Anode Kits

Marine Anode Kits

Marine Anode Kits for Outboards, Sterndrives, Trim Tabs, Engines & Running Gear

Shop marine anode kits for seasonal corrosion protection and complete service work. Find zinc, aluminum, and magnesium anode kits for MerCruiser, Mercury, Volvo Penta, Yamaha, trim tabs, outdrives, outboards, engines, propellers, shafts, and common underwater hardware.

Shop Anode Kits MerCruiser Kits Corrosion Guide

Material Guide

Choose anode material by water type, then confirm the exact engine, drive, trim tab, shaft, or hardware application before ordering.

Read Guide

Anode kits are not universal. Confirm water type, material, drive model, horsepower, engine serial number, mounting shape, and fastener style.

Find the Right Anode Kit Faster

Search by Engine, Drive, Trim Tab, Material, or Water Type

Use the exact drive or engine model whenever possible. If you know the original kit number, search that first. If not, combine the brand with the protected area, such as Alpha One anode kit, Verado anode kit, Bennett anode kit, or Volvo Penta drive anode kit.

Material Choice Comes First

Anode material matters as much as fitment. Zinc is commonly used in saltwater, aluminum is often used across saltwater and brackish water applications, and magnesium is typically used for freshwater where appropriate.

Zinc Kits Aluminum Kits Magnesium Kits

Choose by Protected Part

Replace the Whole Set When the Kit Is Matched

Many engines and drives use several anodes together. A matched kit helps refresh the full protection set during haul-out, seasonal service, or corrosion inspection.

Drive Kits Trim Tab Kits Engine Zinc Kits

Match the Exact Kit

Drive model, serial range, lower unit style, and engine family can change the correct anode kit.

Clean Contact Matters

Anodes need clean metal contact and correct installation hardware to protect the parts around them.

Inspect Often

Replace anodes before they are fully consumed, and inspect more often when water conditions or dock power change.

Fitment Help

Small Parts, Expensive Metal to Protect

Anode kits protect drives, trim tabs, engines, shafts, propellers, and underwater hardware. If you are unsure which kit fits, send the Parts Desk your engine or drive details, existing anode photos, and water type.

Ask Parts Desk Read Corrosion Guide Replacement Kits

Have the model details readyEngine serial number, drive model, horsepower, trim tab brand, and photos help confirm the kit.

Do not mix materials casuallyUse the right material for the water type and protected metals unless a qualified technician advises otherwise.

Check the full systemAnodes, bonding, shore power, paint, fasteners, and neighboring metals all affect corrosion protection.

Anode Kits FAQ

Choosing Marine Anode Kits

Are anode kits universal?

No. Anode kits are usually matched to a drive, outboard, engine, trim tab, or hardware application. Confirm the exact model and material before ordering.

Should I choose zinc, aluminum, or magnesium?

Choose by water type and application. Zinc is commonly used in saltwater, aluminum is often used in saltwater and brackish water, and magnesium is typically used for freshwater where appropriate.

When should anodes be replaced?

Replace anodes before they are fully consumed, commonly when they are about half worn or when corrosion inspection shows uneven wear, poor contact, or damage.

Can the Parts Desk help match a kit?

Yes. Send the drive or engine model, serial number, water type, photos of the current anodes, and any part numbers you have.

Shop Marine Anode Kits

Find complete anode kits for sterndrives, outboards, trim tabs, engines, shafts, propellers, and common corrosion protection service jobs.

Shop Anode Kits Read Guide

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MerCruiser Bravo 2 & 3 Aluminum Anode Kit (B23KA)

$58.81 - $58.81

$58.81

$58.81 - $58.81

$58.81

Only 1 left!

Freshwater-Optimized Corrosion Protection for Bravo 2 & 3 SterndrivesProtect your MerCruiser Bravo 2 or Bravo 3 sterndrive from galvanic corros...

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$58.81 - $58.81

$58.81

$58.81 - $58.81

$58.81

MerCruiser Bravo 2 & 3 Zinc Anode Kit (B23KZ)

$92.41 - $92.41

$92.41

$92.41 - $92.41

$92.41

Only 1 left!

Full Zinc Protection for MerCruiser Bravo 2 & 3 SterndrivesKeep your MerCruiser Bravo 2 or Bravo 3 sterndrive protected from galvanic corrosion...

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$92.41 - $92.41

$92.41

$92.41 - $92.41

$92.41

Canada Metal Aluminum Anode Kit — Yamaha 150HP

$54.22 - $54.22

$54.22

$54.22 - $54.22

$54.22

Only 2 left!

Canada Metal Aluminum Anode Kit — Yamaha 150HP OutboardProtect your Yamaha 150HP outboard from galvanic corrosion with this complete aluminum anode...

