Brake Proportioning/Combination Valve: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Brake Differential Valve | 1.0 | 0.0 | B | Includes: Bleed System | 
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Brake Differential Valve | 1.0 | 0.0 | B | Includes: Bleed System |