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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.

Choose by Water Type

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 KitsAluminum KitsMagnesium 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 KitsTrim Tab KitsEngine Zinc Kits
01

Match the Exact Kit

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

02

Clean Contact Matters

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

03

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 DeskRead Corrosion GuideReplacement 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 KitsRead Guide

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Seachoice Anode Kit, Yamaha 200-250hp, Magnesium, Fresh Water Use, Cadmium-Free, Environmentally Friendly

Seachoice Anode Kit, Yamaha 200-250hp, Magnesium, Fresh Water Use, Cadmium-Free, Environmentally Friendly

$58.99 - $58.99
$58.99
$58.99 - $58.99
$58.99
In stock

This magnesium Yamaha Anode Kit provides a 200-250-hp outboard with excellent corrosion protection and is designed for use in fresh water. These ca...

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$58.99 - $58.99
$58.99
$58.99 - $58.99
$58.99
Seachoice 95091 Anode Kit, Mercruiser Bravo III (2004-Present), Magnesium Fresh Water Use, Cadmium-Free, Environmentally Friendly

Seachoice 95091 Anode Kit, Mercruiser Bravo III (2004-Present), Magnesium Fresh Water Use, Cadmium-Free, Environmentally Friendly

$160.69 - $160.69
$160.69
$160.69 - $160.69
$160.69
In stock

This magnesium Seachoice Mercury Bravo III Anode Kit provides a Mercury Bravo III outboard with excellent corrosion protection and is designed for ...

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$160.69 - $160.69
$160.69
$160.69 - $160.69
$160.69
Seachoice 95381 Volvo Anode Kit, Magnesium, Fits SXA/DPSA

Seachoice 95381 Volvo Anode Kit, Magnesium, Fits SXA/DPSA

$78.79 - $78.79
$78.79
$78.79 - $78.79
$78.79
In stock

This magnesium Volvo Anode Kit provides a Volvo SXA/DPSA outboard with excellent corrosion protection and is designed for use in fresh water. These...

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$78.79 - $78.79
$78.79
$78.79 - $78.79
$78.79
Seachoice 95041 Anode Kit, Mercruiser Bravo One, Aluminum, Cadmium-Free, Environmentally Friendly

Seachoice 95041 Anode Kit, Mercruiser Bravo One, Aluminum, Cadmium-Free, Environmentally Friendly

$100.04 - $100.04
$100.04
$100.04 - $100.04
$100.04
In stock

This aluminum Seachoice Mercury Bravo One Anode Kit provides a Mercury Bravo One outboard with excellent corrosion protection and is designed for u...

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$100.04 - $100.04
$100.04
$100.04 - $100.04
$100.04
Seachoice 95001 Anode Kit, Mercruiser Alpha One (1984-1990), Aluminum, Cadmium-Free, Environmentally Friendly

Seachoice 95001 Anode Kit, Mercruiser Alpha One (1984-1990), Aluminum, Cadmium-Free, Environmentally Friendly

$60.29 - $60.29
$60.29
$60.29 - $60.29
$60.29
In stock

This aluminum Seachoice Mercury Alpha One Gen I Anode Kit provides a Mercury Alpha One Gen I outboard with excellent corrosion protection and is de...

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$60.29 - $60.29
$60.29
$60.29 - $60.29
$60.29
Seachoice 95021 Anode Kit, Mercruiser Alpha One Gen II (1991 & Newer), Aluminum, Cadmium-Free, Environmentally Friendly

Seachoice 95021 Anode Kit, Mercruiser Alpha One Gen II (1991 & Newer), Aluminum, Cadmium-Free, Environmentally Friendly

$103.89 - $103.89
$103.89
$103.89 - $103.89
$103.89
In stock

This aluminum Seachoice Mercury Alpha One Gen II Anode Kit provides a Mercury Alpha One Gen II outboard with excellent corrosion protection and is ...

