Drum Shell — Tata Motors Punch
Category: Brakes | Severity: medium | Cost: ₹2,000–₹5,000
What is Drum Shell?
Circular drum that rotates with the wheel and houses brake shoes.
How Drum Shell Works
Brake shoes expand outward and press against the inner drum surface to create friction.
Why is Drum Shell Important?
Essential for rear braking and parking brake function.
Common Problems
- Wear
- Out-of-round drum
Symptoms
- Judder
- Reduced braking efficiency
Causes of Failure
- Heat buildup
- Long-term wear
Impact on Car Performance
Reduced rear braking effectiveness.
DIY Fix Guide — Step by Step
- Inspect for grooves
- Replace if uneven
Maintenance Tips
- Periodic cleaning
- Check during service
Replacement Cost in India
Estimated range: ₹2,000 – ₹5,000
Where to Buy Online
When to Replace Drum Shell
When worn out or out-of-round.