The Quicksilver shift arm assembly 45518A3 is an original, internal shift component for a variety of MerCruiser Z drives. It is responsible for the precise movement of the shift gear within the drive and ensures that forward, neutral, and reverse gears can be engaged smoothly and reliably.
This component is suitable for MerCruiser MC-I, R, MR, Alpha One, and Alpha One Gen II sterndrives. Wear or play in the internal shift lever can lead to difficult shifting, clunking, or unreliable gear changes – timely replacement restores full shifting precision.
As an original Quicksilver part, the assembly fully complies with Mercury Marine OEM specifications and guarantees a perfect fit, durability, and reliable operation. Installation should be carried out according to the instructions in the service or user manual.
Product features:
• Suitable for MerCruiser MC-I, R, MR, Alpha One & Alpha One Gen II
• Internal shift component – Shift Lever Assembly
• Original Quicksilver/Mercury spare part in OEM quality
• Ensures precise and reliable shifting
• Ideal for wear, difficult shifting, or shifting problems
• Installation according to the service manual recommended