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$103.89 - $103.89
$103.89
$103.89 - $103.89
$103.89
Seachoice 95011 Anode Kit, Mercruiser Alpha One (1984-1990), Magnesium, Fresh Water Use, Cadmium-Free, Environmentally Friendly

Seachoice 95011 Anode Kit, Mercruiser Alpha One (1984-1990), Magnesium, Fresh Water Use, Cadmium-Free, Environmentally Friendly

$119.99 - $119.99
$119.99
$119.99 - $119.99
$119.99
In stock

This magnesium Seachoice Mercury Alpha One Gen I Anode Kit provides a Mercury Alpha One Gen I outboard with excellent corrosion protection and is d...

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$119.99 - $119.99
$119.99
$119.99 - $119.99
$119.99
Seachoice 95071 Anode Kit, Mercruiser Bravo II(1989-Present)/III (1989-2003), Magnesium Fresh Water Use, Cadmium-Free, Environmentally Friendly

Seachoice 95071 Anode Kit, Mercruiser Bravo II(1989-Present)/III (1989-2003), Magnesium Fresh Water Use, Cadmium-Free, Environmentally Friendly

$145.99 - $145.99
$145.99
$145.99 - $145.99
$145.99
In stock

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

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$145.99 - $145.99
$145.99
$145.99 - $145.99
$145.99
Seachoice 95031 Anode Kit, Mercruiser Alpha One Gen II (1991 & Newer), Magnesium, Fresh Water Use, Cadmium-Free, Environmentally Friendly

Seachoice 95031 Anode Kit, Mercruiser Alpha One Gen II (1991 & Newer), Magnesium, Fresh Water Use, Cadmium-Free, Environmentally Friendly

$134.79 - $134.79
$134.79
$134.79 - $134.79
$134.79
In stock

This magnesium Seachoice Mercury Alpha One Gen II Anode Kit provides a Mercury Alpha One Gen II outboard with excellent corrosion protection and is...

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$134.79 - $134.79
$134.79
$134.79 - $134.79
$134.79
Seachoice 95051 Anode Kit, Mercruiser Bravo One, Magnesium, Fresh Water Use, Cadmium-Free, Environmentally Friendly

Seachoice 95051 Anode Kit, Mercruiser Bravo One, Magnesium, Fresh Water Use, Cadmium-Free, Environmentally Friendly

$136.39 - $136.39
$136.39
$136.39 - $136.39
$136.39
In stock

This magnesium Seachoice Mercury Bravo One Anode Kit provides a Mercury Bravo One outboard with excellent corrosion protection and is designed for ...

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$136.39 - $136.39
$136.39
$136.39 - $136.39
$136.39

MerCruiser Alpha One Gen II Aluminum Anode Kit - Alpha1G2-Kit-AL

$0.00 - $0.00
$0.00
$97.83
$97.83 - $97.83
$97.83
Only 2 left!

The Alpha One Gen II Aluminum Anode Kit Alpha1G2-Kit-AL is a complete sacrificial anode kit for MerCruiser Alpha One Generation II sterndrives. Thi...

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$0.00 - $0.00
$0.00
$97.83
$97.83 - $97.83
$97.83

Martyr MerCruiser Alpha One Gen I Aluminum Anode Kit - ALU-A1KA

$0.00 - $0.00
$0.00
$30.00
$30.00 - $30.00
$30.00
Only 4 left!

The Martyr ALU-A1KA is an aluminum sacrificial anode kit for MerCruiser Alpha One Generation I sterndrives. This kit is designed to replace key fac...

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$0.00 - $0.00
$0.00
$30.00
$30.00 - $30.00
$30.00

MerCruiser Alpha One Gen II Zinc Anode Kit - Alpha1G2-Kit-ZN

$0.00 - $0.00
$0.00
$98.86
$98.86 - $98.86
$98.86
Only 2 left!

The Alpha One Gen II Zinc Anode Kit Alpha1G2-Kit-ZN is a complete sacrificial anode kit for MerCruiser Alpha One Generation II sterndrives used in ...

