The Bendix RG-4 relay valve, part number A85490X, is an air brake emergency relay valve designed for heavy-duty truck air brake systems. This valve carries a cross-reference number of VK1024W, making it a direct interchange for applications specifying that reference. The RG-4 relay valve modulates air pressure to the brake chambers, helping the system deliver fast, consistent brake response. Sold by Pro Gear and Transmission as a genuine Bendix component. Call us to confirm proper fit for your application.
A refundable core charge of $7.00 applies to this item and will be collected at checkout. The core charge is refunded upon receipt of your returned core, subject to its condition; customer is responsible for return shipping. Call us at (877) 776-4600 for details.
Features
Bendix RG-4 series air brake relay valve
Part number A85490X
Cross-references VK1024W
Classified as an air brake emergency relay valve
Sold by Pro Gear and Transmission
Tech Specs
- Cross Reference: VK1024W
- Unit of Measure: Each
