• Upper Unit Gear Set
Additional Details:
• Drive Gear: 20 Teeth
• Driven Gear: 24 Teeth
• For: Alpha I (Gen II) (1998 & Up), 0L100040 & Up
• For: Mercruiser Vazer
• Ratios: 1.94:1,...

20-24 teeth, 1.94 & 2.40 ratio
Fits Alpha One Gen II (s/n 0L100040 and above) (1998 & newer)