HOT RODS Crankshaft Assembly 4006

A long-stroke crankshaft assembly unlocks measurable gains in torque and low-end power for high-demand ATV applications, giving you the bottom-end reliability that separates consistent race finishes from catastrophic failures. The HOT RODS Crankshaft Assembly 4006 arrives factory-assembled, trued to OEM specifications, and ready to bolt in—eliminating guesswork and machine work on platforms like the TRX400EX, KFX/LTZ 400, Banshee, Warrior, and Raptor. Built with genuine HOT RODS connecting rods and premium bearing materials, this assembly meets or surpasses OEM durability while delivering the performance edge your engine demands.

• Complete assembly, factory-trued
• Genuine HOT RODS connecting rods
• OEM-spec main webs
• Long-stroke application optimized
• Bolt-on installation ready
• Top-end bearings included
• Fully rebuildable design
• Special piston compatible
• Main bearings sold separately
• Single-cylinder crankshaft configuration
• No machine work required
• Six ATV platforms supported
• MPN: 4006