Subaru Legacy BN/BS (2015-2019) Owners Manual: Traction AA, A, B, C

Subaru Legacy BN/BS (2015-2019) Owners Manual / Consumer information and Reporting safety defects / Uniform tire quality grading standards / Traction AA, A, B, C

The traction grades, from highest to lowest, are AA, A, B and C. Those grades represent the tire's ability to stop on wet pavement as measured under controlled conditions on specified government test surfaces of asphalt and concrete. A tire marked C may have poor traction performance.

WARNING The traction grade assigned to this tire is based on straightahead braking traction tests, and does not include acceleration, cornering, hydroplaning, or peak traction characteristics.

Treadwear

The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 wou ...

Temperature A, B, C

The temperature grades are A (the highest), B, and C, representing the tire's resistance to the generation of heat and its ability to dissipate heat when tested under controlled conditions on a s ...

Other materials:

Inspection
1. Check the V-belt for cracks, tear or wear.2. Check the V-belt tensioner assembly and idler pulley for deformation, cracks or other damages.3. Check that the V-belt ribs are securely placed on the rib grooves for each pulley.4. Check that the V-belt tensioner assembly (C) moves in the direction of ...