At DMG Motorsports, we present the Shinko 421 Series Front/Rear 3.00-10 42J Bias TT Tire (SR421) — a rugged, purpose-built mini bike tire engineered to deliver dependable grip and durability across a variety of terrains. Featuring a tough nylon carcass and dimpled knob tread design, this tire is a favorite among mini bike, pit bike, and scooter riders looking for a dependable off-road option without breaking the bank. Whether you're tearing through dirt trails or muddy backyard tracks, the SR421 is built to keep you moving with confidence.

Features:

• Tough nylon carcass with dimpled knobs provides reliable traction in a variety of terrains
• Open tread pattern design that cleans out well in muddy conditions
• Bias-ply, tube-type (TT) construction for use with an inner tube
• DOT approved for street-legal compliance
• Fits 3.00-10 rim size, ideal for mini bikes and similar small-wheel applications
• 42 load rating with a J speed rating (max approx. 62 mph)
• Usable in front or rear positions
• Not intended for extended highway use — best suited for off-road and light trail riding

Fitment