Brand: RubberMaster Model: S368 Size: 16.5-6.50-8 16.5-6.50-8 16.5X6.50R8 16.5/6.50/8 16.5-6.50-8 16.5 6.50 8 16.56.508 Tread Depth: 6/32 Treadlife: N/A Season: All Season Performance: Highway Car Type: Trailer Load and Speed Rating: 73M Speed Rating Description: Speed Rated Up to 81 mph Section Width: 6.50 Aspect Ratio: N/A Rim Diameter: 8 Production Year (DOT): N/A