RC4WD Z-T0109 Interco Super Swamper 40 Series 3.8 TSL/Bogger Made by RC 4WD; RC 4WD is a USA based company; parts are sourced from Chinese producers RC 4WD part number Z-T0109; UPC 610373643560 This item works with: Associated MTA4, Monster GT, Monster GT 4.6, ; HPI Electric Savage Flux, ; HPI Nitro Savage X, Savage X 4.6, Savage XL, ; Losi 1:8 LST, LST2, or Aftershock, ; Tamiya Clodbuster and Super Clodbuster, Terra Crusher, TNX Monster Truck, TXT-1, ; Traxxas E-Maxx, E-Revo 5603 5605 5608 , Revo 3.3 5309, Summit , T-Maxx 3.3 4909