Description
Overview:
The Tension Roller Complete for Makita 9403 belt sanders is a genuine Makita replacement part, MPN 150978-8. It is a robust metal roller assembly that maintains correct belt tension and stable tracking, helping your sander run smoothly and deliver consistent results. Designed specifically for the Makita 9403 and MT940 models, it replaces worn or damaged rollers that can cause belt slip, wandering, and uneven sanding. Built to Makita's original specifications, the assembly fits directly without modification and is engineered for reliable service under regular workshop or site use. By keeping the sanding belt properly tensioned, it reduces vibration, supports even wear, and helps extend the life of both the belt and the machine. Genuine Makita part for assured compatibility and performance.
Key Features:
- Genuine Makita OEM component (MPN 150978-8) for reliable fit and function
- Maintains correct belt tension and tracking on Makita 9403 and MT940 sanders
- Durable metal construction for long service life under regular use
- Complete roller assembly for straightforward replacement and minimal downtime
- Smooth, true-running surface to reduce belt slip and vibration
- Helps deliver consistent sanding quality and even belt wear
- Direct-fit design to original specifications; no modifications required
- Supports quieter, smoother operation and better handling
- Suitable for routine maintenance or restoring performance after wear
Typical Applications:
Replacing the tension roller on Makita 9403 or MT940 belt sanders when belts drift, slip, or track poorly. Ideal for workshop maintenance, site repairs, and refurbishment of tools used for timber preparation, paint removal, and general surface smoothing. Helps keep sanders operating efficiently and extends consumable life.
Also known as:
Tensioner roller, tracking roller, idler roller, belt tension roller, sander roller, belt sander roller, tension roller assembly, roller assembly for belt sander.
Fits Models:
9403, MT940
Alternate Part Numbers:
1509788
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