DF1101D-452/Bus Standard Axle
The Dongfeng Dana Coach Axle DF1101D-452 is a high-end drive axle developed specifically for 10-12 meter city buses and 10-13.7 meter highway coaches. It integrates DANA’s global technology and has obtained 15 patents.
It has core advantages of safety, reliability, efficiency, comfort, and high maintenance interval mileage. Rated load capacity of 11,000 kg, maximum torque of 40,000 Nm, featuring a 135×150 mm high-strength stamped and welded axle housing (26 kg lighter than competitors), with a 2-3% improvement in transmission efficiency and a 4-6 dB reduction in noise;
warranty extended to 3 years or 300,000 km, with maintenance intervals exceeding 100,000 km; Standard air brake system (φ410×180 or φ410×220 specifications, compatible with 22.5″ rims), wheelbase adjustable between 1,838–1,892 mm, compatible with 8.25×22.5 rims and 275/70R22.5 tires, optional maintenance-free hub units available.
D452 Product Features
Safe, reliable, efficient, comfortable, and with high maintenance intervals;
Warranty mileage increased by 50% to 300,000 kilometers over three years;
26 kg lighter than competing products, patented lubrication system improves transmission efficiency by 2-3%;
Noise levels are 4-6 decibels lower than competing products under the same test conditions;
Maintenance intervals increased by four times to 100,000 kilometers;
Safer braking and more reliable load-bearing.
Technical Specifications
| Platform: | DF1101D-452 |
| Rated Load (kg): | 11000 |
| Axle Housing Type: | Punching and welding |
| Axle Housing Cross Section (mm): | 160 × 176 |
| Rim Mounting Distance A (mm): | 1838-1892 |
| Spring Distance B (mm): | 1030 |
| Maximum Torque (N·m): | 40000 |
| Ratio Series: | 4.56-6.14 |
| Brake Type: | Air Brake |
| Brake Specifications: | φ410×180、φ410×220、22.5” |
| Cylinder Center Distance C (mm): | 450-540 |
| 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) | Maximum Torque (N.m) | Speed Ratio Series |
| DF1101D-452 | 11000 | 135×150 | 1838 – 1892 | 1030 | 40000 | 4.56 – 6.14 |
| DF1301D-452 | 13000 | 135×150 | 1842 – 1898 | 970 – 1030 | 40000 | 4.56 – 6.14 |
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Basic information of truck ordinary bridge | |||
| Axle Housing Type | Stamped and Welded | Brake Type | Pneumatic Brake |
| Brake Specification | φ410×180、 φ410×220、 22.5″ | Air Chamber Center Distance C (mm) | 450 – 540 |
| 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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