Description
SIERRA Early MerCruiser #1 U-Joint Bellows – 18-2752
Early-style U-joint bellows without ridge for MerCruiser #1 drives through serial 3443920 using OEM 36223/36223A1/A2-style bellows. It is intended as an application-specific replacement for the original marine component and is cross-referenced by the OEM/aftermarket numbers listed below.
- Application: MerCruiser #1 drives through serial 3443920 using OEM 36223/36223A1/A2-style bellows
- Function: Seals the early drive-shaft/U-joint cavity against water while allowing steering and trim movement.
- Component: U-joint bellows
- Design: Early style, without ridge
- Interchange: MerCruiser: 36223, 36223A1, 36223A2
Confirm the engine or sterndrive model, serial range and original part number before installation. During service, inspect adjacent seals, fasteners, hoses and mating surfaces so a related fault is not carried into the repaired assembly.
Specifications
- Component: U-joint bellows
- Design: Early style, without ridge
- Serial range: 3443920 and below
- Includes: Clamp
Interchange / Replaces
- MerCruiser: 36223, 36223A1, 36223A2


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