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There are many different electrical and lighting systems on your SL R129 that help to keep you, your car and other road users safe. From batteries to sensors and new or refurbished headlamps, we stock and sell all the SL R129 essential parts. 

To cater for all owners, we offer different tiers of products priced according to their quality. From OEM (Original Equipment Manufacturer) and OES (Original Equipment Supplier) to fully Remanufactured, Reclaimed or Reproduction Mercedes Parts. 

To accommodate each individual budget, we offer an ECU repair facility which will help make it more cost-effective to replace your faulty ECU. Book your Mercedes-Benz SL R129 ECU for professional refurbishment by our master electrical engineer, "The Merc Doctor". A comprehensive fault diagnosis test is carried out first and all common faults are addressed to avoid future failures. Our work is then carried out to the highest standard by a technician with over 30 years of hands-on experience. The unit is returned to you with a full 12-month warranty. This service is ideal for all levels of vehicle repair or restoration. The process can take 10-14 days from when we receive your faulty unit, before being returned to you via express courier. Refit your ECU and enjoy your beautiful and capable SL R129.

Each SL R129 for sale component can be shipped with next-day delivery to any postcode worldwide. Our passion, expertise and knowledge for classic Mercedes-Benz are simply unrivalled and we continue to listen to our customers to improve our product range.  

Searching for and choosing the correct electrical and lighting components for your SL R129 is easy with SLSHOP. To quickly locate your required component, browse our website using the search bar, category filter or by using the line drawing. Alternatively, email [email protected] or call our team on +44 (0) 1789 337 070.


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