Volvo Penta Drive Belt - 21399021
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Volvo Penta Drive Belt – 21399021
Maintain reliable accessory drive performance with the genuine Volvo Penta 21399021 Drive Belt. This OEM serpentine / multi-rib belt transfers power from the engine crankshaft to critical accessories such as the alternator and other belt-driven components, helping ensure proper charging, cooling, and overall engine performance in marine gasoline engines.
Manufactured to Volvo Penta’s original equipment specifications, the belt is built with reinforced rubber and high-strength cords to withstand heat, load, and the demanding conditions of marine engine compartments.
Key Features
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Genuine Volvo Penta OEM serpentine / drive belt
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Drives alternator and engine accessory systems
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Multi-rib design for efficient power transfer and reduced slippage
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Durable reinforced construction for marine gasoline engines
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Direct replacement for the original factory belt
Compatible Volvo Penta Engines
Commonly used on Volvo Penta gasoline sterndrive engines including:
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4.3L Series – 4.3GL-P, 4.3GXi-P/Q, 4.3GXiE-P/Q
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5.0L Series – 5.0GXi-P, 5.0GXiE-P, 5.0GXiC-P, 5.0GXiCE-P
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5.7L Series – 5.7Gi-300-P, 5.7GXi-P, 5.7GiC-300-P, 5.7GXiC-P, 5.7GiE-300-P, 5.7GXiE-P
These engines are commonly found in Volvo Penta V6 and V8 sterndrive configurations depending on production year.
Important Compatibility Note
Accessory drive configurations may vary depending on engine model and production run. Always verify compatibility using the engine serial number to ensure the correct belt for your specific Volvo Penta engine.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.