K644 PTO Transfer Gear Kit – 601K6440000

The Interpump Hydraulics K644 is a complete PTO transfer gear assembly designed for heavy-duty power transmission applications. This kit transfers rotational power between the PTO and auxiliary equipment through a robust, gear-driven shaft system. Engineered for maximum durability, it features precision-machined gears, hardened drive shafts, reinforced housings, and high-load bearings.

Kit Includes:

• Complete gear housing with integrated bearing

• Hardened splined coupling flange (aluminum body with steel internal spline)

• Long, hardened steel drive shaft

• Precision-cut gasket

• Full bolt set with washers

Features:

• Heavy-duty gear assembly for industrial PTO applications

• Hardened gears for exceptional torque capacity and long service life

• High-precision bearings ensure smooth, stable rotation

• Machined aluminum coupling flange for perfect PTO alignment

• Shaft and gear set designed for high-load, continuous-duty operation

• Complete installation-ready assembly

An essential drivetrain component for workshops installing or servicing PTO-driven hydraulic or mechanical systems on trucks and industrial vehicles.