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THE MB140 SCHOOL

THE MB140 SCHOOL

Passion, observation, restoration of the legendary Mercedes-Benz W140 S-class (1991-1998)

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  • Ins
  • GuidemapHow to better understand the categories of this website and read it appropriately.
  • ArticlesCollection of written works about the 140 from different aspects.
    • EpistemologyAuthentic passion regarding history, impression and investigation.
      • History
      • Impression
      • Investigation
    • MethodologyRestoration journal, parts review and photograhping experience.
      • Parts
      • Restoration
      • Photoreception
    • SeminarOngoing advanced research.
  • Public ArchiveThe collection of historical documents providing 140 contents.
    • Genuine ReleaseOfficial Mercedes-Benz prints include press and marketing information.
      • Press Photo
      • Owner’s Manual
      • Sales Brochures
      • Press Information
      • Internal Publications
    • Public RecreationThe 140-related literatures and items created by third parties include magazines and toys
      • Models & Toys
      • Auto Magazines
      • Literature Books
  • EncyclopædiaThe reference work providing summaries of general 140 statistics.
    • TechnologyIn-factory comprehensive knowledge regards developing and manufacturing.
      • Technical Modifications
      • Sonderausstattungen Code (SA CODE)
    • StatisticsOut-factory comprehensive statistics regards marketing and sales
      • Color Library
      • Global Delivery Data
      • Production Numbers
  • AboutA brief introduction of this site and people who inspired ,invented it
    • Family MembersCurrent fleet include preserved, restored examples and ongoing projects.
      • Cougar, 1992 500 SEL
      • Nonna, 1993 S 320
      • Octavius, 1993 S 600
      • Chimera, 1994 S 500 Coupe
      • Furi, 1994 S 320
      • Beatrice, 1996 S 600 Sonderschutz
      • Ruby, 1996 S 600
      • Big Apple, 1997 S 420
      • Bianca, 1998 S 320
      • Persian Kitty, 1998 S 280
      • Ongoing Projects

Author: Yunce

Investigation

Investigation: Was the taillight delayed?

04/21/202410/04/2024
On the first few production body prototypes, one kind of special taillight appeared. They appear on a limited basis on a few vehicles, but are very distinctive. Studies here suggest…
Impression

Impression: The 140 in the Tokyo Drift(2006)

04/15/202404/15/2024
Recently I saw the news that Hot Wheels is about to launch 140. Wow, they finally made one, albeit one that belongs to the Fast and Furious franchise. This is…
Restoration

Restoration: Nonna’s leather

04/09/202404/10/2024
Nonna's interior repairs started first, so I'm willing to sit in it for a test drive. This is because aging cars are always full of signs of use. In addition…
Restoration

Restoration: Nonna’s rear AC

03/31/202403/31/2024
Nonna has tons of works lined up, since this is not going to be a full restoration project, we will be doing the work piece by piece rather than completely…
Restoration

Restoration: A preview of Nonna

03/18/202403/18/2024
1/6 of 2024 has passed, but we don’t seem to have made much progress yet. Chinese New Year falls on February 9th this year, and then there's almost a 15-day…
Impression

Impression: Why a totaled S 420?

03/09/202412/19/2024
The past 6 months have been a bit memorial, as I have reacquired a few cars after deciding to stop buying for a few years. Well, my wife doesn't know…
History

History: Geneva 1991

03/02/202407/24/2024
If the Mercedes-Benz Classic Center were to commemorate 140 today, say the 33rd anniversary, they would definitely choose a day to post on social media. That day is not the…
History

History: Olivier Boulay recalls coupe design

02/24/202410/01/2024
As a product from the early 1990s, development of the 140 was largely completed by 1991, which was 33 years ago. Even the young engineers at that time have now…
Investigation

Investigation: The 140 inventory of the Classic Center

02/17/202402/17/2024
Who has the most 140 inventory? The answer used to be clear, of course Daimler AG, with a total of 432,741 examples rolling out of their factory. No one knows…
Restoration

Restoration: Octavius’ group 33: Front Axle,42 Brakes

02/10/202402/10/2024
After the rear axle is installed, the front axle parts begin their journey home. Different from the rear axle strategy, most parts of the front axle are installed after the…
Investigation

Investigation: Demarcation between SD/SE/SEL and S

02/03/2024
The 140 underwent a name change during its product life, with the series name changed from SD/SE/SEL to the shorter S. For example, the 600 SE and 600 SEL both…
Parts

Parts: Front Shock Absorbers

01/27/202401/27/2024
In the past, we have always found that OE manufacturers do not retail parts of the same quality as Genuine parts. Typically they keep the Genuine part production in Germany…
Impression

Impression: Persian Kitty the school bus

01/20/202401/27/2024
Something big happened in l;ast October: I started driving Persian Kitty to pick up my kids from school, it definitely worth celebrating and a post. Why? I will save this…
History

History: After Weiss v. MBNA

01/13/202403/24/2025
The 1993 US consumer lawsuit against 140 is almost completely forgotten today. The incident itself may no longer be important, but it left a permanent mark on our cars. As…
History

History: Hunting the S-KU 7581

01/06/202402/02/2024
Officially, the 140 sedan was launched at Genf 1991 in March 1991. However, if you lived through 1990 and followed some of the automotive journals, you might be wondering why…
Parts

Parts: Steering Damper comparison

12/31/202301/12/2024
In past part comparisons, febi Bilstein has always been tested as a secondary target, either as a substandard product or as a mere foil. In order to change this atmosphere…
History

History: W140 from TRASCO BREMEN

12/24/202303/15/2025
As the 1990s progressed, the heady days were over and the recession hit ultra-luxury cars and their tuners. In the new 10 years, TRASCO BREMEN, which started in 1983, has…
Restoration

Restoration: Octavius’group 32, 42, 46, 47 Hydraulic Lines

12/16/202302/07/2024
After completing the underbody and rear axle, there's one step left before installing the rear axle: putting all the lines back together. These lines are almost always located above the…

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Family Members History Impression Investigation Ongoing Projects Parts Photoreception Restoration
Parts: Facelift Taillights

Parts: Facelift Taillights

How often do you encounter issues like this? The appearance of a part is critically important—any carelessness can directly affect the car’s overall image. This means that even when ordering parts from an authorized Mercedes-Benz dealer, one must proceed with caution. Perhaps there is no better example to discuss than taillights. Some people liken headlights…

by Yunce 03/31/202603/31/2026
Impression: Felice — Filling the Gaps

Impression: Felice — Filling the Gaps

In 2026, my approach to collecting W140s entered a more passive phase. I felt my collection had reached a kind of saturation, so I only took in donor cars with reuse value—just in case they might be needed in the future. In fact, since February 2024, I haven’t come across a single project that truly…

by Yunce 02/08/202602/08/2026
Restoration: Bau 3

Restoration: Bau 3

The most unexpected thing happened in 2025: we decided to leave behind a restoration facility that had been in use for barely over a year, and within just three months build—and move into—an even better location elsewhere. It was a headache of a beginning, and all I could do was find ways to amuse myself…

by Yunce 01/25/202601/26/2026
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