Image Item No. Description By  45795  Tire 81 x 40 Balloon Offset Tread Catalog: Parts: Wheel, Tire & Tread 7  59895  Tire 14mm D. x 4mm Smooth Small Single with Number Embossed on Side Catalog: Parts: Wheel, Tire & Tread 1  50945  Tire 14mm D. x 6mm Solid Smooth Catalog: Parts: Wheel, Tire & Tread 1  42611  Tire 17.5mm D. x 6mm with Shallow Staggered Treads Catalog: Parts: Wheel, Tire & Tread 1  87697  Tire 21mm D. x 12mm - Offset Tread Small Wide, Band Around Center of Tread Catalog: Parts: Wheel, Tire & Tread 1  44309  Tire 43.2 x 22 ZR Catalog: Parts: Wheel, Tire & Tread 1  23799  Tire 81.6 x 44 ZR Technic Straight Tread Catalog: Parts: Wheel, Tire & Tread 1  x1681  Tread with 36 Treads Large, Non-Technic Catalog: Parts: Wheel, Tire & Tread 145