Parts for your 1998 Toyota Crown-Wheel hubs

1998 Toyota Crown wheel hubs — what they do and how to look after them

Wheel hubs are absolutely used on the 1998 Toyota Crown. Technical sources such as the Toyota Electronic Parts Catalogue (EPC) for the S150-series Crown (1995–1999 models including JZS151/JZS155/GS151) list dedicated Front Axle Hub sub-assemblies and rear hub/bearing components, and the factory Crown Chassis & Body Repair Manual for the S150 platform includes full procedures for front hub removal/installation and bearing preload checks. That makes wheel hubs directly relevant for servicing a 1998 Toyota Crown.

On a ’98 Crown, the wheel hub is the central mounting point for the wheel and brake rotor/drum, housing the wheel bearing and, on ABS-equipped variants, the tone ring/reluctor. Its job is to keep the wheel rotating smoothly, support vehicle load, and maintain precise alignment for braking and steering. Depending on the exact variant, the Crown may use serviceable tapered roller bearings in the front hub or sealed hub/bearing units, the rear, being a RWD platform, typically uses a pressed-on bearing at the axle or a hub/bearing assembly. Either way, the care principles are similar.

• Tell-tale signs: a low humming that rises with speed, a growl when turning, vibration through the wheel, uneven tyre wear, or ABS warnings if the tone ring/sensor is affected.
• Checks during service: lift the car safely, spin and listen, feel for roughness, and check for play at 12 and 6 o’clock. Inspect seals and look for grease staining.

If your Crown has serviceable bearings, clean, inspect, repack with high-temp bearing grease, fit new seals, and set preload per Toyota specs. If it uses sealed hub units, replacement is the go-to fix when wear is detected—no repacking possible. Always use quality parts, a torque wrench for the axle nut and hub bolts, and new cotter pins or stakings where specified. After hub or bearing work, a road test and, if steering components were disturbed, a wheel alignment check are smart moves.

1. Confirm design via VIN/EPC to know if you’re repacking or replacing.
2. Replace in pairs on the same axle if noise/play is evident—keeps handling consistent.
3. Re-torque wheels after 50–100 km and recheck for any fresh noise.

Look after the hubs and the Crown stays quiet, tracks straight, and treats its tyres kindly over the kilometres.

Popular questions

How do I know if my 1998 Toyota Crown’s wheel hub or bearing is failing?
Common clues include a steady humming that gets louder with speed, a growl when cornering, or a faint vibration through the steering. Jack it up, spin the wheel, and feel for roughness. Grasp the tyre at 12 and 6 o’clock, noticeable play suggests bearing wear. If equipped with ABS, a failing hub can also trigger an ABS light if the tone ring or sensor signal is affected.

Does the ’98 Crown have serviceable bearings or sealed hub units?
Both exist across the S150 Crown range. Many variants use serviceable tapered roller bearings at the front that can be cleaned, repacked, and preloaded. Others, and some rears, use sealed hub/bearing assemblies that are replaced as a unit. The Toyota EPC and build plate/VIN details will confirm which setup your car has.

How often should wheel hubs or bearings be serviced or replaced?
There’s no hard kilometre interval for replacement—condition is king. Inspect at every brake service or tyre rotation. Serviceable bearings should be checked and repacked at sensible intervals if signs of dried grease, contamination, or heat are present. Sealed hub units are replaced when noisy, rough, or loose. Quality parts and correct torque go a long way to long life.