Input Shaft — Nissan Gravite
Category: Transmission | Severity: high | Cost: ₹7,000–₹18,000
What is Input Shaft?
Input shaft transfers power from the engine (via clutch) into the gearbox.
How Input Shaft Works
Connected to the clutch, it rotates and drives the countershaft and gear sets.
Why is Input Shaft Important?
Primary entry point of engine power into transmission.
Common Problems
- Bearing wear
- Shaft misalignment
- Noise
Symptoms
- Whining noise
- Gear vibration
- Difficulty shifting
Causes of Failure
- Lubrication failure
- Overload
- Wear
Impact on Car Performance
Faulty input shaft disrupts power flow and causes gear damage.
DIY Fix Guide — Step by Step
- Check gearbox noise
- Inspect during transmission service
- Replace worn bearings
Maintenance Tips
- Use quality gear oil
- Avoid aggressive driving
Replacement Cost in India
Estimated range: ₹7,000 – ₹18,000
Where to Buy Online
When to Replace Input Shaft
Replace when noise or excessive play is observed.