Countershaft (Layshaft) — Renault Duster
Category: Transmission | Severity: high | Cost: ₹9,000–₹22,000
What is Countershaft (Layshaft)?
A secondary shaft carrying multiple gears that mesh with the input and output shafts.
How Countershaft (Layshaft) Works
Rotates along with the input shaft and drives gear ratios.
Why is Countershaft (Layshaft) Important?
Essential for gear ratio variation and torque multiplication.
Common Problems
- Gear wear
- Bearing damage
Symptoms
- Gear noise
- Rough shifting
Causes of Failure
- Poor lubrication
- High mileage
Impact on Car Performance
Impacts gear engagement and smoothness.
DIY Fix Guide — Step by Step
- Check for abnormal noise
- Inspect transmission oil
Maintenance Tips
- Regular oil change
- Avoid aggressive driving
Replacement Cost in India
Estimated range: ₹9,000 – ₹22,000
Where to Buy Online
When to Replace Countershaft (Layshaft)
When gear noise becomes excessive.