DD0951D-400/Bus Standard Axle
The Dongfeng DANA Coach Axle DD0951D-400 is a high-end product developed for the 8.5-11 meter coach market, with a rated load of 9500 kg and a maximum torque of 30000 Nm.
It features a 135×150 mm high-strength stamped and welded axle housing (with an optimized cross-sectional coefficient for enhanced load-bearing capacity) and incorporates DANA’s low-noise, high-power-density technology: gear noise is reduced by 2-4 decibels compared to competitors, the assembly is lightweight by over 80 kg, and the reverse torque is increased by 10% to optimize fuel efficiency for new energy vehicles, with a maintenance interval of up to 100,000 kilometers.
Standard air brake system (optional φ400×180/φ400×220, compatible with 19.5“/22.5” wheel rims), wheelbase adjustable between 1782-1886mm, compatible with 8.25×22.5 wheel rims and 275/80R22.5 wide-base tires.
DD0951D-400 Product Features
The axle housing section coefficient is better and the rear axle load capacity is stronger.
Adopting DANA gear design, manufacturing and testing technology, the noise level is 2-4 decibels lower than that of competing products.
Lightweight design, the rear axle assembly is more than 80Kg lighter than similar axles.
High power density design increases anti-drag torque by 10%, which helps improve the economy of new energy vehicles.
The maintenance interval mileage has been increased to four times the original time, reaching 100,000 kilometers.
Technical Specifications
| Platform: | DD0951D-400 |
| Rated Load (kg): | 9500 |
| Axle Housing Type: | Stamped and Welded |
| Axle Housing Cross-Section (mm): | 135×150 |
| Rim Mounting Distance A (mm): | 1782-1886 |
| Spring Distance B (mm): | 910-1040 |
| Maximum Torque (N·m): | 30000 |
| Speed Ratio: | 3.55-6.14 |
| Brake Type: | Pneumatic Brake |
| Brake Specifications: | φ400×180/ φ400×220, 19.5″/22.5″ |
| Air Chamber Center Distance C (mm): | 420-580 |
| Adapted Wheel Rim: | 8.25×22.5 |
| Adapted Tire: | 275/8OR22.5 |
| Wheel Bolt Circumference D (mm): | φ335 |
| Wheel Bolts: | 10-M22x1.5 |
| 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 |
| DD0951D-400 | 9500 | 135×150 | 1782-1886 | 910-1040 | 30000 | 3.55-6.14 |
| DD1101D-400 | 11000 | 135×150 | 1782-1886 | 910-1040 | 30000 | 3.55-6.14 |
| ——END—— | ||||||
Basic information of bus ordinary bridge | |||
| Model | DD0951D-400 | Axle Housing Type | Stamped and welded |
| Brake Type | Pneumatic Brake | Brake Specification | φ400×180/ φ400×220, 19.5″/22.5″ |
| Air Chamber Center Distance C (mm) | 420 – 580 | Adapted Wheel Rim | 8.25×22.5 |
| Adapted Tire | 275/8OR22.5 | Wheel Bolt Distribution Circle D (mm) | φ335 |
| Wheel Bolt | 10-M22x1.5 | ||
| ——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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