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$54.22 - $54.22

$54.22

$54.22 - $54.22

$54.22

Aluminum Anode Kit for MerCruiser Bravo Two & Three Sterndrives | BRAVO23KITA

$0.00 - $0.00

$0.00

$78.72

$78.72 - $78.72

$78.72

Only 2 left!

Aluminum Anode Kit — MerCruiser Bravo Two & Three SterndrivesThis aluminum sacrificial anode kit provides complete galvanic corrosion protectio...

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$0.00 - $0.00

$0.00

$78.72

$78.72 - $78.72

$78.72

Lewmar - Anode Kit for 185TT - 589350

$0.00 - $0.00

$0.00

$40.78

$40.78 - $40.78

$40.78

Lewmar Anode Kit for 185TT Thruster — 589350The Lewmar 589350 Anode Kit is the OEM replacement sacrificial anode set for the Lewmar 185TT bow or st...

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$0.00 - $0.00

$0.00

$40.78

$40.78 - $40.78

$40.78

Lewmar - Anode Kit for 250TT - 589550

$0.00 - $0.00

$0.00

$102.32

$102.32 - $102.32

$102.32

Lewmar Anode Kit for 250TT Thruster — 589550The Lewmar 589550 Anode Kit is the OEM replacement sacrificial anode set for the Lewmar 250TT bow or st...

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$0.00 - $0.00

$0.00

$102.32

$102.32 - $102.32

$102.32

Lewmar Anode Kit for 140TT

$35.98 - $35.98

$35.98

$35.98 - $35.98

$35.98

Replacement anode kit.

$35.98 - $35.98

$35.98

$35.98 - $35.98

$35.98

Martyr Anode Kit For Yamaha 80-100 HP Outboards, Zinc

$42.20 - $42.20

$42.20

$42.20 - $42.20

$42.20

In stock

Comes complete with 3 anodes, hardware and install instructions .CMY80100KIT Yamaha 80-100HP Anode Kit- Includes: CM6H14525102 (1), CM67F4537100 (1...

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$42.20 - $42.20

$42.20

$42.20 - $42.20

$42.20

Martyr Anode Kit For Yamaha 60-90 HP Outboards, Aluminum

$36.84 - $36.84

$36.84

$36.84 - $36.84

$36.84

In stock

Comes complete with 3 anodes, hardware and install instructions .CMY6090KIT Yamaha 60-90HP Anode Kit- Includes: CM6884537102 (1), CM6H14525102 (1)

$36.84 - $36.84

$36.84

$36.84 - $36.84

$36.84

Martyr Anode Kit For Yamaha 80-100 HP Outboards, Aluminum

$37.79 - $37.79

$37.79

$37.79 - $37.79

$37.79

In stock

Comes complete with 3 anodes, hardware and install instructions .CMY80100KIT Yamaha 80-100HP Anode Kit- Includes: CM6H14525102 (1), CM67F4537100 (1...

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$37.79 - $37.79

$37.79

$37.79 - $37.79

$37.79

$63.93 - $63.93

$63.93

$63.93 - $63.93

$63.93

In stock

Comes complete with installation instructions .Aluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water

$63.93 - $63.93

$63.93

$63.93 - $63.93

$63.93

Martyr CMSZ150350KITM Suzuki Anode Kit, 150-300HP, Magnesium

$81.89 - $81.89

$81.89

$81.89 - $81.89

$81.89

In stock

Comes complete with anodes, hardware and installation instructions .CMSZ150350KIT 150-350HP Includes: CM3C7602181A0 (1), CM5532187J00 (8), CM553209...

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$81.89 - $81.89

$81.89

$81.89 - $81.89

$81.89

Martyr BRP OMC Johnson/Evinrude V4-V6 HP Anode Kit, Magnesium

$71.29 - $71.29

$71.29

$71.29 - $71.29

$71.29

In stock

Comes complete with 3 anodes, hardware and installation instructions .CMOMCV4V6KIT BRP Johnson/Evinrude V4-V6 Kit- Includes: CM393023 (1), CM392123...

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$71.29 - $71.29

$71.29

$71.29 - $71.29

$71.29

Martyr CMSZ150350KITZ Suzuki Anode Kit, 150-300HP, Zinc

$55.43 - $55.43

$55.43

$55.43 - $55.43

$55.43

In stock

Comes complete with anodes, hardware and installation instructions .CMSZ150350KIT 150-350HP Includes: CM3C7602181A0 (1), CM5532187J00 (8), CM553209...

