Automatic Transmission Gearbox — Aston Martin DBX
Category: Transmission | Severity: high | Cost: ₹4,00,000–₹12,00,000
What is Automatic Transmission Gearbox?
The main transmission unit that automatically changes gears based on speed and load conditions.
How Automatic Transmission Gearbox Works
Uses planetary gear sets, clutches, and hydraulic systems to shift gears automatically without driver input.
Why is Automatic Transmission Gearbox Important?
Ensures smooth power delivery and optimal performance.
Common Problems
- Gear slipping
- Delayed shifting
- Overheating
Symptoms
- Jerky acceleration
- Delayed gear engagement
- Transmission warning light
Causes of Failure
- Low fluid
- Worn clutch packs
- Valve body issues
Impact on Car Performance
Severely affects drivability and performance.
DIY Fix Guide — Step by Step
- Check transmission fluid level
- Scan for error codes
Maintenance Tips
- Regular fluid changes
- Avoid aggressive driving
Replacement Cost in India
Estimated range: ₹4,00,000 – ₹12,00,000
Where to Buy Online
When to Replace Automatic Transmission Gearbox
When internal damage or failure occurs.