Load Index 178

178
Load index — max weight per tyre7500 kg / 16,535 lbs
Four of them carry 30,000 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 7500 kg.

Nearby indices

Defined in UN vehicle regulation.

Where load index 178 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 178 sits in the same place.

205/55R16 178VCONSTRUCTIONRIM DIAMETERASPECT RATIOLOAD INDEXSECTION WIDTHSPEED SYMBOL

178 Load index

Each tyre carries up to 7500 kg at 36 psi — 30,000 kg across four.

More on load index

Also moulded on the wall