5 wt suspension fluid and fork oil from Motorex.  Ideal for all fork and shock appliations requiring a fluid around 22 cSt.  Try Shockcraft's simple fork oil selection charts to find out which oil you need for your brand of fork, terrain, climate and riding.

Viscosity:
22.9 cSt at 40 degrees Celsius
6.8 cSt at 100 degrees Celcius
VI 287
Pour Point <-40 degrees Celcius

(source: Motorex TDS).