Husqvarna SMS

Brake fluid capacity & service interval

Husqvarna SMS uses brake fluid with a capacity range between min and max. Service intervals include checks at 1000 km and 6000 km, plus a change every 12 months. The data covers 2 configurations.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
SMS4 125 (2011-2013)
  • Use: Normal
  • Between min and max.
  • Check 6000 km
  • Change 12 months
SMS4 125 (2011-2013)
  • Use: Initial service
  • Between min and max.
  • Check 1000 km

Additional Notes

  • The Husqvarna SMS4 125 hydraulic brake system carries a fill level defined by a min-to-max range rather than a fixed volume, which is characteristic of sealed brake fluid reservoirs where the fluid level is monitored visually rather than measured by quantity.
  • Under normal use conditions, the brake fluid level on the SMS4 125 is scheduled for inspection at 6,000 km intervals, with a full fluid change required every 12 months regardless of distance traveled.
  • The 12-month change interval reflects the hygroscopic nature of brake fluid, which absorbs moisture from the atmosphere over time and lowers the boiling point of the fluid even when mileage remains low.
  • An initial service check of the brake fluid level is specified at 1,000 km for the SMS4 125, a shorter interval than the standard 6,000 km check applied under normal use conditions.

Other Systems