Description
If you’re building a high-performance long-stroke engine for your ATV, the HOT RODS Crankshaft Kit 4421 eliminates the guesswork and machine work typically required for these demanding builds. This complete, factory-assembled unit arrives trued to OEM specifications and ready for installation, giving you a proven foundation that meets or exceeds OEM durability standards. Whether you’re running a TRX400EX, KFX/LTZ 400, Banshee, Warrior, or Raptor, this kit pairs seamlessly with Hot Rods’ specially engineered pistons to deliver the performance gains you’re after without compromise.
- Factory assembled, trued
- Complete crankshaft assembly
- Original Hot Rods connecting rods
- Top-end bearings included
- Meets/surpasses OEM specs
- Ready for installation
- Completely rebuildable design
- Six long-stroke applications
- Eliminates machine work
- TRX400EX compatible
- KFX/LTZ 400 compatible
- Banshee compatible
- Warrior compatible
- Raptor compatible
- Main bearings sold separately
- Seals sold separately
- MPN: 4421









