Mercedes Benz Classics: Owners Operation, Service, and Repair Workshop Manuals

Mercedes W 186 Series Manual Directory

Sedan's/Saloon's and Cabriolet's - Jump to: W186 Owner/Service Manual Listings

On this page we have provided a collection of owner operation, service and repair manuals for the Mercedes-Benz Series W186 Type 300 vehicles that are available for download. Additionally, with production models and statistics data provided.

Type 300 (W186) 1951-1957 Production Models

Mercedes W186 CabrioletThe Mercedes-Benz W 186 series Type 300 was introduced in April 1951 at the first Frankfurt International Motor Show along with the the 187 220 model. The Daimler-Benz 300 was considered to be the larges and most powerful series in production at that time. Produced between 1951 and 1957, it was Mercedes most prestigious four-door luxury tourer of its time, elegant, exclusive and as expected, quite expensive.

Mercedes W186 Sedan Saloon

The Mercedes-Benz W186 Type 300 vehicles were available in three versions, including:

  • Series W186 Model 300 a (or just 300)
  • Series W186 Model 300 b
  • Series W186 Model 300 c

There was no "a" designation initially, only being added later along with the "b" and "c", by enthusiasts for the purpose of distinguishing between the three W186 generations.

These three generations of W186 Type 300 vehicles were produced in succession (300a W 186 II), (300b W 186 III) and 300c (W 186 IV), with the 300c production models including 62 long wheel base versions.

Mercedes Benz W186 Production Specs SheetAvailable as both a saloon and cabriolet body configurations, they offered an all new 3.0 L (2996 cc/182 in³) M186 straight-6 engine that included twin downdraft Solex carburetors, overhead cam and aluminum head with oversized intake and exhaust valves. These feature allowed these engines to produce 113 hp at a 6.4:1 compression ratio which where coupled to a 4-speed synchromesh manual gearbox transmission.

Custom features and options included glass dividing partitions, VHF mobile telephone, dictation machine, writing desks, sirens, curtains, sunroofs, a half-roof "landaulet", higher horsepower and a final drive options along with a 3-speed Borg-Warner automatic transmission,.

Engine, suspension, and X-frame chassis design innovations and technical advancements were shared with the Mercedes-Benz 300 SL "Gullwing".

Production Statistics

Model Chassis Years # Built Engine

300

186.000

1951-54

4563 (+2)

186.920

300 cabriolet D

186.013

1951-54

455

186.920

300b

186.000

1954-55

1639 (+10)

186.920

300b cabriolet D

186.014

1954-55

136

186.920

300c

186.016

1955-57

1429 (+3)

186.920/921

300c cabriolet D

186.033

1955-56

51

186.920/921

Mercedes Series W186 Line Drwaing Sketch

An enlarged "300d" variant built on the W189 chassis succeeded the W186 in late 1957.

Mercedes Benz W186 Classic Cabriolet Convertible Model

186 Series Owner/Service Manual Listings

W186 Mercedes Benz vehicles were manufactured for years 1951, 1952, 1953, 1954, 1955, 1956, 1957, including 300, 300b and 300c models with Cabriolet D variants.

Jump To: Select Your MB W186 Manual > Manual Collection | Owners Manual | Engine | Chassis and Body | Electrical | Maintenance | Transmission | Parts Catalog

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CD/DVD: Benz Service Manual Collection

  • Mercedes W186 300 300b 300c Workshop Manuals CDService Repair Maintenance Manuals .pdf format
  • Application: W186 - 300, 300 b, 300 c
  • Technical, Engine, Carburetor, Electrical Diagrams, Maintenance, Chassis and Body Parts

USD $46.95 + $3.05 Postal Mail

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Download: W186 Service Manual Collection

  • Download: Mercedes W186 300 300b 300c Service Manuals CollectionService Repair Maintenance Manuals
  • Application: W186 - 300, 300 b, 300 c
  • Technical, Engine, Carburetor, Electrical Diagrams, Maintenance, Chassis and Body Parts
  • Download: 141.2mb, .pdf format