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$55.43 - $55.43

$55.43

$55.43 - $55.43

$55.43

Martyr Anode Kit For Volvo Penta SX-A/DPS Engine (Contains 1-3841427, 1-3883728 and Fastening Hardware)

$70.76 - $70.76

$70.76

$70.76 - $70.76

$70.76

In stock

CMSXAKIT Includes:CM3841427 (1)CM3883728 (1)

$70.76 - $70.76

$70.76

$70.76 - $70.76

$70.76

Martyr CMSZ150350KITA Suzuki Anode Kit, 150-300HP, Aluminum

$52.38 - $52.38

$52.38

$52.38 - $52.38

$52.38

In stock

Comes complete with anodes, hardware and installation instructions .CMSZ150350KIT 150-350HP Includes: CM3C7602181A0 (1), CM5532187J00 (8), CM553209...

View full details

$52.38 - $52.38

$52.38

$52.38 - $52.38

$52.38

Martyr Anode Kit For Volvo Penta SX-A/DPS Engine (Contains 1-3841427, 1-3883728 and Fastening Hardware)

$54.80 - $54.80

$54.80

$54.80 - $54.80

$54.80

In stock

CMSXAKIT Includes:CM3841427 (1)CM3883728 (1)

$54.80 - $54.80

$54.80

$54.80 - $54.80

$54.80

Martyr Anode Kit For Volvo Penta SX-A/DPS Engine (Contains 1-3841427, 1-3883728 and Fastening Hardware)

$67.99 - $67.99

$67.99

$67.99 - $67.99

$67.99

In stock

CMSXAKIT Includes:CM3841427 (1)CM3883728 (1)

$67.99 - $67.99

$67.99

$67.99 - $67.99

$67.99

Bravo III Anode Kit - Zinc

$82.73 - $82.73

$82.73

$82.73 - $82.73

$82.73

In stock

Bravo III 2004-present.Bravo 3 Kit Includes:CM762145 Trim TabCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)CM762144 Trim TabCM865182C Prop Nut

$82.73 - $82.73

$82.73

$82.73 - $82.73

$82.73

Bravo III Anode Kit - Aluminum

$72.23 - $72.23

$72.23

$72.23 - $72.23

$72.23

In stock

Bravo III 2004-present.Bravo 3 Kit Includes:CM762145 Trim TabCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)CM762144 Trim TabCM865182C Prop Nut

$72.23 - $72.23

$72.23

$72.23 - $72.23

$72.23

Bravo III Anode Kit - Magnesium

$142.19 - $142.19

$142.19

$142.19 - $142.19

$142.19

In stock

Bravo III 2004-present.Bravo 3 Kit Includes:CM762145 Trim TabCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)CM762144 Trim TabCM865182C Prop Nut

$142.19 - $142.19

$142.19

$142.19 - $142.19

$142.19

Mercruiser Bravo II & III Anode Kit - Magnesium

$115.49 - $115.49

$115.49

$115.49 - $115.49

$115.49

In stock

Fits Bravo II 1989-present, Bravo III 1989-2003.Bravo 23 Kit IncludesCM762145 Trim TabCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)

$115.49 - $115.49

$115.49

$115.49 - $115.49

$115.49

Mercruiser Bravo II & III Anode Kit - Zinc

$73.49 - $73.49

$73.49

$73.49 - $73.49

$73.49

In stock

Fits Bravo II 1989-present, Bravo III 1989-2003.Bravo 23 Kit IncludesCM762145 Trim TabCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)

$73.49 - $73.49

$73.49

$73.49 - $73.49

$73.49

Mercruiser Bravo I Anode Kit - Zinc

$77.90 - $77.90

$77.90

$77.90 - $77.90

$77.90

In stock

Includes:CM762145 Trim TabCM806188 Bearing CarrierCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)

$77.90 - $77.90

$77.90

$77.90 - $77.90

$77.90

Mercruiser Bravo II & III Anode Kit - Aluminum

$72.86 - $72.86

$72.86

$72.86 - $72.86

$72.86

In stock

Fits Bravo II 1989-present, Bravo III 1989-2003.Bravo 23 Kit IncludesCM762145 Trim TabCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)

$72.86 - $72.86

$72.86

$72.86 - $72.86

$72.86

Martyr Anode Kit For Volvo Penta DPH Engine (Contains 1-3588745, 1-3863206 and Fastening Hardware)

$62.99 - $62.99

$62.99

$62.99 - $62.99

$62.99

In stock

CMDPHKIT Includes:CM3588745 (1)CM3863206 (1)SXA/DPS Drive Anode Kit.Comes complete with anodes, hardware and install instructions.

$62.99 - $62.99

$62.99

$62.99 - $62.99

$62.99

Martyr CMDPHKITZ Anode Kit For Volvo Penta DPH Engine (Contains 1-3588745, 1-3863206 and Fastening Hardware)

$73.17 - $73.17

$73.17

$73.17 - $73.17

$73.17

In stock

CMDPHKIT Includes:CM3588745 (1)CM3863206 (1)SXA/DPS Drive Anode Kit.Comes complete with anodes, hardware and install instructions.

