Bearing Carrier Retainer Wrench Tool, Replacement for Generation I II, Carbon Steel 4 3/8in Retainer Nut Wrench with Black Oxide Coating, Compatible with Mercruiser Mariner 1

Item Type: Bearing Carrier Retainer Wrench ToolOE: 91 61069, 18 9858, 91 61069TMaterial: Carbon SteelFunction:Remove and install the bearing seat retaining nuts for the drive and outboard.Remove the 4-3/8in retaining nut.Fitment:Replacement for mercruiser, replacement for one, Pre, Generation 2; replacement for Bravo One, replacement for Trs outdrives Replacement for Mariner outboards 150HP and upReplacement for R, MR 1982 and earlierReplacement for Generation I 1983-1990Replacement for Generation II (all years)Replacement for MC1 (all years)Replacement for Bravo (all years)Replacement for Blackhawk (all years).Note: Not Replacement for Bravo 2, 3, XR, or TR.Package List：1 xBearing Carrier Retainer Wrench ToolNote:Please double check the part number and fitment of your item, matching information is Replacement for reference only.

• PRECISION ENGINEERING: This bearing carrier retainer wrench tool is specifically engineered to remove and install the 4 3/8in retainer nut in marine drive units and outboard motors with exact fit and torque control, ensuring safe and accurate servicing without damaging sensitive components during maintenance or rebuilds.
• HIGH-STRENGTH CONSTRUCTION: Made from high-grade carbon steel with a black oxide surface treatment, this bearing carrier retainer wrench tool delivers exceptional impact resistance, anti-, and anti-rust performance, making it durable enough for repeated use in harsh marine environments while maintaining dimensional accuracy over time.
• WIDE COMPATIBILITY: Designed as a direct replacement for Generation I (1983–1990) and II (all years), Bravo One, Mercruiser, TRS, MC1, Blackhawk, and Mariner outboards 150HP and up, this bearing carrier retainer wrench tool fits a broad range of stern drive and outboard systems—ideal for professional marine mechanics and DIY boat owners alike.
• ERGONOMIC & RELIABLE MATERIAL: The carbon steel body of this bearing carrier retainer wrench tool is heat-treated for high hardness and long service life, while its smooth-finished grip areas reduce hand fatigue during extended use, offering both reliability and user comfort when working in tight engine compartments or on the water.
• COMPLETE TOOL SOLUTION: Each package includes one bearing carrier retainer wrench tool matching OE numbers 91 61069, 18 9858, and 91 61069T—ensuring you have the correct, ready-to-use tool for your specific outdrive model; always verify part compatibility before purchase to guarantee seamless integration with your , Bravo, or Mariner system.