Skip to product information
Usually ships in 2–4 business days.
U-Joint Assembly for MerCruiser Volvo 865496A01 3860232 865511T 18-6406
$153.79
Sale price
$153.79
Regular price
Available to Order
This U-Joint Assembly is a replacement part compatible with MerCruiser and Volvo Penta marine engines and matches OEM Part# 865496A01, 3860232, 865511T, 18-6406.
Need help finding the right part? Talk with a parts expert today.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.
Randy W. — Verified customer
Product Overview
This U-joint assembly is a direct replacement for MerCruiser and Volvo Penta stern drive systems. It connects the engine output to the propeller drive shaft, transmitting power smoothly. Ideal for boat owners and marine technicians performing drivetrain repairs or overhauls.
Key Features & Performance
- Precision���machined to OEM specifications for exact fitment
- Heat���treated steel construction for high torque and durability
- Includes grease fittings for easy maintenance and long service life
- Direct bolt���in replacement ��� no modifications required
- Compatible with multiple MerCruiser and Volvo Penta sterndrive models
Fitment & Compatibility
- MerCruiser Alpha One, Alpha One Gen II, Bravo One, Bravo Two, Bravo Three
- Volvo Penta SX, DP, and SP series sterndrives
- Also fits many OMC Cobra and other applications using same cross���reference
Common Uses
- Replacing worn or damaged U-joints in marine sterndrive units
- Servicing boats with MerCruiser or Volvo Penta engines during routine drivetrain maintenance
- Emergency repair of vibration or noise from the propeller shaft coupler
Technical Specifications
- Part Number(s): 865496A01, 3860232, 865511T, 18-6406
- Material: Heat���treated steel
- Application: Marine sterndrive
Frequently Asked Questions
Q: Will this U-joint assembly fit my 1998 MerCruiser 4.3L with Alpha One Gen II? A: Yes, this assembly is compatible with Alpha One Gen II drives, which are common on MerCruiser 4.3L engines from that era.
Q: Do I need to replace the gimbal bearing at the same time as the U-joint? A: While not mandatory, it is recommended to inspect and replace the gimbal bearing if worn, as both parts are critical to smooth driveline operation.
Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.