Original Bosch rotor / armature 1619P03776 — direct-fit replacement for Bosch mitre / circular saw motors. Compatible with Bosch GCM 10 S and GSM 10 models.

What you get

- Genuine Bosch rotor (armature) built to the saw’s original specifications to restore smooth motor operation and torque.

Key technical details (metric)

- Overall length: 196 mm.

- Rotor (lamination) diameter: 53 mm.

- Lamination (packet) length: 46 mm.

- Distance between bearings (shaft span): 151 mm.

- Upper bearing bore: 15 mm; lower bearing bore: 10 mm.

- Shaft end: 9-tooth right-hand spline.

Notes

- Fits the GCM 10 S and GSM 10 as the direct replacement rotor; check your saw’s model/type stamp to confirm compatibility before fitting.

Short, ready-to-install replacement: original Bosch quality engineered for correct fit and reliable performance in the specified Bosch saw models.

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