Wabco 9617234290 Trailer Hand Brake Valve

Description

The Wabco 9617234290 is a hand brake valve designed for trailer control within air brake systems. This valve is a critical component in ensuring the safe and reliable operation of trailers by providing a manual braking function. It features a 73° actuation angle, M16 x 1.5 JED - 388 port threads, and a 6mm hose nozzle exhaust. Its robust construction and adherence to OE specifications guarantee durability and consistent performance across a temperature range of -40°C to +80°C. The valve's 80mm mounting hole distance provides secure installation, while its design prioritizes efficient and responsive braking capabilities for enhanced trailer control.

Key Features & Benefits

This valve basically controls the trailer brakes when you pull the emergency brake handle inside your truck. It takes the air pressure from your system – think of it like the ‘blood’ flowing through your trailer’s braking system – and uses it to apply the brakes on the trailer axles. It’s a pretty simple idea, mechanically, but crucial. It's got an internal piston and spring system that opens and closes the air lines to the brake chambers. It also usually includes a manual release, so you can adjust things if needed. It’s part of the whole air brake system on your trailer. The tractor supply air pressure, but this valve is the direct connection between what you do in the cab and the trailer brakes actually doing something. It’s a critical link in the chain; without it, pulling that handle won’t do a thing. It acts like a shield, giving you that extra braking power when you need it, especially in emergencies or on steep hills.

Symptoms, Risks & Replacements

Well, think about it. If this valve fails, your trailer brakes aren’t going to work when you need them most. That's a serious safety issue. You’ll notice if it's going bad because your trailer might not brake effectively when you pull the handle, or the brakes might drag a little bit even when you don’t want them on. It’s one of those parts where it’s far better to replace it proactively than to wait until you’re in a situation where you really need those trailer brakes and they don’t respond. We carry a good selection of these, and you can also find them online at places like Fixparts Online if you prefer to shop that way. Keeping this valve working right is just a smart move for safety and peace of mind.

Warranty Information

Wabco Trailer Hand Brake Valve (MPN 9617234290) comes with a 1-year warranty.