DD1101D-440 | Ordinary Bridge
DD1101D-440 is Dongfeng Dana’s 2015-2017 self-developed heavy truck drive axle, with technology integrating American Dana’s high power density design.
Rated load 10000kg, suitable for GVW 11-49 tons heavy truck market.
Punch-welded axle shell (135×150mm cross-section) realizes light weight, and the deadweight of the double axle is 140kg lower than that of the competitors; the main reducer adopts an integral shell, and the transmission efficiency is improved by 0.5-1%.
Maximum torque is 35,000N-m, speed ratio is 2.56-5.57, standard air brake (φ410×220, 22.5″ rim). Suitable for 9.0V-20 rims and 12.5R22.5 tires, optional maintenance-free wheel unit.
DD1101D-440 Product Features
The final reducer assembly utilizes the DANA design concept—a high-power density design—to ensure torque transmission strength while maintaining a smaller footprint.
High transmission efficiency: 0.5-1% higher efficiency than competing products.
Lightweight design: The integrated reducer housing (no bearing seat) reduces the weight of the dual axles by 140 kg compared to competing products.
Low-noise gear design and manufacturing: leading noise levels among similar competitors.
Multiple optimized designs and product quality levels ensure more reliable axle assembly performance.
Optional maintenance-free hub units meet the requirements of high-end commercial vehicles.
Technical Specifications
| Platform: | DD1101D-440 |
| Rated Load (kg): | 10000 |
| Axle Housing Type: | Stamped and Welded |
| Axle Housing Cross-Section (mm): | 135×150 |
| Rim Mounting Distance A (mm): | 1860 |
| Spring Distance B (mm): | 1030 |
| Maximum Torque (N·m): | 35000 |
| Speed Ratio: | 2.56 – 5.57 |
| Brake Type: | Pneumatic Brake |
| Brake Specification: | φ410×220, 22.5″ |
| Air Chamber Center Distance C (mm): | 742 – 770 |
| Adapted Wheel Rim: | 9.0V – 20 |
| Adapted Tire: | 12.5R22.5 |
| Wheel Bolt Circumference D (mm): | φ335 |
| Wheel Bolts: | 10 – M22×1.5 |
| Optional Configuration: | Maintenance – free Wheel 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) | Maximum Torque (N·m) | Speed Ratio Series |
| DD1101D-440 | 10000 | 135×150 | 1860 | 1030 | 35000 | 2.56 – 5.57 |
| DD1301D-440 | 13000 | 135×150 | 1860 | 1030 | 35000 | 2.56 – 5.57 |
| DF2001TD-440 (Dual – drive) | 10000×2 | 135×150 | 1860 | 990 – 1040 | 35000×2 | 4.44 – 5.57 |
| DF2601TD-440 (Dual – drive) | 13000×2 | 135×150 | 1860 | 990 – 1040 | 35000×2 | 4.44 – 5.57 |
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Basic information of truck ordinary bridge | |||
| Model | DD1101D-440 | Axle Housing Type | Stamped and welded |
| Brake Type | Pneumatic Brake | Brake Specification | φ410×220, 22.5″ |
| Air Chamber Center Distance C (mm) | 742 – 770 | Adapted Wheel Rim | 9.0V – 20 |
| Adapted Tire | 12.5R22.5 | Wheel Bolt Distribution Circle D (mm) | φ335 |
| Wheel Bolt | 10 – M22×1.5 | Optional Configuration | Maintenance – free hub unit |
| ——END—— | |||

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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