92055-3740 Crankshaft O-Ring for Kawasaki STX 900 1997-2006

Crankshaft O-Ring for Kawasaki STX 900

This Crankshaft O-Ring for Kawasaki STX 900 is a direct replacement seal made to match OEM part number 92055-3740, keeping the crankcase sealed against oil and water intrusion.

Overview

This crankshaft O-ring for Kawasaki STX 900 fits select 900 series personal watercraft and seals the crankshaft area against oil seepage and water intrusion. It is a direct-fit replacement for OEM part 92055-3740, sized to sit correctly in the crankcase groove. Ideal for rebuilders, mechanics, and DIY owners refreshing a 900 series jet ski engine.

Built For Performance

• Direct replacement for OEM part number 92055-3740
• Seals the crankshaft area to prevent oil and water intrusion
• Formed to fit the crankcase groove correctly on 900 series engines
• Constructed from oil and water resistant seal material
• Sold as a single O-ring for one crankshaft application

Fits These Machines

• for Kawasaki STX 900 (1997-2006)

On-The-Job Use

• Crankcase reassembly during a top or bottom end engine rebuild
• Oil leak repair and resealing on a used 900 series jet ski
• Routine maintenance when the crankcase is opened
• Shop and DIY repair of older STX 900 watercraft

Specs At A Glance

Good To Know

Q: Is this an original Kawasaki part? A: No, this is an aftermarket crankshaft O-ring built to match OEM part 92055-3740 for the STX 900. It is designed as a direct replacement seal, not a factory-branded component.

Q: How do I confirm this fits my jet ski? A: Check your engine model and existing part number against 92055-3740 on your 1997-2006 STX 900. If the numbers match, this O-ring is the correct replacement for that application.

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