Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...
Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...
Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...
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Tires<br />
PART 8: MAINTENANCE AND SERVICE<br />
WARNING!<br />
• Mismatched tires are dangerous. Mixing tire<br />
types may lessen the road-holding ability of<br />
both types of tires. You can lose control and<br />
be injured. Never mix tires of different design,<br />
such as steel belted radials and bias ply<br />
tires. Make sure, too, that you use the right<br />
size tires on each wheel. Some vehicles require<br />
different sizes on front and rear wheels.<br />
For safety, always use the recommended size<br />
and type of tires.<br />
• Regrooved tires or tires with reinforcement<br />
repairs can be dangerous on steering axles.<br />
They could cause you to lose control of your<br />
Replacing Tires<br />
vehicle. Do not install regrooved or reinforcement-<br />
repaired tires on your steering<br />
axles.<br />
Front: Replace front tires when less than 4/32 in. of tread<br />
remains. Check at three places equally spaced around the<br />
tire.<br />
Drive Axles or Trailers: Replace tires on drive axles or<br />
trailers when less than 2/32 in. of tread depth remains in<br />
any major groove. Check at three places equally spaced<br />
around the tire. See the next illustration for recommended<br />
measuring points for tread depth.<br />
– 152 – Y53-6015 R(08/<strong>07</strong>)
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