The Shinko Tire 425 Series Rear 90/90-10 50J Bias is a reliable replacement tire designed for scooter applications. Engineered with durability and performance in mind, this tire offers a solid option for maintaining optimal ride quality. Its construction features a 4-ply rated nylon carcass, providing enhanced strength and resistance to punctures, ensuring a long service life even under demanding riding conditions. This tire is tubeless and DOT approved, making it a safe and convenient choice for scooter enthusiasts looking for a high-quality replacement.
Designed specifically for rear scooter wheels, the 90/90-10 size delivers a smooth and stable ride while maintaining excellent traction on various road surfaces. The bias ply construction offers predictable handling and a comfortable ride, especially suited for urban commuting and light touring. The tire's design incorporates features that contribute to a consistent footprint, improving stability and braking performance.
Whether you're replacing an old tire or upgrading for better performance, the Shinko Tire 425 Series Rear 90/90-10 50J Bias is a cost-effective, dependable solution. Its DOT approval ensures compliance with safety standards, giving you peace of mind on the road. Easy to install and compatible with many scooter models, this tire combines quality, safety, and value to keep your scooter running smoothly and safely.

Features:

• 4-ply rated nylon carcass for durability and puncture resistance

• Tubeless design (unless noted) for convenience and reliability

• DOT approved for safety and compliance

• Designed specifically for rear scooter wheels in 90/90-10 size

• Bias ply construction for predictable handling and ride comfort

Please verify your bike model and year before purchasing. If you have questions about fitment, contact us at info@elektrischesracing.com or use the chat below — we’re riders, and we’ll help you get the right part.

Most kits are plug-and-play. Installation guides are included in the box and available on our YouTube channel. For complex installations, we recommend watching our installation videos before starting.

Will this fit my bike?
Check the product title and description for compatible models. Contact us if unsure.

How long does shipping take?
Most orders ship within 1-3 business days from Laguna Beach, CA. Free shipping on orders over $200 (Lower 48).

Do you offer financing?
Yes! Shop Pay Installments and Affirm are available at checkout.

What’s your return policy?
We accept returns within 14 days on unused items in original packaging.