Description
Kawasaki Jet Ski STX-15F 1500 Complete Bottom End Rebuild Kit
Rebuild the foundation of your Kawasaki Jet Ski STX-15F 1500 engine with this Complete Bottom End Rebuild Kit for applicable 2007–2019 models. This package combines the major rotating assembly components, timing components, bearings, and sealing parts commonly replaced during a full bottom-end rebuild.
Because the bottom end handles constant load, RPM, and heat, replacing worn components during service helps restore smooth operation and support long-term reliability on the water.
This Kit Includes
- Crankshaft
- Complete Gasket Kit
- Oil Pump Chain
- Connecting Rods
- Cam Chain
- Crankshaft Ball Bearing
- Crankshaft Outer Bearings
- Crankshaft Inner Bearings
- Crankshaft Center Bearings
- Connecting Rod Bearings
Fitment
- Kawasaki Jet Ski STX-15F 1500
- Applicable 2007–2019 models
Why Rebuild the Bottom End?
The bottom end supports the crankshaft, rods, bearings, and rotating assembly that keep your engine running properly. Over time, these parts wear from heat cycles and operating load. As a result, engines may develop vibration, oil issues, internal noise, or reduced performance.
Replacing the major wear components together helps protect the rebuild and reduces the need to reopen the engine later.
Need a Different Rebuild Level?
If your crankshaft and major rotating components are still usable, consider stepping into our Kawasaki STX-15F 1500 Complete Bottom End Refresh Kit.
Looking for additional support parts? You may also want to review:
If you’re comparing rebuild paths, review our Engine Rebuild Kit Guide.
Support & Resources
Need help confirming fitment? Visit Contact REV6. You can also review our Warranty Policy, browse the FAQ, or visit the Help Center.
For larger rebuild projects, explore our financing options. For technical articles and rebuild information, visit the REV6 Blog.
Take Action
Order your Kawasaki Jet Ski STX-15F 1500 Complete Bottom End Rebuild Kit today and rebuild with confidence. With nationwide shipping, REV6 support, and a 1-year warranty, you can get back on the water with confidence.













