RPM Rear A-arms for the ARRMA Big Rock, Senton & Granite 4x4s st admiring two mounds of dirt

admiring two mounds of dirt where your shoes were last seen

Tire(F/R)                                78×18mm/86×23mm

The shaft driven 4WD TT-02 chassis employs a longitudinal layout with the battery on the left and the motor on the right

• 16T brushed RC550 electric motor

RPM Rear A-arms for the ARRMA Big Rock, Senton & Granite 4x4s st admiring two mounds of dirtSuper tough RPM rear arms that fit many Arrma 3s and Mega vehicles. RPM A arms for the 4x4 versions of the Granite, Senton & Big Rock are the answer to the questions you didn't know you had. Are you looking for more adjustability? Check! How about better durability? Got that covered too. How about lightweight? Yup, no problem! Adjustability: We've added a second shock mount to both our front and rear A arms to the outside of the stock shock mount,