The Small Gear with a Big Job
This Final Drive Pinion Gear is the small but crucial gear in a wheel-end or final drive system. It meshes with the Final Drive Ring Gear to reduce speed and increase torque. Yancheng Botu Transmission Machinery manufactures this gear from 20CrMnTi steel. We carburize and quench it, then grind it with precision. The tooth shape meets DIN 7 grade accuracy, ensuring smooth and efficient final drive performance. A reliableFinal Drive Pinion Gear makes a significant difference at the wheels.
High Torque and High Precision for Tough Work
Although small, this gear endures very high contact stress on the tooth face. Carburizing and quenching give it the required tooth face strength. CNC gear grinding ensures high accuracy, smooth engagement with the ring gear, and low noise. The surface hardness is HRC 58–62, providing excellent wear resistance for long service life. ThisFinal Drive Pinion Gear is built for high torque demands at the wheels.
Our Experience with High-Stress Parts
With 8 years of experience in transmission parts, we understand the stress demands of a final drive pinion gear. We optimize tooth root radius and case depth to increase fatigue life by 30% or more. We support OEM and ODM customization. You can send a CAD drawing or a sample for us to copy. Custom samples take about 60 days. Orders start at 50 pieces. We use professional export packaging, with a shipping damage rate below 0.3%.
Specifications Table
| Item | Parameter |
| Module | 4–10 (customizable) |
| Tooth Count | 10–25 teeth (pinion gear) |
| Accuracy Grade | DIN 7 |
| Material | 20CrMnTi |
| Heat Treatment | Carburizing and Quenching (HRC 58–62) |


FAQ
The entire product series can be customized.
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