Lower Shift Cable Kit With Bellows Gasket Compatible With 1978-1990 Mercruiser Alpha One Gen I Mr R

MERCRUISER LOWER SHIFT CABLE KIT WITH BELLOWS & GASKET — Sterndrive Applications (1978-2016):

MERCRUISER MC-I STERNDRIVE:
• MerCruiser MC-I Sterndrive — All Engine Configurations (1978 and Newer)
• Mounts from Aft End of Bell Housing

MERCRUISER R STERNDRIVE:
• MerCruiser R Sterndrive — All Engine Configurations (1978 and Newer)
• Mounts from Aft End of Bell Housing

MERCRUISER MR STERNDRIVE:
• MerCruiser MR Sterndrive — All Engine Configurations (1978 and Newer)
• Mounts from Aft End of Bell Housing

MERCRUISER ALPHA ONE GEN I STERNDRIVE:
• MerCruiser Alpha One (Generation One / Gen I) Sterndrive (1983-1990)
• All Engine Configurations
• Mounts from Aft End of Bell Housing

MERCRUISER ALPHA ONE GEN II STERNDRIVE:
• MerCruiser Alpha One Gen II (Generation Two / Roman Numeral II) Sterndrive (1991-2016)
• All Engine Configurations
• Most Modern of Alpha Series — Largest Installed Base
• Mounts from Aft End of Bell Housing

NOT COMPATIBLE:
• Bravo Sterndrives — Use Different Kit (Mercury 8M0176522 / 8M0176523)
• Verify Your Sterndrive Generation Before Ordering

SPECIFICATIONS:
• Type: Lower Shift Cable KIT with Bellows & Gasket (Comprehensive Install Package)
• Application: MerCruiser MC-I / R / MR / Alpha One / Alpha One Gen II
• Year Coverage: 1978 and Newer (Through 2016+ for Gen II)
• Construction: Layered Technology Structure (Cable)
• Performance: Smooth Operating, Durable Control Cable
• Weather Rating: All Weather Conditions to Below 0°F
• Cable Core: High-Strength Stainless Steel
• Outer Sheath: Wear-Resistant
• Mounting: Aft End of Bell Housing (Newer Style)
• Repairability: Non-Repairable Cable — Replace Only
• Installation: Easy with Common Tools
• Condition: New

OEM PART NUMBERS (Mercury / MerCruiser / Quicksilver):
• Mercury: 8M0176525 (Current — Lower Shift Cable Kit)
• MerCruiser: 865436A03 (Lower Shift Cable Kit)
• MerCruiser: 19543T1 / 19543T-1 (Earlier Generation Kit Cross-Ref)
• MerCruiser: 19543T2 (Earlier Generation Kit Cross-Ref)
• MerCruiser: 865436A02 (Cable Assembly Component Cross-Ref)
• MerCruiser: 19543A10 / 19543A8 (Earlier Assembly Cross-Refs)
• MerCruiser: 94996Q2 (Component Cross-Ref)

OEM SUPERSESSION CHAIN (Kit Family — T-Suffix):
• 19543T2 → 19543T1 / 19543T-1 → 865436A03 → 8M0176525

KIT CONTENTS (Comprehensive Installation Package):
• Lower Shift Cable (With End Fittings)
• Bellows
• Bellows Clip
• Gasket Set (High-Temperature Resistant)
• O-Rings (Sealing Connections)
• Connectors
• Wrapping & Insert
• Slide & Guide
• Set Screws & Anchor
• Mounting Hardware
• Hose Clamp

KEY ADVANTAGES OF KIT vs ASSEMBLY-ONLY:
• COMPLETE One-Stop Solution — No Separate Bellows / Gasket Purchase
• HIGH-TEMPERATURE Resistant Gaskets Prevent Gear Oil Leakage
• BELLOWS Included — Protects Cable from Water Intrusion
• ALL HARDWARE Included — Slides, Screws, Anchor, Mounting
• EASIER Installation — Everything Needed in One Package
• PROFESSIONAL Replacement Quality

KIT vs ASSEMBLY DECISION GUIDE:
• Choose KIT (This 902-110 / 8M0176525): For Comprehensive Lower Unit Service / First-Time DIY / Replacing Bellows Anyway
• Choose ASSEMBLY-ONLY (902-100 / 8M0176524): When Bellows / Gasket Already Recently Replaced

SYMPTOMS REQUIRING KIT REPLACEMENT:
• Hard or Stiff Shifting Between Gears
• Inability to Shift Into Reverse or Forward
• Stuck in One Gear (Forward, Neutral, or Reverse)
• Grinding Noise During Shift Operation
• Excessive Force Required to Shift
• Cable Visibly Corroded or Damaged
• Bellows Torn, Cracked, or Leaking Water
• Gear Oil Leaking from Cable Area
• Routine Preventive Maintenance Interval Reached

WHY THIS CABLE KIT FAILS:
• Continuous Flexing During Shift Operation
• Saltwater Corrosion Attacking Steel Cable
• Lack of Regular Service (Cable Lubrication Recommended Annually)
• Bellows Failure Allowing Water Intrusion to Cable
• Improper Alignment After Sterndrive Removal / Install
• Normal Wear Over Decades of Use
• Stuck / Seized Inner Cable from Corrosion

INSTALLATION:
• Step 1: Tilt sterndrive up and lock in service position
• Step 2: Drain gear oil from lower unit
• Step 3: Remove bell housing per service manual
• Step 4: Disconnect old shift cable from upper unit and shift bracket
• Step 5: Remove old cable through aft end of bell housing
• Step 6: Remove old bellows and gaskets
• Step 7: Install new bellows with bellows adhesive (sold separately)
• Step 8: Install new cable through aft routing
• Step 9: Connect end fittings to upper unit and shift bracket
• Step 10: Install new gasket set with proper torque
• Step 11: Adjust cable per service manual specifications
• Step 12: Reinstall bell housing
• Step 13: Refill lower unit with proper gear oil
• Step 14: Test shift operation in neutral, forward, and reverse
• Step 15: Recheck cable adjustment and gear oil after first sea trial

NOTE: Verify your OEM part number 8M0176525 / 865436A03 / 19543T-series before ordering. ***Bravo sterndrives use a DIFFERENT kit*** (Mercury 8M0176522 / 8M0176523) — not compatible with this Alpha series kit. ***Bellows adhesive*** (Quicksilver 86166Q1 or equivalent) sold separately and required for bellows installation. Cable cannot be repaired — replacement only.