Makita 151745-4 — Genuine Makita Tension Roller Arm (complete)
Restore reliable belt tracking on your Makita 9404 belt sander with the original Makita 151745-4 tension roller arm complete. This is the factory replacement part referenced in Makita’s parts breakdown for the 9404 (100 × 610 mm belt sander). It installs on the original mounting points and returns proper belt tension and tracking so the sanding belt runs true.
Key details:
- Part number: 151745-4
- Name: Tension roller arm.
- Fitment: Makita model 9404 belt sander (100 × 610 mm).
- Purpose: replaces the sander’s worn or damaged tension arm to restore correct belt tension and tracking (sold as the complete tension roller arm assembly).
If your 9404’s tension arm is bent, broken or no longer holding the belt correctly, this genuine Makita replacement restores the original fit and function without modification.
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