Arrma Big Rock 6S Differential Outdrives 2 ARA311187 Diff Outdrive Cups RC Part

Restore rock-solid power transfer to your monster truck with these genuine Arrma factory replacement differential outdrives. Engineered specifically to withstand the violent torque and massive power of the Arrma Big Rock 6S BLX system, these outdrive cups ensure your drivetrain remains efficient and reliable during hardcore bashing sessions.

Manufactured from high-strength, premium-grade steel, these components feature precise manufacturing tolerances to guarantee a perfect fit with your internal diff gears and external driveshafts. The durable finish helps resist wear, scoring, and corrosion, significantly extending the lifespan of your differential assembly.

Key Features & Specifications

• Brand: Arrma Genuine Parts

• Part Number: ARA311187

• Material: Heavy-duty, hardened steel for exceptional durability

• Precision Engineered: Clean slot configuration for effortless driveshaft pin movement without binding

• Compatibility: Designed for the specific differential configuration found in the Arrma Big Rock 6S BLX platform