Oil Change O-Ring Master Seal Kit – Fits Suzuki DF8A, DF9.9, DF9.9A, DF9.9B, DF15, DF15A, DF20A Outboards
This comprehensive oil change O-ring master seal kit is designed for Suzuki 4-stroke outboard engines ranging from 8 to 20 HP. It provides all the essential seals needed for routine oil pump maintenance, ensuring reliable performance and preventing leaks during oil changes.
Direct Replacements: Suzuki OEM part numbers 09280-54001, 09280-13004, and 09280-60005. This aftermarket kit consolidates three critical O-ring sizes into one convenient package for comprehensive coverage.
- Includes 15 total O-rings in three different sizes for complete oil system sealing
- Compatible with Suzuki DF-series 4-stroke outboards from 1996 to 2017
- Essential components for oil pump service and maintenance
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket sources.
| Brand |
Part Number |
Notes |
| Suzuki OEM |
09280-54001 |
O-Ring (D:2.4, ID:52.6) |
| Suzuki OEM |
09280-56001 |
Alternate for 09280-54001 |
| Suzuki OEM |
09280-60005 |
O-Ring (D:2.4, ID:60.5) |
| Suzuki OEM |
09280-13004 |
O-Ring (D:1.9, ID:13) |
Compatible Engine Models
Confirm your engine model/year in the table below. For Suzuki owners, you can review exploded diagrams here to verify part numbers: Suzuki Parts Diagrams & Catalog.
| Brand |
Model |
Rated HP |
Stroke |
Years |
| Suzuki |
DF8A |
8 |
4-Stroke |
2010-2017 |
| Suzuki |
DF9.9 |
9.9 |
4-Stroke |
1996-2009, 2012-2013 |
| Suzuki |
DF9.9A |
9.9 |
4-Stroke |
2010-2017 |
| Suzuki |
DF9.9B |
9.9 |
4-Stroke |
2013-2017 |
| Suzuki |
DF15 |
15 |
4-Stroke |
1996-2012 |
| Suzuki |
DF15A |
15 |
4-Stroke |
2013-2017 |
| Suzuki |
DF20A |
20 |
4-Stroke |
2013-2017 |
Technical Specifications
| Specification |
Value |
| OEM Part Numbers |
09280-54001, 09280-13004, 09280-60005 |
| Application |
Oil pump/oil change sealing system |
| Total Quantity |
15 O-rings (3 styles, 5 pieces each) |
| O-Ring Type 1 (09280-54001) |
Thickness: 2.4mm, Inner Diameter: 52.6mm |
| O-Ring Type 2 (09280-60005) |
Thickness: 2.4mm, Inner Diameter: 60.5mm |
| O-Ring Type 3 (09280-13004) |
Thickness: 1.9mm, Inner Diameter: 13mm |
| Material |
Oil-resistant rubber compound |
| Fitment |
Suzuki 4-stroke outboards 8-20 HP (DF-series) |
Package Contents
This master seal kit includes:
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5 × O-Ring 09280-54001 (Thickness: 2.4mm, Inner Diameter: 52.6mm)
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5 × O-Ring 09280-60005 (Thickness: 2.4mm, Inner Diameter: 60.5mm)
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5 × O-Ring 09280-13004 (Thickness: 1.9mm, Inner Diameter: 13mm)
Installation Guide
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Preparation: Ensure the engine is cool and positioned upright. Gather a drain pan, fresh oil, and clean rags before beginning the oil change procedure.
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Drain old oil: Remove the drain plug and allow all old oil to drain completely into the pan. Inspect the drained oil for metal particles or unusual contamination.
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Remove old O-rings: Carefully extract the old O-rings from the drain plug and oil pump housing using a pick tool. Clean all mating surfaces thoroughly with a lint-free cloth.
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Inspect sealing surfaces: Check for scratches, burrs, or corrosion on the metal surfaces where O-rings seal. Light polishing with fine emery cloth may be needed if surfaces are rough.
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Select correct O-ring: Match each location with the appropriate O-ring size (13mm, 52.6mm, or 60.5mm ID). Refer to your engine's service manual for specific placement.
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Lubricate new O-rings: Lightly coat each new O-ring with clean engine oil before installation. This prevents tearing and ensures proper seating.
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Install O-rings: Carefully seat each O-ring into its groove, ensuring it sits flat without twisting or pinching. Double-check that each ring is properly positioned.
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Reinstall drain plug: Thread the drain plug in by hand first, then torque to manufacturer specifications (typically 18-22 ft-lbs). Avoid over-tightening.
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Refill with fresh oil: Add the recommended type and quantity of marine 4-stroke oil through the filler cap. Check your owner's manual for exact capacity.
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Check oil level: Allow oil to settle for one minute, then check the dipstick. Add oil as needed to reach the full mark.
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Inspect for leaks: Start the engine and let it idle for 2-3 minutes. Immediately check all O-ring locations for signs of seepage or dripping.
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Final check: Shut down the engine, wait 5 minutes, and recheck the oil level. Top off if necessary and verify no leaks have developed.
Troubleshooting & FAQ
Q: How do I know which O-ring goes where on my Suzuki outboard?
A: The smallest O-ring (13mm ID, part 09280-13004) is typically used on smaller fittings or the oil level gauge. The two larger rings (52.6mm and 60.5mm) fit the drain plug and oil pump housing respectively. Consult your engine's parts diagram or service manual for exact placement, as configurations may vary by model year.
Q: How often should I replace these O-rings?
A: Suzuki recommends inspecting O-rings at every oil change (typically every 100 hours or annually). Replace them if you notice any hardening, cracking, flattening, or if they've been compressed for more than two years. Many owners replace drain plug O-rings at every oil change as preventive maintenance.
Q: I'm experiencing oil seepage after installing new O-rings. What could be wrong?
A: Common causes include incorrect O-ring size, twisted or pinched rings during installation, damaged sealing surfaces, or over-tightening the drain plug. Remove and inspect the O-ring for damage, verify you're using the correct size, ensure the sealing surface is clean and smooth, and reinstall with proper torque specifications.
Q: Can I reuse the old O-rings if they look okay?
A: It's not recommended. O-rings compress and take a "set" after use, losing their ability to seal effectively. Even if they appear intact, the rubber compound degrades over time from heat and oil exposure. Using fresh O-rings is inexpensive insurance against leaks and contamination.
Q: What's the difference between OEM and aftermarket O-rings?
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?
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Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
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Fast Global Shipping: Free delivery worldwide in 5–15 days.
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Direct from Manufacturer: Competitive pricing without compromising quality.