RC4WD - Mud Basher 1.9" Scale Tractor Tires TAM58689 and can be used with

and can be used with the separately sold Curve Section Set to make the 3-lane Japan Cup Junior Circuit

and detailed instructions

Dimension:21*15*8

Tune your buggy or truck to have increased rear grip and reduced turn-in with low roll center (LRC) rear arm mounts

or for racers who want to experiment with already-tuned machines

RC4WD - Mud Basher 1.9" Scale Tractor Tires TAM58689 and can be used withSpecifications: Fits 1. 9" Wheels Advanced X4 Medium Compound Outer Diameter: 4. 48in 113. 9mm Width: 1. 25in 31. 8mm Inner Diameter: 1. 83in 46. 5mm Each Weight: 2. 45oz 69g Notes: Fits Gmade Sawback The OD is 10. 9mm Larger than the Original Tires