Description
SIERRA Volvo Penta Sterndrive Rear Cover, Replaces 832570 – 18-4206
Sierra 18-4206 is a sterndrive rear/shift cover for Volvo Penta AQ200, 250, 270, 275, 280 and 290 sterndrive applications using rear cover 832570.
- Replacement rear/shift cover for the specified Volvo Penta AQ-series drives.
- Cross-references Volvo Penta 832570 and GLM 23100.
- Inspect the lock-catch screw, sealing surfaces and adjacent shift-cover hardware while the cover is removed.
- Designed as a direct marine-service replacement where the listed Sierra/OEM reference is specified.
- Compare the original part number, dimensions and assembly configuration before installation.
Fitment for marine engine and drive service parts can vary by model, serial number, drive/gearcase, cooling configuration and prior OEM supersessions. Compare the original OEM number and physical configuration before installation, and follow the applicable manufacturer service procedure and torque specifications.
Specifications
- Manufacturer: Sierra
- Part Number: 18-4206
- Part Type: Sterndrive rear/shift cover
- Application: Volvo Penta AQ200, 250, 270, 275, 280 and 290 sterndrive applications using rear cover 832570.
- Drive Families: AQ200 / 250 / 270 / 275 / 280 / 290
Interchange / OEM References
- Volvo Penta: 832570
- GLM: 23100


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