PLEASE NOTE - Some products are not immediately available. If your order will be delayed, we will e-mail you or call you and let you know.
E-MAIL US HERE about availability and we will respond quickly! We ship same day if your order was placed by 1:00 PM EST during normal business hours BASED ON AVAILABILITY.
NEXT DAY SHIPPING NOTE - Please see our Shipping Policy SATURDAY OR SUNDAY DELIVERY IS NOT AN OPTION.

UNDERWATER GEAR

Underwater Hull Boat Parts

If you need underwater gear, My Inboard Marine is the right place for you. We carry drive shafts, nuts, wrenches, shaft systems, seals, struts, rudders, steering systems and parts plus so much more! All designed to withstand the harsh effects of long exposure to water. Whatever tools or parts you need for your boat, you can find it right here at My Inboard Marine.

If you have any questions pertaining to our products, feel free to contact us today at 803-766-8586 or email us at sales@myinboardmarine.com and we will respond to help. Purchase your underwater hull boat parts from us today!

Packing Nut Wrench For Rudder | Shaft Stuffing Box 2-1/4" OEM SPW-415 Packing Nut Wrench For Rudder | Shaft Stuffing Box 2-1/4" OEM SPW-415
9%
$40.95 $44.95
2-1/2" Rudder & Shaft Stuffing Box Wrench for Inboards, made out of 3/8" thick Billet Aluminum | Black Anodized This is a Stub Wrench for...
Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000 Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000
25%
$45.00 $60.00
GLIDE® STRUT BEARING | BUSHING SET 1-1/4" - One Inch Shafts Shaft Size-Diameter: 1-1/4" Strut Inside Diameter: 1-1/2" Bearing Length: 3.00" Each Set: Comes with...
Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000 Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000
21%
$45.00 $57.00
GLIDE® STRUT BEARING | BUSHING SET 1-1/4" - One Inch Shafts Shaft Size-Diameter: 1-1/4" Strut Inside Diameter: 1-1/2" Bearing Length: 2.00" Each Set: Comes with...
Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000 Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000
21%
$45.00 $57.00
GLIDE® STRUT BEARING | BUSHING SET 1-1/8" - One Inch Shafts Shaft Size-Diameter: 1-1/8" Strut Inside Diameter: 1-1/2" Bearing Length: 2.00" Each Set: Comes with...
Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000 Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000
21%
$50.00 $62.95
GLIDE® STRUT BEARING | BUSHING SET 1" - One Inch Shafts Shaft Size-Diameter: 1.00" Strut Inside Diameter: 1-1/2" Bearing Length: 2.00" Each Set: Comes with...
Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000 Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000
21%
$45.00 $57.00
GLIDE® STRUT BEARING | BUSHING SET 1" - One Inch Shafts Shaft Size-Diameter: 1.00" Strut Inside Diameter: 1-3/8" Bearing Length: 2.00" Each Set: Comes with...
Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000 Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000
22%
$50.00 $63.95
GLIDE® STRUT BEARING | BUSHING SET 1" - One Inch Shafts Shaft Size-Diameter: 1.00" Strut Inside Diameter: 1-1/4" Bearing Length: 3.00" Each Set: Comes with...
Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000 Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000
21%
$45.00 $57.00
GLIDE® STRUT BEARING | BUSHING SET 1" - One Inch Shafts Shaft Size-Diameter: 1.00" Strut Inside Diameter: 1-1/4" Bearing Length: 2.00" Each Set: Comes with...
Glide® Replacement Seal Kit 1" | One Inch OEM GMS-TL-1.000 Glide® Replacement Seal Kit 1-1/4" | OEM GMS-TL-1.250
29%
$37.00 $52.00
Glide® Replacement Seal Kit 1-1/4" Our replacement seal kits are compatible with any Glide Housing with the (6) screw cap. Glide Seal Kit Includes: Seal...
Glide® Replacement Seal Kit 1" | One Inch OEM GMS-TL-1.000 Glide® Replacement Seal Kit 1-1/4" | OEM GMS-TL-1.250
