Hydraulic Hose – Fits Volvo Penta AD41B D41B 500A 501A 501B 570A (Replaces 854710)

Product Details

This Hydraulic Hose is designed to fit Volvo Penta AD41B, D41B, 500A, 501A, 501B, and 570A engines, along with a wide range of compatible models including 740A, 430A, 431A, 230A, 230B, 250A, 250B, 251A, 500B, B230 series, AD31, AD31B, AD41A, AD41BJ, and 571A engines. Engineered for reliable hydraulic fluid transfer in marine applications, this hose delivers dependable performance across multiple Volvo Penta engine families.

This part directly replaces OEM number 854710, ensuring proper fitment and function in your hydraulic system.

• Direct replacement for Volvo Penta hydraulic systems
• Compatible with diesel and gasoline marine engines
• Includes all components shown for complete installation

Part Number Matrix

Use this matrix to confirm equivalent references across OEM and aftermarket.

Engine & Model Compatibility

Confirm your engine model/year in the table below.

Technical Specs

Part Type

Hydraulic Hose

Application

Hydraulic fluid transfer

Compatibility

Volvo Penta marine engines

What's in the Box

• 1× Hydraulic hose

Installation Notes

1. Disconnect battery and relieve all hydraulic system pressure before beginning work.
2. Identify the existing hydraulic hose routing and note attachment points.
3. Use appropriate wrenches to loosen fittings at both ends of the old hose.
4. Remove the old hose carefully, catching any residual hydraulic fluid in a suitable container.
5. Inspect fittings and ports for wear, corrosion, or damage; clean threads as needed.
6. Route the new hydraulic hose along the same path, avoiding sharp bends or contact with hot components.
7. Hand-thread fittings to prevent cross-threading, then torque to manufacturer specifications.
8. Refill hydraulic reservoir to proper level with recommended fluid.
9. Bleed air from the system following engine service manual procedures.
10. Start engine and inspect all connections for leaks under operating pressure.
11. Shut down engine and recheck fluid level; top off if necessary.
12. Verify hose does not contact moving or hot parts during operation.

Troubleshooting & FAQ

How do I know if my hydraulic hose needs replacement?

Signs include visible cracks, bulging, weeping fluid at the hose surface, hard or brittle texture, or low hydraulic fluid levels without obvious leaks at fittings. Replace immediately if any of these conditions are observed.

Will this hose fit my engine if the part number matches?

Yes, if your original hose is stamped 854710 and your engine model appears in the compatibility table, this hose is engineered to fit. Always verify hose length and fitting orientation against your original before installation.

What type of hydraulic fluid should I use?

Refer to your Volvo Penta engine manual for the specific hydraulic fluid grade and specification. Using the correct fluid ensures proper hose compatibility and system performance.

Can I install this hose myself?

If you have mechanical experience and the proper tools, installation is straightforward. Ensure you can safely relieve system pressure, torque fittings correctly, and bleed the hydraulic system. Professional installation is recommended if you are unfamiliar with hydraulic systems.

How often should hydraulic hoses be replaced?

Inspect hoses annually for signs of wear, cracking, or leakage. Replace every 5–7 years as preventive maintenance, or immediately if damage is detected, regardless of age.

What is the difference between this hose and the OEM version?

This listing is an aftermarket replacement, not OEM. Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.

How quickly will this ship, and what does it cost?

We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.

What warranty and return options are available?

Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.

Will this hose work with both diesel and gasoline Volvo Penta engines?

Yes, this hydraulic hose is compatible with both diesel and gasoline Volvo Penta marine engines listed in the compatibility table. The hose material is designed for hydraulic fluid, not fuel.

Safety & Important Info

• Verify images/specifications against your original part. If anything differs—even if your model appears compatible—do not purchase.
• This is an aftermarket replacement, not an OEM component.
• Professional installation is recommended for safety and performance.

About Sea Sierra

• Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
• Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
• Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.