikes and off-road motorcycles using a 21″ front wheel
Why Choose This Tube?
Whether you’re prepping for race day or maintaining your trail bike, a quality inner tube is the foundation of a safe, responsive ride. Parts Unlimited’s standard tubes are trusted by riders and mechanics alike for their consistent sizing and dependable materials.
SKU: 0350-0350 | Vendor: Parts Unlimited
