Genuine Makita Dust Cover R — part no. 455450-8 — right-side dust/gear housing cover designed to restore the factory fit and protect the motor and gearing from debris.

This injection-molded replacement snaps to the original mounting points for DGA angle grinders and re-establishes the correct accessory alignment and dust sealing for the wheel area.

Example fitment includes popular Makita models such as : DGA414, DGA454, DGA458, DGA463, DGA504, DGA508, DGA513, DGA518, DGA519 and DGA521. This is one of the Makita parts referenced on official parts diagrams for these grinders.

Installs quickly using the original rubber pins and mounting screws — no modification required — so you can replace a cracked or broken cover and get the tool back to safe, reliable operation.

Sold as the single right-side dust cover (455450-8) to match the original part exactly and keep your Makita angle grinder working as intended.

Jump straight to the Makita spare parts diagrams:

• Makita DGA454 Parts
• Makita DGA458 Parts
• Makita DGA463 Parts
• Makita DGA504 Parts
• Makita DGA508 Parts
• Makita DGA513 Parts
• Makita DGA518 Parts
• Makita DGA519 Parts

Browse our full range of Makita grinder parts.