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$0.00 - $0.00
$0.00
$98.86
$98.86 - $98.86
$98.86

Mercury Marine 8M0207809 Aluminum Anode Kit – Verado 5.7L V10 350–425 HP

$164.53 - $164.53
$164.53
$164.53
$164.53 - $164.53
$164.53
Only 2 left!

The Mercury Marine 8M0207809 Aluminum Anode Kit is a genuine Mercury corrosion-protection kit for 5.7L V10 Verado outboards. It helps protect the o...

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$164.53 - $164.53
$164.53
$164.53
$164.53 - $164.53
$164.53

Martyr Zinc Bennett Trim Tab Anode Kit (2) 3.78" CMT-BNT1AKITZ

$62.21 - $62.21
$62.21
$62.21
$62.21 - $62.21
$62.21
Only 2 left!

Martyr CMT-BNT1AKITZ zinc anode kit for Bennett trim tabs, 3.78" — includes 2 anodes. Sacrificial zinc anodes designed to fit Bennett trim tab syst...

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$62.21 - $62.21
$62.21
$62.21
$62.21 - $62.21
$62.21

Bennett Trim Tab Aluminum Anode Kit A 194-CMBNT1AA

$35.49 - $35.49
$35.49
$35.49
$35.49 - $35.49
$35.49
Only 1 left!

The 194-CMBNT1AA (commonly referenced as CMBNT1AKITA kit A) is an aluminum trim tab anode kit designed specifically for Bennett trim tab systems. T...

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$35.49 - $35.49
$35.49
$35.49
$35.49 - $35.49
$35.49

MerCruiser Zinc Anode Kit Bravo 3 2004+ CMT-BRAVO3KITZ

$99.55 - $99.55
$99.55
$99.55
$99.55 - $99.55
$99.55
in stock

The MerCruiser Bravo 3 Zinc Anode Kit CMT-BRAVO3KITZ is a complete sacrificial anode kit for Bravo 3 sterndrives from 2004 and newer. This kit is d...

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$99.55 - $99.55
$99.55
$99.55
$99.55 - $99.55
$99.55

Volvo Penta Zinc Anode Kit 3593981

$159.00 - $159.00
$159.00
$159.00
$159.00 - $159.00
$159.00
Only 2 left!

The Volvo Penta 3593981 is a genuine OEM zinc anode kit designed for IPS (Inboard Performance System) drives, providing critical corrosion protecti...

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$159.00 - $159.00
$159.00
$159.00
$159.00 - $159.00
$159.00

Volvo Penta OEM Zinc Anode Kit SX Sterndrive 3588770

$111.00 - $111.00
$111.00
$111.00
$111.00 - $111.00
$111.00
Only 2 left!

The Volvo Penta 3588770 is a genuine OEM zinc anode kit for select SX sterndrive applications. It is designed to provide sacrificial corrosion prot...

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$111.00 - $111.00
$111.00
$111.00
$111.00 - $111.00
$111.00

Volvo Penta Zinc Anode Kit 3588748

$0.00 - $0.00
$0.00
$107.00
$107.00 - $107.00
$107.00
Only 3 left!

The Volvo Penta 3588748 is a zinc anode kit designed for DPH and DPR duo-prop sterndrives, providing essential corrosion protection for the drive u...

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$0.00 - $0.00
$0.00
$107.00
$107.00 - $107.00
$107.00

Volvo Penta OEM Aluminum Anode Kit 290 DP SP Series 23986753

$36.80 - $36.80
$36.80
$36.80
$36.80 - $36.80
$36.80
Only 4 left!

The Volvo Penta 23986753 is a genuine OEM aluminum anode kit for select Volvo Penta sterndrive applications. Volvo Penta lists 23986753 as an anode...

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$36.80 - $36.80
$36.80
$36.80
$36.80 - $36.80
$36.80

Volvo Penta Aluminum Anode Kit 23615636

$102.00 - $102.00
$102.00
$102.00
$102.00 - $102.00
$102.00
Only 3 left!