USD $34.95

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Download: Owners Operation Manuals

Mercedes W186 300B Owners Manual pdf

Mercedes W186 300C Owners Manual pdf

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Download: 300 300b 300c Technical Manual

Mercedes W186 300 Technical Data ManualTechnical Data, Specifications, Torques
Mercedes W186 300, 300 b, 300 c
Mercedes W188 300 s, 300 sc
Download: 9.64mb, 15 pages, .pdf

USD $9.95

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Download: M186 Engine Service Manual

Mercedes W186 M186 300 Engine Service ManualMercedes M186 Engine Repair Manual
Variations: M186, M188, M199
Application: W186, W188
Download: 36.2mb, 204 pages, .pdf

USD $19.95

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Download: M186 Engine Parts Manual

Mercedes M186 300 Engine Parts ManualMercedes M186 Engine Parts Manual
Variations: M186
Application: W186, W188
Download: 9.67mb, 67 pages, .pdf

USD $9.95

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Download: 300 Carburetor Manual

Mercedes M186 300 Solex Type 40 PBIC Downdraft Carburetor ManualMercedes M186 Solex Type 40 PBIC Downdraft
Carburetor Service Manual
Application: W186 300, W188 300S
Download: 3.86mb, 19 pages, .pdf

USD $9.95

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Download: 300b 300c Carburetor Manual

Mercedes M186 300 Solex Type 32 PAIAT Carburetor ManualMercedes M186 Solex Type 32 PAIAT
Carburetor Service Manual
Application: W186 300b 300c
Download: 6.78mb, 31 pages, .pdf

USD $12.95

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see all automatic & standard transmission manuals

Download: BorgWarner Automatic Transmission Manuals

Mercedes W186 300 Borg Warner Detroit Gear Automatic Transmission Manual3 Manual Collection: 36.8mb, 180 pages, .pdf
Applications: W186 300c, W189 300d

  1. Detroit Gear 3-Speed Automatic Trans Introduction Into Service
  2. Mercedes W186 300c Auto Transmission Installation Manual
  3. BorgWarner DG (Detroit Gear) 150 M Maintenance Manual

USD $19.95

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Download: 300c Auto Transmission Parts Manual

Mercedes W186 300 Transmission Parts ManualW186 300c 3-Speed Automatic Transmission

  • BorgWarner DG (Detroit Gear) Auto Transmission
  • Type 3-Speed Automatic DG 150 M
  • Download: 5.96mb, 43 pages, .pdf

USD $9.95

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Download: Standard Transmission Parts Manual

Mercedes W186 300 4-Speed Transmission Parts ManualW186 4-Speed Manual Shift Transmission

  • Manual Shift Synchromesh All-Gears
  • Applications: W186, W188, W189
  • Download: 4.29mb, 29 pages, .pdf

USD $9.95

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Download: Chassis Body Parts Manual

Mercedes Benz W186 300 Chassis and Body Parts ManualMercedes W186 Exploded Diagrams & Parts Numbers Catalog

  • W186 300, A, B, C, Chassis and Body
  • Exploded Parts Pictures and Numbers
  • Download: 53.2mb, 402 pages, .pdf

USD $14.95

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Download: Electrical Diagram

Mercedes W186 300 Electrical Wiring Diagram Schematic

Mercedes Benz W186 Electrical Diagrams .pdf
Electrical Schematic + Wiring Harness Loom

USD $9.95

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Download: Maintenance & Scheduled Service Charts

Mercedes W186 300 Scheduled Service Chart186 Type 300 Lubrication, Maintenance and Scheduled Service

USD $4.95

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Download: Artic-Kar Air Conditioning Manual

  • Mercedes W186 300 Artic-Kar Air Conditioning ManualMB Artic-Kar AC Operation Manual
  • MB Artic-Kar AC Instructions for Trunk & Under Dash
  • Download: 5.3mb, 14 pages
  • .pdf format

USD $4.95

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