Piston Ring Kit – Fits Volvo Penta MD1B, MD2B, MD3B, MD11C, MD11D, MD17C, MD17D (Replaces 875498)
Piston Ring Kit – Fits Volvo Penta MD1B, MD2B, MD3B, MD11C, MD11D, MD17C, MD17D (Replaces 875498) is backordered and will ship as soon as it is back in stock.
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Worry-free returns
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
Delivery and Shipping
Free standard shipping on all orders under 1 KG
Piston Ring Kit – Fits Volvo Penta MD1B, MD2B, MD3B, MD11C, MD11D, ...
Product Details
This aftermarket Piston Ring Kit is designed for Volvo Penta marine diesel engines including models MD1B, MD2B, MD3B, MD11C, MD11D, MD17C, and MD17D using an 89mm nominal piston diameter. This kit serves as a direct-fit replacement for the standard size rings.
It directly replaces Volvo Penta 875498 (STD size) and 875499 (0.75mm oversize), Crom 111285 (STD) and 111286 (O/S), Orbitrade 11498 (STD) and 11499 (O/S), and Poseidon Marine PM875499 (O/S).
- Installation involves disassembly of the engine; professional service is recommended.
- Engineered for use in diesel marine engines.
- This standard size kit is for one piston. An oversize (0.75mm) version is available separately under part number 875499.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number | Notes |
|---|---|---|
| Volvo Penta | 875498 | Standard Size |
| Volvo Penta | 875499 | 0.75mm Oversize |
| Crom | 111285 | STD |
| Crom | 111286 | O/S |
| Orbitrade | 11498 | STD |
| Orbitrade | 11499 | O/S |
| Poseidon Marine | PM875499 | O/S |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
For Volvo Penta engines, this kit fits several MD-series diesel models. Verify your specific model and piston diameter before ordering.
| Brand | Model | Stroke | OEM Part No. | Notes |
|---|---|---|---|---|
| Volvo Penta | MD1B | Diesel | 875498 | One kit required per piston |
| Volvo Penta | MD2B | Diesel | 875498 | One kit required per piston |
| Volvo Penta | MD3B | Diesel | 875498 | One kit required per piston |
| Volvo Penta | MD11C | Diesel | 875498 | One kit required per piston |
| Volvo Penta | MD11D | Diesel | 875498 | One kit required per piston |
| Volvo Penta | MD17C | Diesel | 875498 | One kit required per piston |
| Volvo Penta | MD17D | Diesel | 875498 | One kit required per piston |
Technical Specs
- Product Type
- Piston Ring Kit
- Installation
- Engine Internal Component
- Fuel Type
- Diesel
- Dimensions
- For pistons with 89mm nominal diameter. Product dimensions are 10.5cm x 10.5cm x 2.0cm (L x W x H).
- Weight
- 82g (0.18 lb)
- Fitting Type
- Piston Ring
- Other Technical Attributes
- Standard size (oversize 0.75mm also available under part #875499)
What’s in the Box
- 1 x Piston Ring Set (875498)
Installation Notes
- Installation of internal engine components like piston rings is a complex task that should be performed by a qualified marine mechanic.
- Ensure the engine block and pistons are thoroughly cleaned and inspected for wear or damage before installation.
- Use a piston ring expander tool to safely install the rings onto the piston, following the order and orientation specified in your engine's service manual.
- Lubricate the piston and rings with fresh engine oil before using a piston ring compressor to carefully insert the assembly into the cylinder bore.
- Always torque all fasteners to the manufacturer's specifications. Refer to the official Volvo Penta service manual for your specific engine model for detailed procedures and torque values.
Troubleshooting & FAQ
How do I know if this piston ring kit will fit my engine?
This kit is specifically for Volvo Penta diesel models MD1B, MD2B, MD3B, MD11C, MD11D, MD17C, and MD17D that use a piston with an 89mm nominal diameter. Please verify your engine model and piston size before purchasing. It is not compatible with other models.
What is the difference between standard and oversize rings?
Standard (STD) rings are for cylinder bores that are within factory specifications. Oversize (O/S) rings, such as the 0.75mm option sold separately, are used when a cylinder has been machined (bored out) to correct for wear or damage. You must measure your cylinder bore to determine which size you need.
How many kits do I need for my engine?
One kit contains rings for a single piston. You will need to purchase one kit for each piston in your engine. For example, the 2-cylinder MD11C engine requires two kits for a complete overhaul.
What are the signs of failing piston rings?
Common symptoms include excessive blue or white smoke from the exhaust, high oil consumption, a loss of power or compression, and increased crankcase pressure (blow-by). A cylinder compression test is a reliable way to diagnose piston ring condition.
OEM vs. Aftermarket?
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.
Shipping speed & cost?
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns?
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.
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.
Payment & Security
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