Hytrack HY 420
Brake fluid capacity & service interval
Hytrack HY 420 uses Brake fluid with a capacity range between min and max. Service intervals occur every 24 months or 200 hours. The data covers 2 configurations.
The configuration chart below lists fill volumes and service intervals for each engine and trim variant.
| Type | Specifications |
|---|---|
| HY 420 4X2 |
|
| HY 420 4X4 |
|
Additional Notes
- The Hytrack HY 420 brake fluid level specification calls for a fill between the minimum and maximum marks, which is a standard reservoir-level reference rather than a fixed volume, meaning the service fill is determined by the reservoir indicators rather than a measured quantity.
- Both the 4X2 and 4X4 configurations share an identical change interval of 24 months or 200 hours under normal use conditions, whichever comes first.
- The 24-month interval reflects the hygroscopic nature of brake fluid, which absorbs moisture over time and lowers its boiling point regardless of how many hours the vehicle has been operated.
- The 200-hour threshold provides an alternative interval trigger for vehicles that accumulate operating hours faster than calendar time, ensuring fluid condition is addressed before moisture absorption becomes a performance concern.
- Both drivetrain variants, the 4X2 and 4X4, are specified with a hydraulic brake system, and the shared interval and fill specification indicate no differentiation in brake fluid service requirements between the two configurations.