🇺🇸 US TIRE SAFETY TELEMETRY • DOT CODE & PRESSURE TOOLS
NHTSA 49 CFR § 574.5 STANDARDSETRTO & TRA FITMENT GUIDELINES
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AUTOMOTIVE RUBBER & TRACK TELEMETRY
📏 TIRE SIZE TELEMETRYPassenger Car Spec

205/70R14
Pressure & Fitment Telemetry

Complete dimensional analysis, recommended cold inflation pressure, sidewall height, revolutions per mile, and ETRTO/TRA fitment specifications for 205/70R14.

⚡ RECOMMENDED COLD PRESSURE (QUICK SUMMARY)
30 PSI
(2.07 Bar / 207 kPa)

Baseline Standard: Estimated cold pressure for standard load passenger/SUV applications. Always cross-reference with the official tire placard on your driver-side door jamb.

205/70R14 Dimensions & Geometry

Section Width
205 mm
8.07 inches
Sidewall Height
143.5 mm
5.65 inches
Overall Diameter
642.6 mm
25.3 inches
Revolutions / Mile
797
At 60 mph

Pressure Adjustments for 205/70R14

🎒 Full Cargo & Heavy Passengers

When carrying maximum passengers or heavy trunk cargo, increase cold pressure by +3 to +4 PSI (33 PSI total) to maintain carcass structural integrity and prevent shoulder tire wear.

❄️ Winter & Cold Weather Drops

Ambient temperature drops reduce air pressure by ~1 PSI per 10°F (5.5°C). If ambient temperatures drop from 70°F to 30°F, set cold inflation to 34 PSI in a warm garage to avoid driving under-inflated.

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