420958057 PTO End for Sea-Doo Challenger 1800 800 1997 Boat

PTO End for Sea-Doo

This PTO end (power take-off end) for Sea-Doo is the crankshaft-end component that transfers engine power to the jet drive driveline, and it replaces OEM part number 420958057.

Overview

The PTO End for Sea-Doo is a replacement crankshaft power take-off component built for 800-series Rotax marine engines. This PTO End links engine output to the jet drive, keeping power delivery steady on the water. It suits owners repairing or refreshing a Challenger 1800 with a worn or damaged PTO end.

Built For Performance

• Replaces OEM part number 420958057
• Fits 800-series Rotax marine engine applications
• Machined for a precise fit on the crankshaft PTO side
• Supports reliable power transfer to the jet drive driveline
• Direct-fit replacement for the original PTO end

Fits These Machines

• for Sea-Doo Challenger 1800 800, 1997

On-The-Job Use

• Crankshaft and driveline rebuilds on 800-series Rotax marine engines
• Restoring power transfer after PTO end wear or damage
• Routine engine service on 1997 Challenger 1800 models
• Jet drive repairs requiring a fresh PTO end

Specs At A Glance

Good To Know

Q: How do I know this PTO end fits my boat? A: It is listed for the 1997 Sea-Doo Challenger 1800 with the 800 engine. Check your model year and engine size before ordering.

Q: Does this replace my original PTO end directly? A: It is built to replace OEM part number 420958057, so it mounts in the original location. Confirm your existing part number matches before installation.

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