Planetary hub carrier 458/M4232 JCB Loadall, aftermarket

For the JCB Loadall telehandlers: planetary hub carrier 458/M4232, an aftermarket part.

The carrier may be supplied as an assembly with the planet gears or as the body only; the assembly saves collecting the gears separately. It is chosen by part number so the stud count and planet pin bores match the old part. During the change, also check the planet gears, needle bearings and sun gear. The planetary oil level is checked with the wheel in the correct position.

Specifications

Compatibility

According to sources, 458/M4232 is the planetary hub of JCB telehandlers. Other parts are in Reduction gears.

Fitting

For the change, remove the wheel and drain the planetary gearbox oil. Renew the gasket or O-ring between the carrier and the axle casing and tighten the bolts to the specified torque in a cross pattern. Fill the planetary with oil of the type and quantity in the service manual; after refitting the wheel, torque the nuts and check them again after a short period of work. The part comes new; before fitting, check the planet pin bores, stud holes and gasket face. After the carrier is fitted, turn the wheel by hand to confirm the planetary turns without binding, then check the oil level at the plug hole with the wheel in the position the manual specifies.