HOT RODS Crankshaft Assembly 4023

If you're running a high-revving ATV engine and demand reliability without compromise, a properly assembled crankshaft is non-negotiable. The HOT RODS 4023 arrives factory-assembled and trued to OEM specifications, eliminating guesswork and saving you the labor cost of having a machine shop balance and inspect a used or aftermarket unit. This is a complete, bolt-in solution that meets or exceeds OEM durability standards—critical when you're pushing power through long-stroke applications.

Hot Rods engineered this assembly specifically to simplify long-stroke conversions on popular platforms like the TRX400EX, KFX/LTZ 400, Banshee, Warrior, and Raptor. You get a ready-to-install crankshaft with matched connecting rods and top-end bearings, eliminating the machine work and custom fitment headaches that typically plague oversized displacement builds.

• Factory-assembled, OEM-trued
• Includes connecting rods, bearings
• Complete, ready-to-install unit
• Meets or exceeds OEM specs
• Fully rebuildable design
• Six long-stroke ATV applications
• Designed for TRX400EX platforms
• Fits KFX/LTZ 400 engines
• Compatible with Banshee, Warrior, Raptor
• Eliminates custom machine work
• Main bearings sold separately
• Single-cylinder configuration