2-Pack U-Joint Bellows 86840A05 for MerCruiser Bravo 1/2/3 & Blackhawk - Complete Kit
⚓ Premium U-Joint Bellows for MerCruiser Stern Drives - 2-Pack Complete Kit!
Protect your MerCruiser drive from water ingress with this high-quality 2-pack U-Joint bellows kit. Complete with aluminum rings and stainless steel clamps - everything you need for a professional installation!
✅ FITS THE FOLLOWING MERCRUISER MODELS:
- Bravo One (I): 1988-1998
- Bravo Two (II): 1988-1998
- Bravo Three (III): 1988-1998
- Bravo XR/XZ: 1998-2009
- Integrated Transom: 1998-2009
- Blackhawk: 1994-1995
🔩 REPLACES OEM NUMBERS:
MerCruiser: 86840A05, 86840A3, 8M0062406
Sierra: 18-2751
CEF: 500509
Mallory: 9-72702
GLM: 89140
📦 COMPLETE KIT INCLUDES (2 SETS):
- ✅ 2x Premium U-Joint Bellows (high quality rubber)
- ✅ 2x Aluminum rings (corrosion resistant)
- ✅ 2x Stainless steel clamps (secure mounting)
All parts shown in the picture are included – ready to install!
🌟 WHY CHOOSE THIS KIT?
- 🛡️ Double protection – 2-pack for complete maintenance or spare
- 💪 Premium quality – withstands extreme conditions and salt water
- 🔧 Complete kit – aluminum rings and stainless steel clamps included
- ⚡ Exact fit – direct replacement for OEM parts
- 💰 Best value – 2-pack at a great price
- 🚤 Wide compatibility – fits Bravo 1/2/3, XR/XZ and Blackhawk
⚠️ WHY IS THE U-JOINT BELLOWS CRITICAL?
The U-Joint bellows is your drive's first line of defense against water ingress! A cracked or worn bellows can lead to:
- ❌ Water leakage into the drive
- ❌ Corrosion on universal joints and bearings
- ❌ Expensive repairs (thousands of kronor!)
- ❌ Breakdown in the middle of the lake
Prevent problems – replace the bellows regularly!
💡 EXPERT ADVICE FOR MERCRUISER OWNERS:
- 🔍 Inspect annually – check for cracks, wear or hardness
- 🔄 Replace every 3-5 years – even if the bellows look OK (rubber ages)
- 🧰 Have a spare on board – with a 2-pack you always have an extra
- 💧 Use lubricant – when assembling to avoid damage
- ⚙️ Check the clamps – tighten securely but not too tightly
- 🌊 Saltwater farm? – inspect more often (every season)
🔧 EASY INSTALLATION:
With a complete kit including aluminum rings and stainless steel clamps, installation is easy. Perfect for both home mechanics and professional workshops. Detailed instructions can be found in the MerCruiser service manual.
🎯 PERFECT FOR:
- ⚓ MerCruiser Bravo Owner
- 🔧 Boat workshops and mechanics
- 🚤 Preventive maintenance
- 🛠️ Seasonal service and winter storage
- 💼 Professional users
- 🏆 Quality-conscious boat owners
📐 TECHNICAL DETAILS:
- Type: U-Joint Stern Drive Bellows
- Material: High-quality rubber (UV and salt water resistant)
- Rings: Aluminum (corrosion resistant)
- Clamps: Stainless steel
- Weight: approx. 1.4 kg (complete kit)
- Condition: Brand new
🚀 FAST DELIVERY – PROTECT YOUR INVESTMENT TODAY!
Don't wait until it's too late! A cracked bellows can cost you thousands of kronor in repairs. With this 2-pack you get both an immediate solution and a reserve for the future. Order now and get peace of mind on the water! 🌊
⭐ NOTE: Always check your existing OEM number and model year before ordering to ensure 100% compatibility with your MerCruiser stern drive.

