125831-7 supersedes older part numbers: 126459-4, 125831-7
Original Makita 125831-7 — Gear assembly (complete gearbox) for compact LXT driver/drills. This genuine Makita replacement is the full preassembled gear unit used in the tool’s two‑speed gearbox (contains the reduction gears, shafts and internal bearings as a ready-to-fit assembly), designed to restore correct shifting and torque delivery in affected models. Fits models including LXFD01 (18 V, 12.7 mm driver/chuck) and the BDF/DDF such as BDF446, BDF456 and DDF456, as shown on Makita parts lists. This is a direct-fit, original Makita spare that simplifies gearbox repairs — a single part swap that gets the drive train back to factory geometry. Makita parts.
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