Description

Description

OEM Mercury / Quicksilver V6 3.0L Outboard Lower Unit Gear Housing Assembly (20″) 1623-859399T13

• 1.75:1 gear ratio
• Standard (right-hand) rotation
• 20″ driveshaft
• 12-tooth pinion
• 13-spline driveshaft
• 4.75″ torpedo diameter

May fit most Mercury or Mariner 200–250 HP 3.0 L Optimax and EFI outboards with 20″ shaft. (approx 1995 & up)

Please confirm fitment of Mercury parts with your serial number

Photos and descriptions provided via Mercury may not always be accurate

Specs