- Category
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- U-Joint Assemblies 2
- U-Joints 5
- U-Joint Yokes & Sockets 4
- Upper Gearcase Seal Kits 7
- Lower Gearcase Seal Kits 27
- Oil & Water Seals 32
- Gaskets & O-Rings 10
- Clutch Dog 1
- Hose Connectors 3
- Sterndrive Covers 1
- Bearings 14
- Bearing Carriers 2
- Spanner Nuts 2
- Gears & Gear Sets 0
- Shafts 2
- Shifting Components 9
- Drain Plugs & Gaskets 11
- Drive Anodes 0
- Prop Hardware 8
Drive Components
- Volvo U-Joint Assembly | Sierra 18-2339SIERRA-18-2339Qty In Stock: 6Brand: SierraReplacement u-joint assembly for Volvo Penta SX & DP-SM model stern drives. Learn MoreOMC SX Cobra Propeller Nut Kit | Sierra 18-3733SIERRA-18-3733Qty In Stock: 7Brand: Sierra
OMC SX Cobra Propeller Nut Kit
Learn MoreMercruiser GKN U-Joint | Sierra 18-6406SIERRA-18-6406Qty In Stock: 36Brand: SierraReplacement U-joint with external style clips for various Mercruiser Alpha I Gen II & Bravo stern drives. Learn MoreOMC Cobra Lower Gearcase Seal Kit | Sierra 18-2672SIERRA-18-2672Qty In Stock: 5Brand: SierraOMC Cobra Lower Gearcase Seal Kit
Learn MoreU-Joint Assembly | Sierra 18-6401SIERRA-18-6401Qty In Stock: 8Brand: SierraDirect replacement yoke assembly for Mercruiser Bravo I, II and III stern drives from 1998-2005. Learn MoreMercruiser Spanner Nut | Sierra 18-3751SIERRA-18-3751Qty In Stock: 14Brand: SierraMercruiser Spanner Nut
Learn MoreMercruiser Brass Castle Washer | Sierra 18-3714SIERRA-18-3714Qty In Stock: 5Brand: SierraMercruiser Brass Castle Washer
Learn MoreOil Seal | Sierra 18-2047SIERRA-18-2047Qty In Stock: 1Brand: SierraDirect replacement oil seal for Volvo Penta 958860. Learn MoreRetaining Nut | Sierra 18-3752SIERRA-18-3752Qty In Stock: 5Brand: SierraRetaining Nut
Learn MoreHeavy Duty U-Joint | Sierra 18-2104SIERRA-18-2104Qty In Stock: 20Brand: SierraReplacement heavy duty U-joint with internal retaining clips for various Mercruiser, OMC & stern drives. Learn MoreDrain Fill Washer | Sierra 18-4698SIERRA-18-4698Qty In Stock: 175Brand: SierraDrain Fill Washer Learn More