Traxxas Monster Jam FRONT & REAR TERRA GROOVE TIRES & 12mm SATIN WHEELS Dual Two (2) Front Monster Jam Tires and Wheels - Factory Assembled and Glued (Part # 3665) Two (2) Rear Monster Jam Tires and Wheels - Factory Assembled and Glued (Part # 3663) Four (4) Monster Jam Tires (Part # 3667) Two (2) Front Monster Jam Satin Chrome Wheels (Part # 3666) Two (2) Rear Monster Jam Satin Chrome Wheels (Part # 3664) Wheels are 12mm HexThis part is fully compatible with all Traxxas Monster Jam 1/10 scale trucks. This includes Grave Digger, Son-Uva Digger, Captain's Cur Includes: 2 Front Satin Wheels & Monster Jam Tires (Part # 3665) 2 Rear Satin Chrome Wheels & Monster Jam Tires (Part # 3663) Part number(s) included (in factory packaging): 3665 3663