
Product Introduction
The AZ9231320272 Differential Assembly is a high-quality drivetrain component designed for SINOTRUK HOWO heavy-duty truck spare parts applications. It is an important part of the drive axle system, responsible for transferring engine power from the drivetrain to the wheels while allowing different wheel speeds during turning operations.
Manufactured according to OEM standard quality requirements, this differential assembly is produced with durable materials and precision machining technology to ensure reliable performance under heavy-load transportation conditions. The complete differential structure provides accurate gear engagement, stable torque distribution, and improved resistance against wear during continuous operation.
The AZ9231320272 differential assembly is commonly used in SINOTRUK HOWO drive axle systems, including center axle and rear axle applications. It is suitable for heavy-duty vehicles operating in freight transportation, construction, mining, and logistics environments where strong load-bearing capability and long service life are required. The part number AZ9231320272 is identified as a SINOTRUK HOWO differential-related axle component.
As an aftermarket replacement part, this differential assembly is suitable for truck repair workshops, fleet maintenance companies, axle specialists, and wholesale spare parts distributors. With OEM-standard quality, direct replacement compatibility, and reliable durability, it provides an effective solution for SINOTRUK HOWO axle system repair and maintenance requirements.

Technical Specifications
| Item | Specification | Item | Specification |
|---|
| Product Name | Differential Assembly | Part Number | AZ9231320272 |
| Vehicle Brand | SINOTRUK HOWO | Application | Drive Axle / Center Axle System |
| Product System | Chassis & Axle Parts | Truck Model | HOWO |
| Assembly Type | Complete Differential Assembly | Material | High-Strength Steel Components |
| Function | Torque Distribution & Wheel Speed Compensation | Installation Type | Direct Replacement |
| Gear Type | Differential Gear Assembly | Quality Standard | OEM Standard |
| Condition | Brand New | Packaging | Export Standard Packaging |
Vehicle Fitment
| Vehicle Brand | Compatible Models |
|---|
| SINOTRUK HOWO | HOWO, HOWO A7, HOWO T7H, HOWO TX, HOWO MAX |
| SINOTRUK HOWO Axle System | HC16 Axle, Compatible Drive Axle Systems |
| SINOTRUK SITRAK | C5H, C7H, G7 |
| SHACMAN | F2000, F3000, X3000, X5000 |
| FAW JIEFANG | J5P, J6P, J7 |
| DONGFENG | Tianlong, Tianjin KR, KL, GX |
| FOTON AUMAN | ETX, GTL, EST, EST-A |
| BEIBEN | NG80, V3 |
| Heavy Duty Trucks | Vehicles Equipped with Compatible Drive Axle Systems |
Payment & Shipping
| Category | Options |
|---|
| Payment Methods | T/T (Bank Transfer), PayPal, Western Union, MoneyGram, Visa, MasterCard, L/C (Letter of Credit), Alibaba Trade Assurance |
| Express Shipping | DHL, FedEx, UPS, TNT |
| Freight Shipping | Air Freight, Sea Freight, Railway Freight |
| Delivery Time | Express: 3-7 Working Days; Air Freight: 7-15 Days; Sea Freight: 20-45 Days |
| Shipping Coverage | Worldwide Shipping Available |
| Trade Terms | EXW, FOB, CFR, CIF, DDP |
Related Products Categories
| Section/System | Common Spare Parts |
|---|
| Engine Parts | Cylinder Block, Cylinder Head, Piston, Piston Ring, Crankshaft, Connecting Rod, Camshaft, Fuel Injector, Turbocharger, Water Pump, Oil Pump, Alternator, Starter Motor, Sensors |
Transmission & Drivetrain Parts
| Section/System | Common Spare Parts |
|---|
| Transmission System | Transmission Assembly, Synchronizer, Gear Set, Bearing, Oil Seal, Shift Fork, Clutch Disc, Pressure Plate, Release Bearing, PTO Assembly, Driveshaft, Universal Joint, Differential Assembly |
| Section/System | Common Spare Parts |
|---|
| Chassis Parts | Front Axle, Rear Axle, Kingpin Kit, Wheel Hub, Wheel Bearing, Leaf Spring, Air Spring, Shock Absorber, Brake Drum, Brake Disc, Brake Chamber, Slack Adjuster, Steering Gearbox |
Cabin & Body Parts
| Section/System | Common Spare Parts |
|---|
| Cabin Parts | Cab Assembly, Dashboard, Door Assembly, Door Lock, Mirror, Headlamp, Tail Lamp, Bumper, Grille, Fender, Seat, AC Compressor, Wiring Harness |
