Feature
[A23]
Guard plate for callipers
• Guard plates on the callipers to repel stones, branches,
wires, etc.
[A26]
Reinforced wheel stud covers
• Reinforced covers for the wheel studs (wheel hub cover)
[A27]
Double sealing of wheel hubs, for operations in muddy
conditions
• Additional sealing rings
[A28]
Encapsulation of hub reduction gear, for operations in
extremely muddy conditions
• Complete encapsulation with additional sealing rings
• Mechanical drainage valves in compressed air system
• Only available as standard for U 4023, feasible for U 5023
via CTT code [UA28]
Advantage
• Protect brake callipers from damage in off-road use
• Protection from damage in extreme off-road territory
• Prevents water and fine sand from entering into the hub
reduction gear
• Prevents water and fine sand from entering into the hub reduction
gear and the brakes
• Special protection for operations in extremely muddy and sandy
terrain (e.g. open-pit mining operations)
• Facilitates drainage of the compressed air system
Axles
Technical Manual
Mercedes-Benz Special Trucks
42