The Volvo Penta 23615636 is a genuine OEM aluminum anode kit designed for 130 and 150 series saildrives, providing corrosion protection for the low...

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$102.00 - $102.00
$102.00
$102.00
$102.00 - $102.00
$102.00

Volvo Penta OEM Aluminum Anode Kit IPS-A IPS3 23172846

$538.00 - $538.00
$538.00
$538.00
$538.00 - $538.00
$538.00
Only 2 left!

The Volvo Penta 23172846 is a genuine OEM aluminum anode kit for select IPS-A marine propulsion applications. Current parts references identify it ...

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$538.00 - $538.00
$538.00
$538.00
$538.00 - $538.00
$538.00

Volvo Penta Aluminum Anode Kit 23164609

$83.00 - $83.00
$83.00
$83.00
$83.00 - $83.00
$83.00
Only 4 left!

The Volvo Penta 23164609 is a genuine OEM aluminum anode kit engineered to protect Volvo Penta drive systems and underwater components from galvani...

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$83.00 - $83.00
$83.00
$83.00
$83.00 - $83.00
$83.00

Volvo Penta OEM Anode Kit 21868042 Part 243

$161.00 - $161.00
$161.00
$161.00
$161.00 - $161.00
$161.00
in stock

Volvo Penta 21868042 is a genuine OEM aluminum anode kit designed to protect D4 and D6 engines with DPH, DPR, and DPI drives from galvanic corrosio...

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$161.00 - $161.00
$161.00
$161.00
$161.00 - $161.00
$161.00

Mercury MerCruiser Quicksilver Aluminum Anode Kit 8M0126671

$206.23 - $206.23
$206.23
$206.23
$206.23 - $206.23
$206.23
Only 4 left!

Mercury / MerCruiser Quicksilver Aluminum Anode Kit — 8M0126671 The Mercury Quicksilver 8M0126671 is a genuine OEM aluminum anode kit designed to ...

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$206.23 - $206.23
$206.23
$206.23
$206.23 - $206.23
$206.23

Mercury MerCruiser Quicksilver Aluminum Anode Kit Bravo One 888758Q02

$179.03 - $179.03
$179.03
$179.03
$179.03 - $179.03
$179.03
Only 1 left!

The 888758Q02 is a genuine Quicksilver aluminum anode kit for MerCruiser Bravo One sterndrives. Mercury’s official product listing identifies it as...

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$179.03 - $179.03
$179.03
$179.03
$179.03 - $179.03
$179.03

Mercury OEM Aluminum Power Trim Anode Kit V6 OptiMax 818298T1

$44.43 - $44.43
$44.43
$44.43
$44.43 - $44.43
$44.43
Only 1 left!

The 818298T1 is a genuine Mercury MerCruiser Quicksilver aluminum anode kit designed to protect the bottom of the power trim pump assembly from gal...

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$44.43 - $44.43
$44.43
$44.43
$44.43 - $44.43
$44.43

Mercury OEM Aluminum Anode Kit 818298Q1 MerCruiser Alpha One

$43.56 - $43.56
$43.56
$43.56
$43.56 - $43.56
$43.56
Only 3 left!

The Mercury / Quicksilver 818298Q1 is a genuine OEM complete aluminum anode kit designed for MerCruiser Alpha One sterndrives, replacing all factor...

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$43.56 - $43.56
$43.56
$43.56
$43.56 - $43.56
$43.56

Aluminum Anode Kit MerCruiser Bravo One B1KA

$118.64 - $118.64
$118.64
$118.64
$118.64 - $118.64
$118.64
Only 2 left!

The B1KA is an aluminum anode kit for MerCruiser Bravo One sterndrives. Current fitment references consistently describe this kit for 1988 and newe...

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$118.64 - $118.64
$118.64
$118.64
$118.64 - $118.64
$118.64

Mercury Verado Pro Series Aluminum Anode Kit CMT-8M0116590KITA

$114.91 - $114.91
$114.91
$114.91
$114.91 - $114.91
$114.91
in stock

The CMT-8M0116590KITA is a complete aluminum anode kit designed for Mercury Verado Pro Series L6 350–400HP outboards, replacing all factory-install...

