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U.S. coins can be substituted for a tire tread depth gauge as tires wear to the critical final few 32nds of an inch of their remaining tread depth. 2/32" remaining tread depth Place a penny into several tread grooves across the tire. If part of Lincoln's head is...
Place a penny between the tread ribs on your tire. A “rib” refers to the raised portion of tread that spans the circumference of your tire. Tire tread is composed of several ribs. Turn the penny so that Lincoln’s head points down into the tread. See if the top of his head disappears between the ribs. If it does, your tread is still above ...
There are several popular ways to check your tire tread depth. One easy way is the penny test. Simply insert a penny into your tire's tread groove with Lincoln's head upside down and facing you. If you can see all of Lincoln's head, your tread depth is less than 2/32 inch and it's time to replace your tires.
…tread depth. It's important to note that the tire's performance in rain and snow can be reduced before it no longer meets the minimum tread depth requirement. You can substitute a tire tread depth gauge with a U.S. coin to measure those critical few 32nds of an inch of remaining tread depth. When…
In most states, legal tire tread depth is 2/32 of an inch, which is the exact distance from the tip of Abe’s head to the edge of the penny. Keep in mind that even if your tires pass the Lincoln penny test, you may want to consider buying new tires before the 2/32” rule kicks in. Tires with low treads make hydroplaning on rain-soaked roads more likely and significantly reduce traction in snow.
Measuring tread depth with our step-by-step instruction is a simple and surefire way to help ensure your tires will stick to the road and keep you safe, according to most states' laws, tires are legally worn out when they have worn down to 2/32" of remaining tread depth!
Penny test for tires – how to measure tread depth. You may have heard of the penny test for tire tread depth and wondered if it’s something a layperson can manage, and a reliable test and indication of tire tread depth. The answer to both is “yes!”
TIRE TREAD AND PENNY TEST Tread is a series of grooves which provide your car’s tires with traction. These grooves between tread blocks act as channels that divert water, snow, and other slick elements away from the tire to help you maintain traction on slippery surfaces.
Place a penny head first into several tread grooves across the tire. If you always see the top of Lincoln’s head, your treads are shallow and worn. If this is the case, your tires need to be replaced. If part of Lincoln’s head is always covered by the tread, you have more that 2/32 of an inch of tread depth remaining.
Check Tread Depth with a Penny. Flip a penny upside down, and with the top of Lincoln’s head perpendicular to the tire’s surface, insert the coin into the tire’s center circumferential groove.