Homepage - Tyrebay Direct Glossary

Here are the results for the letter d

DEFLECTION

The difference between a tyre’s unloaded or free radius and the loaded radius.

DIRECTIONAL STABILITY

The tendency for a tyre to rolling its steered direction rather than follow road contours.

DOT

Stands for Department of Transportation. The 10 digit code appearing after the DOT designation gives information such as week and year the tyre was produced, as well as the manufacturer, plant, tyre line and size.

DSST

Dunlop Self-Supporting Technology. An advanced tyre design that permits limited driving after loss of inflation pressure. Requires a pressure monitoring system.

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