Is this a manufacturing defect? There are bigger groves on only one side of my tire. Product picture has alternating groves. Shinko 805 rear tire : r/Dualsport

SR 0806-1 Solid Tires with Ribbed Tread, 5/8 in. Bore Size, SR 0806-1 at Tractor Supply Co.

New Tire Option-Shinko 804/805, Page 2

Replace flat or worn lawn mower wheels every season to keep your machine properly maintained. Our universal mower tires are compatible with most makes and models so you're sure to find the mower accessories you need. With Arnold you can be confident of a reliable product with accurate fit, design, material, and construction.

Arnold 11x6-in Flat Free Wheel Assembly | 490-325-0047

New Tire Option-Shinko 804/805, Page 2

Tires / 11 Adventure Motorcycle Tires Compared - Adventure Rider

Shinko 805. What does the collective know?, Page 6

Shinko 805 Dual Sport Bias Reflector Tire 140/80-17 Rear [69Q]

Tires / 11 Adventure Motorcycle Tires Compared - Adventure Rider

Shinko 805. What does the collective know?, Page 43

Shinko 87-4726 546 Series Rear Tire - 90/100-16