Kawasaki KFX 400 Bottom End Kit - Hot Rods - Stroker Crankshaft Option Available - `03-`06. A complete, ready-to-install bottom end solution for 2003–2006 KFX 400 models that consolidates the core components needed for a reliable rebuild.

This Hot Rods kit contains the crankshaft assembly, main bearing and seal kit, plus a full top and bottom gasket kit with all necessary seals. It’s intended for builders and enthusiasts who want to replace or upgrade the bottom end without hunting individual parts. A stroker crankshaft option is available on some models for riders looking for a different displacement or torque characteristic. The kit is designed to fit the specified model years and provides the parts commonly replaced during a bottom end rebuild.

Features

• Complete bottom end package: crankshaft, bearings, seals
• Full top and bottom gasket kit with all seals included
• Hot Rods crankshaft standard; stroker crank option available on select models
• Fits Kawasaki KFX 400 model years 2003–2006
• Simplifies parts sourcing and reduces rebuild time

If you have questions or need help confirming fitment, call us directly — we’re happy to assist. We offer installation and customization services at our two locations in Austin, Texas and the Los Angeles, California area. 512-982-9393 (TX) | 562-981-6800 (CA). If you’re considering multiple items, contact us for shipping discounts. We install on premises at both locations.

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