Gledewen lower shift cable kit for Mercruiser Alpha One MC‑I MR — 865436A02 OEM‑style replacement, layered cable for saltwater dur

Gledewen 865436A02 lower shift cable kit is a complete, OEM‑style replacement assembly that restores precise gear shifting on Mercruiser Alpha One, MC‑I and MR sterndrive systems.

This kit contains the lower shift cable and all related hardware to replace worn or corroded components on compatible Mercruiser outdrives. Built from metal, plastic and layered cable construction, the parts are designed to match original equipment fit and function so you can return a boat’s shifting system to reliable operation without custom fabrication or modification.

Which Mercruiser models and years will this cable kit fit?

The Gledewen 865436A02 kit matches the lower shift cable specifications used across many Mercruiser sterndrives. Check your existing part numbers and the outdrive model before ordering to confirm compatibility.

• Fits Alpha One Gen I (1983–1990) and Alpha One Gen II (1991–2016)
• Compatible with R‑MR Alpha One, MC‑I, MR and Alpha sterndrives (1978 to present)
• Replaces OEM numbers 865436A02, 19543A10, 19543A8 and equivalents
• Also cross‑references GLM 21451, Sierra 18‑2603 and Mallory 9‑72100 in many applications

How straightforward is installation and what’s included?

Installation is intended as a direct replacement using the existing mounting points on the outdrive and shift housing; all necessary small parts are supplied. Basic mechanical skills and common hand tools are usually sufficient for swapout.

• Complete kit: shift cable, slide, cable end guide and cable insert
• Includes threaded piece, iron wire, cable anchor, wrapping and partial accessories
• Meant to match OEM dimensions so no custom trimming in most installs
• Manufacturer notes: verify visual match and part numbers before installing

What performance and durability features does the kit offer?

The cable assembly combines layered cable construction with durable plastic and metal fittings to resist wear in marine conditions. Components are manufactured and tested to meet the quality control standards expected of replacement sterndrive parts.

• Layered cable and protective wrapping for saltwater resistance
• Metal and plastic fittings engineered for OEM‑compatible movement
• Stable shift response to reduce play and improve gear engagement consistency
• Produced to meet OEM specifications for fit and function

Who is this for: Boat owners, marine mechanics and restoration projects needing a dependable, cost‑effective lower shift cable replacement for Mercruiser Alpha One, MC‑I and MR outdrives. If your stern drive shows sloppy shifting, corrosion or a damaged cable end, this Gledewen kit supplies the parts to restore smooth gear selection while matching original mounting and connection points. Before purchase, compare the kit parts and listed OE numbers against your current components to ensure a correct fit; contact us if you need assistance identifying your part.