Serpent SER120178 Aluminium 48P 40T Hard Pinion  [SER120178]

Robust aluminium pinion built for regular use

The Serpent SER120178 Motor-pinion is suited to users seeking strong, predictable gearing without unnecessary weight. This hard 48P, 40T pinion is machined from aluminium to give consistent tooth profiles and reliable engagement over time.

Reliable transfer from motor to wheels

Favoured by builders who tune drivetrains, the Serpent motor pinion promotes efficient power transfer and steady operation. Its durable finish helps limit wear during normal hobby and weekend racing sessions.

Simple upgrade or replacement option

Whether replacing a worn pinion or changing gearing for tuning, this pinion fits many 48P-compatible vehicles and makes swapping parts straightforward for field or workshop work.