Customer Service: info@jlm-marine.com
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Most new, unused items may be returned within 7 days of delivery, subject to our Returns Policy. A 20% processing/restocking fee may apply for returns that are not the result of our error. Original shipping charges are non-refundable.
If the return is due to our mistake (incorrect or defective item), we will cover the return shipping cost and issue a full refund.
EU customers are entitled to a 14-day cooling-off period in accordance with applicable consumer protection regulations. Certain exclusions may apply.
Refunds are issued after the returned item is received and inspected. Processing times may vary depending on shipping transit and payment provider handling, but most refunds are completed promptly.
To request a return, please contact us at info@jlm-marine.com with your order number for return authorization. For full terms, conditions, and exclusions, please refer to our complete Returns & Refunds Policy page.
This Power Steering Drive Belt is engineered for Volvo Penta D4 and D6 marine diesel engines, delivering reliable power steering operation in demanding marine environments. Designed to meet OEM specifications, this belt ensures consistent performance and durability for your inboard power steering system.
Direct Replacement for OEM Part Numbers: 21407028, 3582696. This aftermarket belt provides a cost-effective solution while maintaining quality and fit for your Volvo Penta engine.
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand | Part Number |
|---|---|
| Volvo Penta | 21407028 |
| Volvo Penta | 3582696 |
Confirm your engine model/year in the table below.
| Brand | Model |
|---|---|
| Volvo Penta | D4-180I-B |
| Volvo Penta | D4-180I-C |
| Volvo Penta | D4-180I-D |
| Volvo Penta | D4-180I-F |
| Volvo Penta | D4-225A-F |
| Volvo Penta | D4-225I-F |
| Volvo Penta | D6-280A-A |
| Volvo Penta | D6-280A-B |
| Volvo Penta | D6-280A-C |
| Volvo Penta | D6-300A-F |
| Volvo Penta | D6-300D-F |
| Volvo Penta | D6-300I-F |
| Specification | Value |
|---|---|
| OEM Part Number | 21407028, 3582696 |
| Application | Power Steering Drive |
| Engine Series | Volvo Penta D4, D6 |
| Component Type | Drive Belt |
Your package includes the following component:
Q: How do I confirm this belt fits my Volvo Penta engine?
A: Cross-reference your engine model with the compatibility table above. Verify that your current belt matches OEM part number 21407028 or 3582696. If your model is listed but the belt appears different, contact us before purchasing.
Q: What are the signs that my power steering belt needs replacement?
A: Common symptoms include squealing noises when turning the wheel, difficulty steering (especially at low speeds), visible cracks or fraying on the belt surface, or intermittent power steering operation. Regular visual inspections can help catch wear before failure occurs.
Q: How often should I replace the power steering belt?
A: Inspect the belt every 100 operating hours or at least annually. Replace it if you notice cracking, glazing, fraying, or stretching. Most marine power steering belts should be replaced every 2–3 years or 300–500 hours as preventive maintenance, depending on operating conditions.
Q: Can I install this belt myself or do I need a professional?
A: If you have mechanical experience and the proper tools, installation is straightforward. However, improper tension or alignment can cause premature wear or steering issues, so professional installation is recommended if you're unsure.
Q: What's the difference between this aftermarket belt and the OEM version?
A: This aftermarket replacement is manufactured to OEM specifications using comparable materials and quality standards. It offers the same fit and performance as the original Volvo Penta belt at a more competitive price point, making it an excellent value for routine maintenance.
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.
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:
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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