OE NO. 4HK1

Starter Drives

This starter drive assembly is the complete functional unit for torque transmission and one‑way protection of the starter. It engages with the flywheel to deliver stable cranking torque when starting.

  • Internal Model No: T401
  • Material: 20CrMnTi
  • Feature: Pre‑assembled complete unit, no extra assembly work required, saves repair time
  • Application: Automotive starter motors

Made of high‑quality alloy steel, this drive assembly is fully matched and calibrated. The drive gear is deep‑hardened, the shaft is precision‑ground to maintain good concentricity, and inner raceways are finely lapped.