https://www.fleetmaintenance.com/equipment/brakes-tire-and-wheel/article/55374484/cummins-inc-cummins-introduces-service-friendly-air-disc-brakes-for-heavy-single-rear-axles
Cummins introduces service-friendly air disc brakes for heavy single rear axles | Fleet Maintenance
The air brakes come with a hub design that reduces rotor service time and labor.
air disc brakes
https://www.bendix.com/en/products/wheel-end-solutions/air-disc-brakes/
Bendix® ADB22X® Air Disc Brakes
With over 3 million units and counting, no one else can offer the same field-proven performance as Bendix.
air disc brakes