Load Index 66

66
Load index — max weight per tyre300 kg / 661 lbs
Four of them carry 1,200 kg in total.
psi
Reference pressure — where that load rating applies36 psi / 248 kPa · 2.48 bar
Not a recommended pressure — set yours from the placard in the door shut. Below this, the tyre carries less than 300 kg.

Nearby indices

Defined in UN vehicle regulation.

Where load index 66 is on the tyre

It is the number just after the rim size. Here it is on an example 205/55R16 — yours will read differently, but the 66 sits in the same place.

205/55R16 66VASPECT RATIOCONSTRUCTIONSECTION WIDTHRIM DIAMETERLOAD INDEXSPEED SYMBOL

66 Load index

Each tyre carries up to 300 kg at 36 psi — 1,200 kg across four.

More on load index

Also moulded on the wall