东风卡车盆齿轮
We mainly deals in Dongfeng truck accessories (engine/axle/gearbox/cabin), especially Dana axle accessories and Cummins engine parts (4BT, 6BT, 6CT, 6L, ISBE, ISDE, ISLE,ISF2.8, ISF3.8, NTA855, KTA19,KTA38, KTA50, M11, ISM, etc.) with great advantages.
Product Descreiption
The Dongfeng Truck 2402B68021-021 Basin Gear is a critical component of the rear axle differential system, engineered for Dongfeng’s medium- to heavy-duty commercial vehicles. Designed to distribute torque efficiently between the rear wheels while accommodating varying speeds during turns, this gear ensures smooth power transmission, enhanced traction, and reliable performance in diverse driving conditions. Built to Dongfeng’s rigorous quality standards, the 2402B68021-021 basin gear is trusted by fleet operators, logistics companies, and construction firms worldwide.
Key Specifications
- Application Compatibility:
- Vehicle Models: Fits Dongfeng’s DFL, DFH, and DONGFENG KR/TR series trucks (e.g., cargo trucks, dump trucks, tractors, and special-purpose vehicles).
- Axle Type: Designed for single-reduction rear axles (e.g., Dongfeng 10T/13T series axles).
- Gear Ratio:
- Standard Ratio: 4.875:1 (common for highway and mixed-use applications).
- Optional Ratios: 4.33:1, 5.286:1, or 6.166:1 (available for custom applications requiring higher torque or speed).
- Material & Construction:
- Gear Material: High-strength alloy steel (e.g., 20CrMnTi or equivalent) with case-carburizing and precision grinding for durability.
- Tooth Profile: Spiral bevel gear design for quiet operation, reduced vibration, and improved load distribution.
- Surface Treatment: Nitriding or shot peening for enhanced fatigue resistance and wear life.
- Dimensions:
- Outer Diameter: Approximately 280–320 mm (11–12.6 inches) (varies by ratio).
- Module: 6–8 (industry-standard metric sizing).
- Face Width: 40–50 mm (1.57–1.97 inches).
- Weight: ~12–15 kg (26–33 lbs) (depending on configuration).
- Torque Capacity:
- Maximum Input Torque: Up to 3,500 N·m (2,580 lb·ft) (suitable for engines up to 400 hp).
- Load Rating: Designed for GAWR (Gross Axle Weight Rating) of 10,000–13,000 kg (22,000–28,600 lbs).
- Lubrication:
- Recommended Oil: API GL-5 or SAE 80W-90 gear oil.
- Oil Capacity: ~2.5–3 liters (0.66–0.79 gallons) for the differential housing.
Technical Features
- High-Efficiency Power Transmission:
- Optimized tooth contact patterns minimize friction and energy loss, improving fuel economy.
- Helical gear geometry reduces noise by up to 10 dB compared to straight-cut designs.
- Durability & Reliability:
- Heat-treated gears resist pitting, scoring, and fatigue under high-load, high-cycle conditions.
- Corrosion-resistant coatings extend service life in harsh environments.
- Interchangeability:
- Direct replacement for OEM part number 2402B68021-021, ensuring compatibility with existing Dongfeng axle assemblies.
- Compatible with aftermarket differential carriers and bearing kits.
- Serviceability:
- Easy disassembly and reassembly for maintenance or repair.
- Backlash adjustment slots for precise gear meshing.
