$465.59
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Gear Set 12/21 or 1.75:1 Ratio Includes Forward, Pinion & Reverse gears, shims, various orings and a new pinion nut. Fits: Mercury / Mariner 200hp 3.0L DFI with serial number OG438000-OT408999 225hp 3.0L Carb, EFI, DFI with serial number OG438000-OT408999 250hp 3.0L Carb, EFI, DFI with serial number OG438000-OT408999 OE 43-859321A3, 43-859322A1, 43-828168A2
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$465.59