Specification:

• Outer Diameter: 8.26" (210mm)
• Width: 3.12" (79.2mm)
• Inner Diameter: 3.8" (96.52mm)
• Tire thread depth: .31" (8mm)
• Each tire weight: 17.2 oz / 486 g
  

Comparison between Rock Crusher 40, MudSlingers 40 and MudSlingers Clod:

Comparison between Rock Crusher 40, 2.2 and 1.9 tires:

Installed on Rockbull & Traxxas E-Maxx:

What's included:

• 2x Rock Crusher 40 3.8" Tires
• 2x Foams

Note: This tire will only fit RC4WD wheel such as BL04N or other manufacturer 40 series specific narrow wheels (Such as Proline 40 Series Cheyenne Narrow Wheel Part # 2683-01).

Note: Rock Crusher is designed to run truck such as Traxxas Revo, T-Maxx, HPI Savage, Tamiya Clod Buster, TXT-1, Juggernaut. (You will need 40 series wheels in order to run these Tires)

Note:

• For complete truck, you will need 2 set of this product
• Due to many different methods to design tires and wheels, we have no control over other manufacturers products. So we can only tell you that RC4WD tires and wheels work together. In some cases our wheels and tires will work with other brand wheels and tires, but we can not guarantee the outcome.