Description
Overview:
This Base for Makita finishing sanders is a Genuine Part (OEM 317537-3) designed to restore the accuracy and stability of your tool. It replaces the original base on Makita BO4900 and BO4900V models, providing a flat, rigid platform for the sanding pad. The base is made from durable metal with a robust, silver/grey finish, engineered to hold alignment under regular site or workshop use. By renewing a worn, cracked, or distorted base, you help ensure smooth, even sanding, better surface contact, and consistent results across the full pad area. Precision mounting points support correct fitment with existing fasteners, keeping downtime low and performance reliable for tradespeople and DIY users alike.
Key Features:
- Genuine Makita replacement base (OEM 317537-3) for assured compatibility and fit
- Rigid metal construction for durability and long service life
- Flat, stable platform helps achieve smooth, even finishes with fewer swirl marks
- Accurate hole pattern and threads for straightforward installation using original fixings
- Maintains correct pad support and sanding geometry for consistent results
- Designed specifically for Makita BO4900 and BO4900V finishing sanders
- Suitable for demanding site work and regular workshop use
- Supports efficient sanding across timber, composites, and prepared surfaces
Typical Applications:
Ideal for replacing a worn or damaged sander base to recover flatness, alignment, and sanding quality. Used in carpentry, joinery, cabinet making, shopfitting, and site finishing. Suitable for levelling filler, keying primers, flattening between coats, and preparing timber, plywood, and similar sheet goods when paired with the correct abrasives and pad.
Also known as:
Often referred to as a sole plate, platen, base assembly, pad support, sanding base, bottom plate, or lower base. These names describe the same structural component that carries the sanding pad and keeps the tool flat against the work.
Fits Models:
BO4900, BO4900V
Alternate Part Numbers:
317537-3, 317537 3, 3175373
Product Specifications
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