HOT RODS Crankshaft Assembly 4040

If you're serious about maximizing displacement and power in your sport ATV, a long-stroke crankshaft assembly is one of the most direct paths to measurable gains in torque and horsepower. The HOT RODS Crankshaft Assembly 4040 arrives factory-assembled, trued to OEM specifications, and ready to install—eliminating the guesswork and machine work typically required for stroke-up builds. Combined with HOT RODS' engineered piston kits for popular platforms, you get a bolt-together solution that meets or exceeds OEM durability standards.

This complete assembly includes connecting rods, top-end bearings, and crankshaft webs, so you're not hunting down mismatched components. The design is fully rebuildable with genuine HOT RODS parts, giving you long-term serviceability without proprietary dead ends.

• Complete factory assembly
• Trued to OEM specifications
• Includes connecting rods
• Top-end bearings integrated
• Ready for installation
• Meets/surpasses OEM durability
• Fully rebuildable design
• Six long-stroke applications available
• Compatible with TRX400EX
• Compatible with KFX/LTZ 400
• Compatible with Banshee
• Compatible with Warrior
• Compatible with Raptor
• Eliminates typical machine work
• Main bearings/seals separate