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$114.91 - $114.91
$114.91
$114.91
$114.91 - $114.91
$114.91

Martyr Aluminum Anode Kit Volvo Penta SX Drive CMT-SXKITA

$84.37 - $84.37
$84.37
$84.37
$84.37 - $84.37
$84.37
Only 1 left!

The Martyr CMT-SXKITA is an aluminum anode kit designed to protect Volvo Penta SX sterndrives from galvanic corrosion. It includes replacement anod...

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$84.37 - $84.37
$84.37
$84.37
$84.37 - $84.37
$84.37

Volvo Penta OEM Zinc Anode Kit IPS Pod Drive 21174476

$551.00 - $551.00
$551.00
$551.00
$551.00 - $551.00
$551.00
Only 1 left!

The Volvo Penta 21174476 is a genuine OEM zinc anode kit for select IPS pod drive applications. Current Volvo Penta references identify it as part ...

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$551.00 - $551.00
$551.00
$551.00
$551.00 - $551.00
$551.00

Mercury OEM Aluminum Anode Kit V8 Verado 250-300HP 8M0205955

$130.79 - $130.79
$130.79
$130.79
$130.79 - $130.79
$130.79
Only 1 left!

The Mercury 8M0205955 is a genuine OEM aluminum anode kit for select Mercury 4.6L V8 250–300 HP outboards and Mercury Racing 250R / 300R Verado app...

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$130.79 - $130.79
$130.79
$130.79
$130.79 - $130.79
$130.79

Volvo Penta SX Zinc Anode Kit VPSXKZ

$117.20 - $117.20
$117.20
$117.20
$117.20 - $117.20
$117.20
Only 1 left!

VPSXKZ is a zinc anode kit for Volvo Penta SX and DP-SM sterndrive applications. Current reviewed equivalent-kit references consistently describe t...

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$117.20 - $117.20
$117.20
$117.20
$117.20 - $117.20
$117.20

Volvo Penta 280/280SP Zinc Anode Kit VP280KZ

$88.85 - $88.85
$88.85
$88.85
$88.85 - $88.85
$88.85
Only 1 left!

VP280KZ is a zinc anode kit for Volvo Penta 280 and 280SP sterndrive applications. Current reviewed references for equivalent 280 zinc-anode kits i...

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$88.85 - $88.85
$88.85
$88.85
$88.85 - $88.85
$88.85

Martyr Aluminum Anode Kit Volvo Penta 290 Dual Prop CMT-290DPKITA

$44.72 - $44.72
$44.72
$44.72
$44.72 - $44.72
$44.72
Only 2 left!

The Martyr CMT-290DPKITA is an aluminum anode kit for Volvo Penta 290 Dual Prop / 290DP sterndrive applications. It is designed to provide sacrific...

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$44.72 - $44.72
$44.72
$44.72
$44.72 - $44.72
$44.72

Martyr Aluminum Anode Kit Volvo Penta DPH DPR CMT-DPHKITA

$67.95 - $67.95
$67.95
$67.95
$67.95 - $67.95
$67.95
Only 2 left!

The Martyr CMT-DPHKITA is an aluminum anode kit for Volvo Penta DPH and DPR sterndrives, built to help protect the drive from galvanic corrosion in...

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$67.95 - $67.95
$67.95
$67.95
$67.95 - $67.95
$67.95

Zinc Anode Kit for Volvo DPH/DPR Drives - CMT-DPHKITZ

$69.86 - $69.86
$69.86
$69.86
$69.86 - $69.86
$69.86
Only 2 left!

Premium zinc anode kit engineered for Volvo Penta DPH and DPR drive systems. Complete corrosion protection solution designed to safeguard critical ...

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$69.86 - $69.86
$69.86
$69.86
$69.86 - $69.86
$69.86