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875741 876266 Drive Unit Seal Kit for Volvo Penta | JLM Marine
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Drive Unit Seal Kit – Fits Volvo Penta 280DP, 290DP, DP-A, DP-B, DP-C, DP-D
This comprehensive drive unit seal kit is engineered for Volvo Penta sterndrive models including AQ280DP, AQ290DP, DP-A, DP-A1, DP-A2, DP-B, DP-C, and DP-D. It provides complete sealing solutions for both upper and lower drive units, ensuring reliable protection against water intrusion and maintaining optimal drivetrain performance.
Direct Replacement for: Volvo Penta OEM part numbers 875741 and 876266.
- Complete seal kit for upper and lower drive unit applications
- Designed for multiple Volvo Penta DP-series sterndrives
- Restores factory sealing performance during maintenance or rebuild
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand | Part Number |
|---|---|
| Volvo Penta | 875741 |
| Volvo Penta | 876266 |
Compatible Engine Models
Confirm your engine model/year in the table below.
| Brand | Model |
|---|---|
| Volvo Penta | AQ280DP |
| Volvo Penta | AQ290DP |
| Volvo Penta | DP-A |
| Volvo Penta | DP-A1 |
| Volvo Penta | DP-A2 |
| Volvo Penta | DP-B |
| Volvo Penta | DP-C |
| Volvo Penta | DP-D |
Technical Specifications
| Specification | Value |
|---|---|
| Application | Upper and lower drive unit seal kit |
| Compatible Drive Types | Volvo Penta 280DP, 290DP, DP-A, DP-B, DP-C, DP-D series |
| OEM Replacement | 875741, 876266 |
Package Contents
Complete seal kit for upper and lower drive unit
Installation Guide
- Preparation: Remove the sterndrive unit from the boat following Volvo Penta service manual procedures. Clean all mating surfaces thoroughly to remove old sealant and debris.
- Disassembly: Separate the upper and lower drive units according to manufacturer specifications. Inspect all seal grooves and mating surfaces for damage or corrosion.
- Old Seal Removal: Carefully remove all old seals, O-rings, and gaskets from both upper and lower drive housings. Avoid damaging seal grooves or machined surfaces.
- Surface Cleaning: Use a suitable solvent to clean all seal contact areas. Ensure surfaces are completely dry before installing new seals.
- New Seal Installation: Install new seals from the kit into their respective grooves, ensuring proper orientation and seating. Lightly lubricate seals with gear oil to ease installation.
- Assembly: Reassemble upper and lower drive units, following torque specifications for all fasteners. Apply marine-grade sealant where specified in the service manual.
- Reinstallation: Mount the drive unit back onto the transom assembly, ensuring proper alignment. Torque all mounting bolts to specification.
- Fill and Test: Refill the drive unit with the correct grade and quantity of gear oil. Perform a pressure test if available to verify seal integrity before launching.
Troubleshooting & FAQ
Q: How do I confirm this seal kit fits my Volvo Penta drive?
A: Check the compatible models table above against your sterndrive model number (usually found on the drive unit identification tag). This kit fits AQ280DP, AQ290DP, and all DP-A through DP-D series drives.
Q: How often should I replace the drive unit seals?
A: Replace seals during any drive unit separation, typically during major service intervals (every 3–5 years) or whenever you notice gear oil leaks or water contamination in the gear oil.
Q: What are the signs that my drive seals are failing?
A: Common indicators include milky or discolored gear oil (water intrusion), visible oil leaks around the drive unit, or low gear oil levels between service intervals.
Q: Can I reuse the old seals if they look okay?
A: No, always install new seals whenever the drive unit is disassembled. Seals compress and conform to surfaces during use and will not seal properly if reused, even if they appear undamaged.
Q: Do I need any special tools to install this seal kit?
A: Basic hand tools are sufficient for seal installation, but you will need torque wrenches, seal drivers or appropriate sockets, and the Volvo Penta service manual for proper drive unit disassembly and reassembly procedures.
Q: Is this an OEM part or aftermarket?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
Important Notes
- Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
- This product is an aftermarket replacement part and is not an OEM component.
- Professional installation is recommended to ensure safety and optimal performance.
Why Choose JLM MARINE?
- Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
- Fast Global Shipping: Free delivery worldwide in 5–15 days.
- Direct from Manufacturer: Competitive pricing without compromising quality.
We can ship to virtually any address in the world with free shipping available for most regions.
For our typical US and Canadian customers , our shipping timeframes are as follows:
- Amazon FBA: orders will be delivered within 1-5 business days after placing the order (during certain special periods such as major promotions, Christmas, etc., the delivery time of Amazon FBA may be affected).
- US warehouse shipment: orders will be delivered within 5 days after placing the order.
- China warehouse shipment: orders will be delivered about 12 days after placing the order.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Founded in 2002, JLM Marine has established itself as a dedicated manufacturer of high-quality marine parts, based in China. Our commitment to excellence in manufacturing has earned us the trust of top marine brands globally.
As a direct supplier, we bypass intermediaries, which allows us to offer competitive prices without compromising on quality. This approach not only supports cost-efficiency but also ensures that our customers receive the best value directly from the source.
We are excited to expand our reach through retail channels, bringing our expertise and commitment to quality directly to boat owners and enthusiasts worldwide.
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