Mounting: 3/8-16 UNC-2B (3x)
Because you’re not getting power assist
Poor or inconsistent brakingThis is more common when the valves get stuck open
A Power Brake Booster Assembly 84472897 (often just called a brake booster) is a key component in a vehicle’s braking system that helps reduce the amount of physical effort needed to press the brake pedal and stop the vehicle
Purpose of using 19210071
S4005001037 | Genuine Wabco ABS Trailer ECU Valve Assembly Power Trim Assembly Mounting: 3/8-16 UNC-2B (3x)Description: An ABS Trailer ECU Valve Assembly S4005001037 is the brain and control valve of the trailers anti lock brake system, helping the trailer stop safely without skidding. Part Number: S4005001037, 8235 S4005001037 Condition: New Manufacture Brand: Wabco Fits S4005001037 For Semi trailers, Tri axle trailers, Tandem axle trailers, Tank trailers, dry bulk trailers, chemical trailers, and other commercial trailers Specifications S4005001037: