... of 13 tons axle Suspension: Double axles leaf spring suspension system,leaf spring 8×16×90mmWheel rim: 9.0-22.5Tire ... Landing Gear : Double-speed linkage, Baoming Holland.Brake system : Double pipe line air brake, WABCO brake valve, front axle is 30 air chamber, rear ... axle is 30/30air chamber.Electrical system : 24V, seven ...