Alfa Romeo Spider JTDM 939 Tuning – Tuning adapter for your open-top Alfa

Ofr Alfa Romeo Spider JTDM (Type 939)It combines stylish design, Italian driving feel, and the powerful acceleration of a modern diesel engine. With its open body, balanced chassis, and the confident performance of the JTDM engine, the Spider is a true statement on wheels. But if you want to get the most out of your Alfa – be it throughLarger rims, more powerful brake systems or an optimized chassis– you need suitable adapter solutions. And that's exactly where we come in.Epytecinto the game.

With over 15 years of experience, we are the number 1 worldwide forindividual tuning adapterMade in Germany, TÜV-compliant and perfectly coordinatedt on your Spider. Our solutions open up completely new possibilities for conversions – safe, precise and technically sophisticated.

The Alfa Spider JTDM – Open-air driving pleasure

The Type 939 Spider was built from 2006 to 2010 and is technically based on the Alfa 159. The JTDM version combines sporty performance with efficient torque. Thanks to its convertible layout and elegant lines, the Spider is a real head-turner – but technically it is often limited: standard wheels, original brake systems, or suspension solutions leave little room for individualization.

With ourin custom-made tuning adapterscanYou can significantly expand this scope – and take your Alfa Spider to a whole new level, both technically and visually.

Tuning adapter – The basis for your conversion

Wheel adapters – rims without limits

If you yourSpider withmore modern, wider or more visually striking rimsIf you want to equip your vehicle, you'll find that the original bolt pattern severely limits the selection. OurLochkreisadapterallow you to install rims with a completely different bolt pattern – e.g. from the VAG group orThe BMW segment – safe, stable and TÜV-compliant.

Your advantages:

• Use of rims with 5x112, 5x114.3 or 5x120 bolt pattern
  
  
• Track width adjustment for increased stability & appearance
  
  
• Made from high-strength aluminum – lightweight & robust
  
  
• With technical documentation for easy registration
  
  

Brake adapters – More control, shorter braking distance

The standardThe braking system reaches its limits during sporty driving or modifications. OurBrake adapterallow for the conversion to more powerful systems – for example from theAlfa Brera, Opel Insignia OPC or Fiat Bravo Sport– inand ensure real braking power at any speed.

Advantages of our brake adapters:

• Easy installation of larger brake calipers and discs
  
  
• Noticeably more delay, better control
  
  
• Optimal brake balance for everyday use and performance
  
  
• TÜV-friendly, registrable and durable
  
  

Suspension adapters – Sporty & confident driving

The Alfa Spider has a solid chassis – but there's still room for improvement. With ourChassis adapters canYou can install modern coilover suspensions, sport shock absorbers or reinforced axle components – individually tailored to your driving style.

With our adapters you can reach:

• More precision and grip in corners
  
  
• Camber, toe & height adjustment
  
  
• Compatibility with performance suspension solutions
  
  
• Practical lowering kit for everyday use with technology that fits
  
  

Why Epytec? Because your project deserves the best.

We don't deliver to youCompromise solutions – butcustom-made qualitytailored to your vehicle, your plans, and your requirements. Our adapters willProduced in Germany, made from high-quality materials and supplied with all necessary documentation – for easy assemblydays and stress-free TÜV registration.

Your advantages with Epytec:

• Custom-made adapters for Alfa Romeo Spider JTDM 939
  
  
• TÜV-compliant technology, Made in Germany
  
  
• Individual solutions for rims, brakes & suspension
  
  
• Direct purchase from the manufacturer – personal consultation included
  
  
• Over 15 years of tuning experience
  
  

More technology, more inspiration – on our project page

Want to see more? On ourisProject pageDo you find allRead all about tuning adapters, wheel conversions, brake upgrades, and suspension solutions. From customer projects and step-by-step instructions to technical information – you'll find everything you need to customize your Spider to perfection.

FAQ about Epytec tuning adapters for the Alfa Romeo Spider JTDM 939

Question 1: Can I use your adapters to fit rims from the VAG group to my Spider?

Yes, many customers use our wheel adapters to fit 5x112 wheels from the Audi A5, VW Passat, or similar models. Our adapters ensure a secure connection – including centering and TÜV certification.

Question 2: Which brake systems will fit my Spider with your adapters?

Systems from the Alfa Brera, Opel Vectra OPC, or even Porsche calipers are very popular. Our adapter solutions enable seamless integration – we'll advise you individually based on your desired performance.

Question 3: How does adjusting the track width affect the driving behavior?

A wider track improves driving stability – especially in curves. With the correct adapter thickness, you'll achieve a sportier look and more grip – it's important to have a wheel alignment done afterwards.

Question 4: Is there anything special I need to consider when mounting the adapters?

Our adapters come with installation instructions. Correct torque, clean wheel hubs, and suitable bolts are essential. If you are unsure, we recommend installation by a professional workshop – this ensures your conversion is safe and compliant with TÜV regulations.