RER11821 Heavy Duty Front Portal CVA Input Gears with Pins and CVA Shafts with Couplers(1set)

The RER11821 Heavy Duty Front Portal CVA Input Gears with Pins and CVA Shafts with Couplers (1 set) from Redcat Racing is a reinforced drivetrain upgrade designed to increase durability and performance for RC rock crawlers, 4WD trucks, and other off-road models equipped with portal axles. These heavy-duty input gears and constant velocity axle (CVA) components provide smoother power delivery, increased strength under load, and enhanced reliability in demanding terrain.

Built from robust materials and engineered to precise tolerances, this complete set replaces weaker stock parts to better withstand impacts, torque spikes, and aggressive driving. Whether you’re crawling over rocks, powering through mud, or jumping rough terrain, this upgrade helps minimize drivetrain failures and maintain consistent performance.

Key Features

• Heavy-duty portal CVA input gears — engineered for strength and longevity

• Includes pins and bearings — secure installation and reliable rotation

• CVA shafts with couplers — precise power transfer to wheels

• Improved torque handling — ideal for rock crawling and demanding terrains

• Reinforced design — withstands impacts and reduces breakage risk

• Smooth drivetrain engagement — minimizes drivetrain lash and vibration

• Direct replacement fit — designed for compatible Redcat portal axle models

• 1 set complete kit — includes all necessary components for both sides