DF1302D-485/Bus Standard Axle
DF1302D-485 is a 13-ton heavy-duty drive axle independently developed by Dongfeng DANA in 2003. It is specially designed for large buses of 12 meters and above, and was comprehensively upgraded for new energy working conditions from 2011 to 2013.
Rated load capacity: 13,000 kg; maximum torque: 47,000 N·m (industry-leading); features a 135×150 mm high-strength stamped and welded axle housing, incorporating DANA’s high-power-density gear technology: wide gear surfaces and high overlap coefficients enhance impact resistance and reduce noise, while high-capacity bearings and an enhanced oil flow system ensure reliable lubrication;
Standard equipped with φ410×220 air brake (22.5″ rim), compatible with 8.25×22.5 rims and 275/70R22.5 tires, with optional maintenance-free hub units.
D485 Product Features
DANA high-power density gear design technology achieves a wide tooth surface and high overlap coefficient, improving gear impact resistance and reducing noise.
High-capacity bearings and high-strength connectors enhance system strength and reliability.
A highly reliable oil flow system and high-performance seal design ensure adequate lubrication and reliable sealing.
Intensive shot peening and gear grinding processes extend gear life and reduce noise.
Technical Specifications
| Platform: | DF1302D -485 |
| Rated Load (kg): | 13000 |
| Axle Housing Type: | Stamping and Welding |
| Axle Housing Cross Section (mm): | 135 × 150 |
| Rim Mounting Distance A (mm): | 1842 – 1898 |
| Spring Distance B (mm): | 970 – 1030 |
| Maximum Torque (N·m): | 47000 |
| Ratio Series: | 3.07-6.33 |
| Brake Type: | Air Brake |
| Brake Specifications: | φ410×220、22.5″ |
| Cylinder Center Distance C (mm): | 545 |
| Applicable Rim: | 8.25×22.5 |
| Applicable Tire: | 275/70R22.5 |
| Wheel Bolt Circle D (mm): | φ335 |
| Wheel Bolts: | 10 – M22×1.5 |
| Optional Configurations: | Maintenance – free Hub Unit |
| Lead Time: | 15-30 Working Days |
| Payment Terms: | T/T ,L/C |
Model | Rated Load (Kg) | Axle Housing Section (mm) | Rim Mounting Distance A (mm) | Spring Distance B (mm) | Speed Ratio Series | Maximum Torque (N.m) |
| DF1302D-485 | 13000 | 135×150 | 1842 – 1898 | 970 – 1030 | 47000 | 3.07-6.33 |
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Basic information of truck ordinary bridge | |||
| Axle Housing Type | Stamped and Welded | Speed Ratio Series | 3.07 – 6.33 |
| Brake Type | Pneumatic Brake | Brake Specification | φ410×220, 22.5″ |
| Air Chamber Center Distance C (mm) | 545 | Adapted Rim | 8.25×22.5 |
| Adapted Tire | 275/70R22.5 | Wheel Bolt Distribution Circle D (mm) | φ335 |
| Wheel Bolt | 10 – M22×1.5 | Optional Configuration | Maintenance – free / Low – maintenance Hub Unit |
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Note: All Above Data are Just for Reference, All Data Might Change Without Notices or Updates, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

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