Starter Planetary Gear

20CrMnTi alloy steel planetary pinion gear for automotive starter reduction gearbox, precision machined with carburizing quenching treatment. OEM & bulk supply available.Please check all dimensions before ordering.

  • Internal Model No: TC-227A
  • Material: 20CrMnTi
  • Feature: • Strict dimensional tolerance;Anti‑fatigue performance for frequent startup loads;
  • Application: Automotive starter motors

It withstands heavy impact during engine cranking, ensuring stable power transmission and long service life for reduction‑type starters.