$73.17 - $73.17

$73.17

$73.17 - $73.17

$73.17

Mercruiser Bravo I Anode Kit - Magnesium

$129.29 - $129.29

$129.29

$129.29 - $129.29

$129.29

In stock

Includes:CM762145 Trim TabCM806188 Bearing CarrierCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)

$129.29 - $129.29

$129.29

$129.29 - $129.29

$129.29

Mercruiser Bravo I Anode Kit - Aluminum

$83.04 - $83.04

$83.04

$83.04 - $83.04

$83.04

In stock

Includes:CM762145 Trim TabCM806188 Bearing CarrierCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)

$83.04 - $83.04

$83.04

$83.04 - $83.04

$83.04

Martyr Anode Kit For Mercury Alpha I Generation II Drives 1991-Present (Contains 1-762145, 1-806105, 1-821629, 1-821631, 2-806189 and Fastening Hardware)

$144.69 - $144.69

$144.69

$144.69 - $144.69

$144.69

In stock

Includes:CM762145 Trim TabCM806105 Bearing CarrierCM821629C Driveshaft HousingCM821631 Gimbal HousingCM806189 Trim Ram (2)

$144.69 - $144.69

$144.69

$144.69 - $144.69

$144.69

Martyr Anode Kit For Mercury Alpha I Generation II Drives 1991-Present (Contains 1-762145, 1-806105, 1-821629, 1-821631, 2-806189 and Fastening Hardware)

$87.66 - $87.66

$87.66

$87.66 - $87.66

$87.66

In stock

Includes:CM762145 Trim TabCM806105 Bearing CarrierCM821629C Driveshaft HousingCM821631 Gimbal HousingCM806189 Trim Ram (2)

$87.66 - $87.66

$87.66

$87.66 - $87.66

$87.66

Martyr BRP OMC Cobra Anode Kit, Aluminum

$75.17 - $75.17

$75.17

$75.17 - $75.17

$75.17

In stock

Comes complete with 3 anodes, hardware and installation instructions .CMCOBRAKIT BRP OMC Cobra Kit- Includes: CM984513 (1), CM393023 (1), CM431708 (1)

$75.17 - $75.17

$75.17

$75.17 - $75.17

$75.17

Martyr BRP OMC Cobra Anode Kit, Magnesium

$78.49 - $78.49

$78.49

$78.49 - $78.49

$78.49

In stock

Comes complete with 3 anodes, hardware and installation instructions .CMCOBRAKIT BRP OMC Cobra Kit- Includes: CM984513 (1), CM393023 (1), CM431708 (1)

$78.49 - $78.49

$78.49

$78.49 - $78.49

$78.49

Martyr Anode Kit For Mercury Alpha I Generation II Drives 1991-Present (Contains 1-762145, 1-806105, 1-821629, 1-821631, 2-806189 and Fastening Hardware)

$107.82 - $107.82

$107.82

$107.82 - $107.82

$107.82

In stock

Includes:CM762145 Trim TabCM806105 Bearing CarrierCM821629C Driveshaft HousingCM821631 Gimbal HousingCM806189 Trim Ram (2)

$107.82 - $107.82

$107.82

$107.82 - $107.82

$107.82

Mercruiser Al;pha I Gen I Anode Kit, Aluminum

$45.14 - $45.14

$45.14

$45.14 - $45.14

$45.14

In stock

Includes:CM31640 Trim TabCM55989 Gimbal Housing (2)CM821631 Gimbal Housing

$45.14 - $45.14

$45.14

$45.14 - $45.14

$45.14

Mercruiser Al;pha I Gen I Anode Kit, Magnesium

$93.89 - $93.89

$93.89

$93.89 - $93.89

$93.89

In stock

Includes:CM31640 Trim TabCM55989 Gimbal Housing (2)CM821631 Gimbal Housing

$93.89 - $93.89

$93.89

$93.89 - $93.89

$93.89

$73.70 - $73.70

$73.70

$73.70 - $73.70

$73.70

In stock

This aluminum Seachoice Mercury Bravo II-III Anode Kit provides a Mercury Bravo II-III outboard with excellent corrosion protection and is designed...

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$73.70 - $73.70

$73.70

$73.70 - $73.70

$73.70

Anode Kits

Marine Anode Kits for Outboards, Sterndrives, Trim Tabs, Engines & Running Gear

Search by Engine, Drive, Trim Tab, Material, or Water Type

Material Choice Comes First

Replace the Whole Set When the Kit Is Matched

Match the Exact Kit

Clean Contact Matters

Inspect Often

Small Parts, Expensive Metal to Protect

Complete the Anode Service

Choosing Marine Anode Kits

Shop Marine Anode Kits

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