Seller notes

The Buzzard has these Same Tires on His Race Bikes!A SET of "Magnum SX" 400cc Class Size Front and Rear 21 inch and 18 inch Knobby Dirt Bike Tires.....3.00 inches Wide for 21 inch & the Rear is about 4.50 inches....the Modern Metric Equivalents of a 3.00x21 and 4.50x18 Tire..they Say "Magnum SX" in Yellow on the Sidewalls.......if you are restoring a 1970's or 1980's 400 Dirt Bike you probably want these sizes.....( I have others ) the Size numbers are: 80/100-21 Front 120/100-18 RearThese Tires...

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