DD0951D-440/Bus Standard Axle
The Dongfeng DANA Coach Axle DD0951D-440 is a high-end drive axle designed for 10-12 meter buses and 10-13.7 meter highway coaches, integrating DANA’s global technology and 15 patents.
It has a rated load of 9500kg, a maximum torque of 30000Nm, and uses a 135×150mm stamped and welded axle housing. The braking system supports φ410×180 or φ410×220 air brakes (compatible with 19.5“/22.5” wheel rims), ensuring safe and reliable load-bearing capacity; wheelbase compatibility ranges from 1,839 to 1,896 mm, with air chamber center distances adjustable from 450 to 551 mm;
The assembly is 26 kg lighter than competing products, with a 2-3% improvement in transmission efficiency and a 4-6 dB reduction in operating noise; Warranty coverage extends to 3 years or 300,000 km, with maintenance intervals increased fourfold to 100,000 km, and standard equipment includes 7.50×22.5 rims and 10R22.5 tires.
DD0951D-440 Product Features
Safe, reliable, efficient, comfortable, and with high maintenance intervals.
Warranty mileage increased by 50% to 300,000 kilometers in 3 years.
26Kg lighter than similar competitors, patented lubrication system improves transmission efficiency by 2-3%.
Under the same test conditions, the noise level is 4-6 decibels lower than similar competing products.
Maintenance interval mileage increased to 4 times the original, reaching 100,000 kilometers.
Safer braking and more reliable load-bearing.
Technical Specifications
| Platform: | DD0951D-440 |
| Rated Load (kg): | 9500 |
| Axle Housing Type: | Stamped and Welded |
| Axle Housing Cross-Section (mm): | 135×150 |
| Rim Mounting Distance A (mm): | 1839-1896 |
| Spring Distance B (mm): | 940-1030 |
| Maximum Torque (N·m): | 30000 |
| Speed Ratio: | 3.15-6.14 |
| Brake Rype: | Pneumatic Brake |
| Brake Specifications: | φ410×180/ φ410×220, 19.5″/22.5″ |
| Air Chamber Center Distance C (mm): | 450-551 |
| Adapted Wheel Rim: | 7.50×22.5 |
| Adapted Tire: | 10R22.5 |
| 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-440 | 9500 | 135×150 | 1839-1896 | 940-1030 | 30000 | 3.15-6.14 |
| DF1101D-440 | 11000 | 135×150 | 1838-1892 | 920-1036 | 35000 | 3.15-6.14 |
| DF1301D-440 | 13000 | 135×150 | 1855-1886 | 920-1030 | 35000 | 3.15-5.13 |
| ——END—— | ||||||
Basic information of bus ordinary bridge | |||
| Model | DD0951D-440 | Axle Housing Type | Stamped and welded |
| Brake Type | Pneumatic Brake | Brake Specification | φ410×180/ φ410×220, 19.5″/22.5″ |
| Air Chamber Center Distance C (mm) | 450 – 551 | Adapted Wheel Rim | 7.50×22.5 |
| Adapted Tire | 10R22.5 | 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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