29%
$35.00 $49.55
Glide® Replacement Seal Kit 1-1/8" Our replacement seal kits are compatible with any Glide Housing with the (6) screw cap. Glide Seal Kit Includes: Seal...
Glide® Replacement Seal Kit 1" | One Inch OEM GMS-TL-1.000 Glide® Replacement Seal Kit 1-1/4" | OEM GMS-TL-1.250
32%
$32.50 $47.50
Glide® Replacement Seal Kit 1" - One Inch Our replacement seal kits are compatible with any Glide Housing with the (6) screw cap. Glide Seal...
Glide® Dripless Shaft Seal Complete Kit  1-1/4" X 2.00" OEM GMSS 1.250X2.000 KIT
6%
$195.00 $207.92
1-1/4" X 2.00" Glide® Dripless Shaft Complete Seal Kit  For those ready to tackle the job of replacing your existing seal system on your own, we...
Glide® Dripless Shaft Seal 1-1/4" X 2.00" OEM GMSS 1.250X2.000
12%
$175.00 $199.00
Glide® Dripless Shaft Seal 1-1/4" X 2.00" GLIDE Marine Seal Systems are comprised entirely of our GLIDE-400 material and are  roudly made in the USA....
Glide® Dripless Shaft Seal 1-1/4" X 2.00" OEM GMSS 1.250X2.000
8%
$160.00 $173.00
Glide® Dripless Shaft Seal 1" X 1-3/4" GLIDE Marine Seal Systems are comprised entirely of our GLIDE-400 material and are  roudly made in the USA....
Glide® Dripless Shaft Seal 1-1/4" X 2.00" OEM GMSS 1.250X2.000
10%
$130.00 $145.00
Glide® Dripless Shaft Seal 1" X 1.5" GLIDE Marine Seal Systems are comprised entirely of our GLIDE-400 material and are  roudly made in the USA....
ACME Soft Case Prop Saver With C-Clamp and Tools ACME-4999
15%
$265.00 $309.99
A must-have for peace of mind and your boat! This kit comes with everything you need to save your weekend on the water. Replace a damaged prop...
ACME HARMONIC PROP KIT - THE WEEKEND SAVER FULL REPLACEMENT KIT FOR <b>1-1/4</b> INCH SHAFTS ACME HARMONIC PROP KIT - THE WEEKEND SAVER FULL REPLACEMENT KIT FOR <b>1-1/4</b> INCH SHAFTS
24%
$245.00 $323.00
Everything you need to save a weekend on the water in the unfortunate case you damage your propeller. Nothing is worse than losing a day...
Rudder Assembly With Rudder Box <b>Drop</b> Tiller Arm - RPMC1.00-S
33%
$964.80 $1,448.51
Keyed for both Port AND / OR Starboard DROP Tiller Arm With a DROP down tiller arm; has a crook in it like a bend. NOTE...
RUDDER ASSEMBLY N & J SEAL BOX AND PORT RPTN BLADE- RPTNNJ-P
33%
$875.00 $1,298.44
Rudder for Starboard Pointing Tiller Arm Marine Hardware Rudder Assembly Keyed for STARBOARD side installation MFG Description: Rudder Assembly, RPTN blade, N & J seal box...
PSS Shaft Seal Kit 1" T-Fitting Water Supply Kit PSS Shaft Seal Kit 1" T-Fitting Water Supply Kit
24%
$65.00 $85.00
1-1/8" T-Fitting Quick install water supply KIT ONLY for the PSS Shaft Seals This kit COMES WITH the PSS Shaft Seal Kit if you purchase a PSS...
Shaft Stuffing Box 1" Shaft Algonac OEM 2200 1
14%
$319.00 $369.00
Shaft Stuffing BOX FOR 1" SHAFT Algonac OEM 2200 1 Square Base Center to center of mounting holes is 2.5" Base size is 3.5" Square...
.009 inch Shim Velvet Drive 1000037061
23%
$9.95 $12.95
Shim for Velvet Drive - .009 Inch Replaces Crusader 26163
Strut - Sanger 16 Degree 1 Inch Shaft 6 Hole Pattern - Includes Strut Bearings MH-710-1.00 Strut - Sanger 16 Degree 1 Inch Shaft 6 Hole Pattern - Includes Strut Bearings MH-710-1.00
14%
$555.00 $646.99
Fits boats with 1" ONE INCH Diameter driveshaft and 6 bolt mounting pattern16 degree - Sanger Has 6 Mounting Holes and includes brass shelled rubber...
Rudder - 26385 Algonac 1-1/4" Post Diameter Keyed Rudder - 26385 Algonac 1-1/4" Post Diameter Keyed
34%
$1,649.00 $2,501.79
REPLACEMENT RUDDER NUMBER 26385 ALGONAC Post is 1-1/4" Diameter With Key Note: Pictures are of a customer's boat and rudder. Your rudder will be brand...
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