420947573 Crankshaft Output Sleeve for Sea-Doo GTI STD HO 900 2017-2019

Crankshaft Output Sleeve for Sea-Doo

This crankshaft output sleeve is a replacement sealing and support component for the Sea-Doo GTI STD HO 900, cross-referenced under OEM part number 420947573.

Overview

This crankshaft output sleeve for Sea-Doo delivers a durable mounting surface at the crankshaft output where the seal rides. It is built for riders servicing the Sea-Doo GTI STD HO 900 and wanting a reliable fix for leaks or wear at the output end. Installing a fresh crankshaft output sleeve for Sea-Doo helps restore proper sealing and keeps the engine running clean.

Built For Performance

• Direct replacement for OEM part number 420947573
• Precision-machined surface for a proper seal face
• Corrosion-resistant material suited to marine conditions
• Withstands the heat and load of 900cc engine operation
• Designed to seat on the crankshaft output without modification

Fits These Machines

• for Sea-Doo GTI STD HO 900 (2017-2019)

On-The-Job Use

• Replacing a worn or grooved sleeve during engine service
• Sealing the crankshaft output after a bottom-end rebuild
• Routine maintenance on Sea-Doo GTI models
• Correcting oil or water intrusion at the output seal area

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is a replacement crankshaft output sleeve made to fit Sea-Doo applications and cross-referenced to OEM number 420947573. It is not produced by Sea-Doo.

Q: How do I know it fits my watercraft? A: Confirm your engine model and year match the fitment listed above, and check your serial number before ordering. The part number 420947573 should appear in your parts diagram for the same position.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.