For RC enthusiasts wanting sharper drivetrain response on the SRX4 Gen3, the Serpent 500829 Midshaft Pulley 36T is a practical upgrade. The 36-tooth profile is engineered to enhance drivetrain efficiency, producing smoother torque delivery and more predictable handling under race conditions. Made to fit the SRX4 Gen3 chassis, it installs cleanly and is built to withstand regular track use.
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