Skip to content

Shinko SR421 Small-Wheel Trail Tire

by Shinko
SKU SHI-SR421-3-50-8
Sold out
Original price $49.95 - Original price $59.95
Original price
$52.95
$49.95 - $59.95
Current price $52.95
Availability:
Out of stock
Availability:
Out of stock
Availability:
Out of stock
Availability:
Out of stock

The Shinko SR421 uses an open, dimpled-block tread for small-wheel trail and minibike applications. A tough nylon carcass supports the tire, while space between the knobs helps it clear mud. It is DOT approved, but Shinko does not intend it for extended highway use.

Trail construction

  • Nylon carcass.
  • Open tread pattern for mud clearance.
  • Not intended for extended highway use.

Product Overview

Brand Shinko
Part Type Motorcycle Tire
Product Line Shinko SR421
Position Front / Rear
Tire Construction Bias
Country of Origin South Korea
Tube Required Yes
DOT-Approved Yes
Quantity One tire. Wheels shown in product photos are not included.

Tire Details

Open the size and manufacturer part number below for the details of that tire.

Front / Rear — 3.50-8 — SR421 3.50-8
Manufacturer’s Part Number SR421 3.50-8
Tire Size 3.50-8
Wheel Diameter 8 in.
UPC 191361319242
Load / Speed Index 46J
Front / Rear — 4.00-8 — SR421 4.00-8
Manufacturer’s Part Number SR421 4.00-8
Tire Size 4.00-8
Wheel Diameter 8 in.
UPC 191361317231
Load / Speed Index 55J
Front / Rear — 3.00-10 — SR421 3.00-10
Manufacturer’s Part Number SR421 3.00-10
Tire Size 3.00-10
Wheel Diameter 10 in.
UPC 191361316449
Load / Speed Index 42J
Front / Rear — 3.50-10 — SR421 3.50-10
Manufacturer’s Part Number SR421 3.50-10
Tire Size 3.50-10
Wheel Diameter 10 in.
UPC 191361319693
Load / Speed Index 51J

Match tire position, size, load and speed requirements, construction and wheel compatibility to your motorcycle before ordering.