Automatic Transmission Specialists
Over 50 years of experience. More than 10,000+ gearboxes repaired. Putting the DRIVE back in your life.
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What we do
We fix all car problems. From servicing and repairs to diagnostics and full rebuilds, STA keeps every car on the road. We are experts in automatic gearboxes with the skill and tools to repair, rebuild, and upgrade them with care.
Expert Gearbox Repair
We strip. We diagnose. We repair with precision. Pay less than a replacement and drive with confidence.
Greener Approach
We reuse quality components when safe. Less waste. Smaller footprint. Better value.
Performance Tuning
Sharper shifts. Stronger response. Upgrades that unlock your car’s potential.
Any Make. Any Model.
From city runabouts to supercars. Automatic transmissions and more. STA sorts it.
Our Warranty Promise
Every gearbox rebuild comes with a 12 month warranty or 12,000 miles, whichever comes first. Your peace of mind is built into every repair.
How it works
Simple steps. Clear choices. A result you can trust.
Contact Our Team
Book a visit. We listen. We inspect. You get clear advice.
Transparent Quote
You see the plan. You see the price. No surprises.
Repair and Rebuild
We strip the unit. We repair what’s needed. We reuse where safe.
Road Test and Handback
We test under load. We verify performance. You collect with a smile.
Our Reputation. Your Guarantee.
Gearboxes repaired with precision and care.
Advanced Diagnostic Center
Pinpoint accuracy saves time and money.
Putting the DRIVE back into your life
12,000 Mile Warranty
Peace of mind with every rebuild.
Eco‑Friendly Repairs
Reuse and recycle wherever safe to cut waste.
Hydra-Test Certified
Industry‑leading testing for guaranteed reliability.
Why choose STA Aylesbury
- Specialists in automatic gearboxes, DSG and mechatronics
- Clear pricing and honest advice
- Modern diagnostics and dealer‑level tools
- Fast turnaround and guaranteed work