SAE J1452_202405

SAE J1452_202405 PDF

This SAE Recommended Practice establishes methods to determine grade parking performance with respect to:

1. Ability of the parking brake system to lock the braked wheels.
2. The trailer holding or sliding on the grade, fully loaded, or unloaded.
3. Applied manual effort.
4. Unburnished or burnished brake lining friction conditions.
5. Down and upgrade directions.