3RACING 3RAC-3PY/40 T40 Aluminum Differential Pulley - Lightweight Race Upgrade  [3RAC-3PY/40]

Upgrade Drivetrain Efficiency with 3RACING T40 Pulley

The 3RACING T40 Aluminum Differential Pulley Gear, model 3RAC-3PY/40, is a practical upgrade for drivers wanting tighter drivetrain response. Made from quality aluminum, this pulley helps balance durability with reduced rotating mass to promote steadier power delivery in both competitive and recreational running.

Built Tough for Competitive Use

Produced by 3RACING, a recognised name in hop-up parts, the T40 pulley is engineered to handle repeated use and hard acceleration. Its aluminium construction provides strength without excess weight, which helps maintain consistent handling across demanding track sessions.

Wide Fitment and Simple Fit-Up

The pulley is compatible with many popular differential systems, allowing straightforward installation with common chassis layouts. Fitting the 3RACING T40 requires minimal modification, so hobbyists can upgrade drivetrain feel quickly and get back on track.