4352135010 Toyota NUT, FRONT WHEEL ADJUSTING, RH/LH, Price: 12.06$, Weight: 0.144kg

Front Hub Adjusting Nut for Toyota (RH/LH)

This precision nut sets and locks wheel bearing preload on the front hub. Designed for Toyota platforms, it fits either right or left side and keeps the bearing stack tight on the spindle, ensuring smooth, safe rotation .

Why this part is needed

Without a secure adjuster, bearing play grows, steering loses accuracy, and brake components can shift. A correct nut keeps preload stable, protects the bearing races, and maintains alignment under heat and load.

How it works

The nut threads onto the spindle against the thrust washer. You set preload by tightening while rotating the hub, then backing off slightly and re-snugging to spec. It’s commonly secured with a lock washer/cap or cotter pin to prevent loosening ✅.

What happens if it fails ⚠️

Symptoms include humming or grinding, wheel wobble, uneven tire wear, ABS flicker, pad knock-back, hot hub smell, or grease leakage. Continued driving risks bearing seizure, warped rotors, or losing the hub assembly.

Tech notes & install tips

Hardened steel, corrosion-protected, metric thread. Always inspect spindle threads and washers. Clean, pack bearings with quality grease, set preload to spec, then lock. Recheck after a short road test.

When to replace

Replace if threads are nicked, hex rounded, face scored, or if it no longer holds torque. Best practice: renew during bearing service for long-term reliability.