Arrowmax AM-920041 AM Medius 21T FWD Alloy Pulley 7075  [AM-920041]

High Quality 21T Pulley for Front-Wheel Drive Cars

The Arrowmax AM-920041 AM Medius FWD 21T pulley uses Aium 7075 alloy and is engineered to provide dependable, repeatable engagement in FWD RC cars. Its precise machining aims to deliver consistent torque transfer and long-term durability.

Performance Benefits of Aium 7075

Aium 7075 offers a favourable strength-to-weight ratio that reduces wear without adding unnecessary mass. This makes the pulley suitable for sustained track use where component longevity matters.

Designed for Smooth FWD Operation

Targeted at front-wheel drive geartrains, the 21-tooth layout and accurate tooth form help to reduce slippage and maintain smooth power delivery. The result is steadier throttle response and improved drivetrain feel.