Planetary Gear Set — Aston Martin Vanquish
Category: Transmission | Severity: high | Cost: ₹2,50,000–₹8,00,000
What is Planetary Gear Set?
Core gear mechanism in automatic transmission enabling multiple gear ratios.
How Planetary Gear Set Works
Uses sun gear, planet gears, and ring gear to create various ratios.
Why is Planetary Gear Set Important?
Enables smooth automatic shifting.
Common Problems
- Gear wear
- Failure under load
Symptoms
- Delayed shifting
- Noise
Causes of Failure
- High torque stress
- Poor lubrication
Impact on Car Performance
Major impact on shifting and drivability.
DIY Fix Guide — Step by Step
- Not DIY serviceable
Maintenance Tips
- Regular transmission servicing
Replacement Cost in India
Estimated range: ₹2,50,000 – ₹8,00,000
Where to Buy Online
When to Replace Planetary Gear Set
When shifting issues become severe.