Description
If you’re building a long-stroke engine for your ATV, the HOT RODS Crankshaft Assembly 4041 eliminates guesswork and machine work by delivering a factory-assembled, trued crankshaft ready for bolt-in installation. This complete assembly pairs proven connecting rods and top-end bearings with precision-manufactured crankshaft webs that meet or exceed OEM specifications for durability and performance. Whether you’re upgrading a TRX400EX, KFX/LTZ 400, Banshee, Warrior, or Raptor, this purpose-built solution gives you the displacement gains you need without the fabrication headaches.
- Factory-assembled crankshaft
- Trued to OEM specifications
- Includes connecting rods
- Includes top-end bearings
- Precision crankshaft webs
- Bolt-on installation
- Completely rebuildable
- Main bearings sold separately
- Seals sold separately
- Six long-stroke applications
- MPN: 4041
- Hot Rods manufactured









