Serpent 904205 Composite Spur Gear 45T M1 - Lightweight Tuning Gear  [SER904205]

Clean torque transfer from the Serpent 904205

The Serpent 904205 Composite Spur Gear 45T M1 is produced to deliver consistent power flow and toughness in 1/8 scale models. The 45-tooth layout helps maintain smooth torque curves during tight acceleration and variable surface running.

Benefits of composite gears

Using composites reduces rotational mass without sacrificing durability, which improves throttle response and eases stress on bearings and shafts during rough or technical runs.

Compatibility with 1/8 scale setups

Manufactured to suit common 1/8 scale chassis standards, this spur gear pairs with many pinions to let you dial in gearing for different track types and driving styles.

Why hobbyists pick this spur

Whether refreshing a drivetrain or upgrading for lighter parts, the Serpent 904205 helps reduce maintenance intervals and offers predictable performance for club racing or weekend trail sessions.