What Battery Fits Makita 40V MAX XGT Brushless Grinder?
Quick answer
Our data matches the Makita 40V MAX XGT Brushless Grinder with BL4020, part BL4020 (40V, 2000mAh, Li-ion); BL4025, part BL4025 (40V, 2500mAh, Li-ion); BL4080F, part BL4080F (40V, 8000mAh, Li-ion), plus 2 more options listed below.
Before buying, confirm the battery part number, voltage, connector, and device model shown on your original battery or device label. Live eBay listings are shown below and may change.
Compatible Replacement Batteries
Listings and prices are pulled from eBay and may change. Always verify compatibility before purchase. Last checked Jul 18, 2026.
BL4025
Part Number: BL4025
BL4025
20 listings
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Other Makita Devices Using This Battery
Frequently Asked Questions
What battery fits the Makita 40V MAX XGT Brushless Grinder?
Based on our compatibility data, the Makita 40V MAX XGT Brushless Grinder is associated with BL4020 (BL4020), exact match; BL4025 (BL4025), exact match; BL4080F (BL4080F), exact match; BL4040 (BL4040), exact match; BL4050F (BL4050F), exact match. Always confirm your device model number and the part number on your original battery before purchasing.
How do I verify compatibility before buying?
Check that your device label or manual shows GAG01 (or 40V MAX XGT Brushless Grinder). Compare the OEM part number, voltage, and connector on your original battery with the specs listed on this page before ordering.
Where do the listings on this page come from?
Current eBay listings for compatible batteries are shown below. Prices and availability change frequently on eBay — verify the listing details before you buy.