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HDZ 255 Drive Axle

4.5t Standard Load Model for Urban Distribution

4.2

额定载荷 t

8000

额定输出扭矩 N・m

Φ310×80 (Air Drum), Φ310×75 (Hydraulic Drum)

制动器规格

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/Products & Businesses/Powertrain System/Components/Axles/Medium-Duty and Light-Duty Trucks

概述优势规格型谱表

产品概述

Drive Axle.

产品优势

High reliability: The axle housing is made of customized high-strength alloy steel, increasing yield strength by 38%, with a fatigue life exceeding 1 million cycles.

High efficiency: Features low-friction technology in the main reducer, high-order tooth profile modification, and FF-treated differential shims, improving transmission efficiency by 3%-5%.

Lightweight design: Integrated design with key components made of high-strength lightweight materials, reducing total axle weight by 10–20 kg.

Extended maintenance-free intervals: No initial maintenance required, long oil-change intervals of 120,000/300,000 km for the main reducer, and lifetime maintenance-free wheel ends.

产品规格

Rated Load (t)	4.2
Rated output torque (N·m)	8000
Gear ratio	4.333, 4.875, 5.286
Brake Specifications	Φ310×80 (Air Drum), Φ310×75 (Hydraulic Drum)
Rim Specifications	7.00R16
Wheel Bolt Pitch Circle Diameter (mm)	Φ190
Target applications	4.5t Standard Load Model for Urban Distribution