Car MOT Manual 2012 onwards

Tyres and Road Wheels - 4.2 Applicable to all vehicles

This inspection applies to the road wheels fitted to the vehicle at the time of the inspection only.

The vehicle presenter should be informed if a defect is noticed on a spare wheel.

Removal of wheel hub caps etc. is not permitted.
Method of Inspection
A. Applicable to all vehicles

1. Check all road wheels for:

a. cracks, damage and distortion, particularly the rim
b. presence and condition of spokes
c. security
d. stud holes visibly badly worn
e. a wheel stud, bolt or nut loose or missing.
Reason for Rejection
a. A wheel badly damaged, distorted or cracked, or with a badly distorted bead rim
b. a wheel which has a spokes missing, cracked or excessively:
• loose
• bent, or
• corroded
c. a wheel insecure
d. excessive elongation of a stud holes in a wheel
e. a wheel stud, bolt or nut loose or missing

Tyres and Road Wheels - 4.2 Additional Tyre checks

These additional inspection items apply to Class 5, 7 and large Class 4 vehicles only.

It may not be possible to inspect every part of the road wheels from ground level, particularly within twin wheels or where the wheels are partly hidden by other parts of the vehicle or body. In such cases, the examination will need to be completed from beneath the vehicle during the underside inspection and the vehicle moved if necessary to expose the areas that could not previously be seen.
Method of Inspection
B. Additional checks

1. Check all road wheels for any:
a. fracture
b. fracture of a tyre retaining ring
c. weld breaking away
d. butting at the ends of a tyre retaining or locking ring.

2. Check for compatibility of wheel and fixings.

3. Check half shaft bolts, nuts and studs for security.

4. Check hubs for damage or cracks.

5. For spigot-mounted wheels, check for wear at spigot mounting between wheel and hub.
Reason for Rejection
a. A fracture on a wheel except at the bridge over the valve
b. a tyre retaining ring fractured
c. a weld breaking away
d. a tyre retaining ring butting so that the ring is visibly displaced from its seating

Note: With detachable spring retaining rings on wheel rims of semi-drop centre type identified by the ends of the ring shaped to interlock, abutting ends are permissible if retainer is adequately and safely located in the wheel rim.

2. A wheel and its fixings not compatible.

3. A half shaft bolt, nut or stud loose or missing.

4. A hub cracked or badly damaged.

5. Excessive wear between wheel and hub at spigot mounting.

Reproduced from the MOT Inspection Manual by kind permission of THE VEHICLE INSPECTORATE.

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