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Propeller Cone Kit – Fits Volvo Penta DP-A, DP-B, DP-C Duoprop (Replaces 872549)

Sale price $188.95 Regular price $302.00
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Worry-free returns

You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Delivery and Shipping

Free standard shipping on all orders under 1 KG

If you have any questions, feel free to email us at info@sierramarines.com, and we’ll get back to you within 20–36 hours.

Product Details

This aftermarket Propeller Cone Kit – Fits Volvo Penta DP-A, DP-B, DP-C Duoprop (Replaces 872549) is designed for a wide range of Volvo Penta Duoprop sterndrives, including DP-280 and DP-290 models from the 1980s to the present. It fits drives with a 20mm shaft and uses a 12mm cone bolt, ensuring broad compatibility with Type A, B, C, and J series propellers.

It serves as a direct replacement hardware kit, providing an interchange for Volvo Penta OEM part number 872549.

  • Engineered for direct bolt-on installation.
  • Constructed with a durable metal cone and a new plastic washer.
  • The complete kit includes the spinner cone, washer, lock bolt, and a spacer ring for specific diesel applications.

Part Number Matrix

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

Brand Part Number
Volvo Penta 872549

Engine & Model Compatibility

Confirm your engine model/year in the table below.

Brand Model Rated HP Stroke Years OEM Part No. Notes
Volvo Penta DP-280, DP-290 Various 4-Stroke 1980s–present 872549 A, B, C & J series Duo-Prop Sterndrives with 20mm shaft
Volvo Penta AQ231A/B Various 4-Stroke 872549
Volvo Penta AQ255A/B Various 4-Stroke 872549
Volvo Penta AQ260A/B Various 4-Stroke 872549
Volvo Penta AQ271A/B/C/D Various 4-Stroke 872549
Volvo Penta 5.0/5.7/7.4/8.1 Series Various 4-Stroke 872549 Multiple engine variants with DP drives

Technical Specs

Product Type
Propeller Cone Kit
Installation
Direct bolt-on
Connection
20mm shaft with 12mm bolt
Housing Material
Metal (cone) with plastic washer
Housing Color
Black
Dimensions
13.5 x 11.0 x 11.0 cm
Fitting Type
Propeller hardware
Thread Size
12mm cone bolt
Other Technical Attributes
Used with Type A, B, C, and J Duoprop propellers

What’s in the Box

  • 1 x Spinner (Cone) (872549)
  • 1 x Plastic Washer (854294)
  • 1 x Spacer Ring (853676) (A Series Diesel Only)
  • 1 x 12mm Lock Bolt (872546)

Installation Notes

  1. Ensure the engine is off and the key is removed. Disconnect the battery for added safety.
  2. Place a block of wood between the propeller blade and the cavitation plate to prevent rotation.
  3. Use a socket wrench to remove the existing propeller cone bolt by turning it counter-clockwise.
  4. Carefully slide off the old spinner cone and washer. Inspect the propeller shaft and threads for damage or debris.
  5. For A-series diesel applications, install the included Spacer Ring (853676) first.
  6. Place the new Plastic Washer (854294) onto the shaft, followed by the new Spinner Cone (872549).
  7. Apply marine-grade grease to the threads of the new 12mm Lock Bolt (872546).
  8. Thread the new bolt into the propeller shaft and tighten it to the manufacturer's recommended torque specifications. Do not over-tighten.

Troubleshooting & FAQ

How do I know if this cone kit fits my drive?

This kit fits Volvo Penta DP-280 and DP-290 sterndrives (and their variants) that use a 20mm propeller shaft and a 12mm cone bolt. Please check the compatibility table and verify your drive specifications before ordering.

What is the purpose of the included spacer ring?

The spacer ring (part 853676) is specifically required for older Volvo Penta A-series diesel Duoprop applications to ensure correct propeller seating and clearance. It is not needed for most other models.

What are signs that my old propeller cone needs replacing?

Common signs include visible corrosion, cracks, or damage to the cone. You might also notice increased vibration or unusual noises from the propeller area, which could indicate a loose or failing cone.

Can I reuse my old cone bolt?

We strongly advise against reusing the old bolt. The included 12mm lock bolt is a critical component designed for single use to ensure the propeller assembly remains secure. Always use new hardware on installation.

Is this kit for forward or rear propellers?

This cone kit secures the entire Duoprop propeller set (both forward and rear props) to the propeller shaft. It is the main nose cone and bolt assembly.

What is the difference between OEM and this aftermarket part?

This is an aftermarket replacement part, not an original Volvo Penta component. It has been manufactured in an ISO 9002 certified facility to meet or exceed OEM specifications using comparable, high-quality materials. Each batch is inspected to ensure fitment and reliability.

How fast do you ship and what does it cost?

We ship worldwide, with most orders arriving in 5–15 days. Standard shipping is free for most regions. If available for your location, expedited shipping options and their costs will be displayed at checkout.

What is the warranty and return policy?

This product is covered by a 1-year warranty against manufacturing defects under normal marine use. Should an issue arise, contact our support team with your order details. We accept returns on unused items in their original condition within our standard return window. Please see our full policy page or contact us for instructions.

Safety & Important Info

  • Verify images/specifications vs 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.

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