One New Carlisle Smooth Operators 8 x 3 x 4 Replacement Tire Fits Multiple Makes and Models Tread Pattern: Smooth Ply: 4 M Diameter: 8.2 M Width: 2.9 Rim Width: 2.5 Max Load: 120 Max PSI: 30 ***Tire Only. DOES NOT include rim. Use For: Wheelbarrows, Utility Vehicles, Riding Lawn Mowers, Garden Tractors, and Farm Equipment. This tire provides optimum contact with a variety of surfaces for easy traction and smooth rolling. Replaces Part Number: 5120081, B1SB8194 Reference Numbers: 5120081, 5120081-A, B1SB8194