RPM R/C Products - Front A-Arms for ARRMA Big Rock, Senton and Granite 4x4's Upgrade Parts Electric Motor Wires Rear elastic that hugs chassis

Rear elastic that hugs chassis for a sealed fit

Cooling Fan Powered by the battery

Rally & Telluride are sold as a set

Optimized air cooling

The 65 series features a top-ball bearing for long life and positive centering

RPM R/C Products - Front A-Arms for ARRMA Big Rock, Senton and Granite 4x4's Upgrade Parts Electric Motor Wires Rear elastic that hugs chassisRPM A arms for the 4x4 3S BLX 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: RPM has added a second shock mount to both front and rear A arms to the outside of the stock shock mount, adding adjustability and improving trackability. RPM's outer shock