Mercedes-Benz 300 D was a model in the Series 123 line of sedans, one which replaced the Series 114 and 115 models dubbed "Stroke Eight." It was distinctive in the history of classic Mercedes-Benz vehicles, with a semi-trailing arm rear axle, a double-wishbone front suspension, and large, round dual headlights, plus a host of safety improvements such as a stiffer roof frame, high-strength pillars for the roof and door, and door reinforcements.

The model family was comprised of three cars. One was the base Mercedes-Benz 300 D, which ran from 1976 to 1985. It had a sprightly 80-horsepower in-line, five-cylinder diesel engine, and one had a choice among four- and five-speed manual and four-speed automatic transmissions. The second was a variant with a longer wheelbase (3425 mm as opposed to the standard 2795 mm), and it was offered between 1977 and 1985. The third was a turbodiesel model, which was available from 1981 to 1985. It had the same type of engine, but it was turbocharged for higher efficiency and slightly improved power output (121 horsepower). A four-speed auto transmission came standard, and it had the standard-length 2795 mm wheelbase. All three were succeeded by Mercedes-Benz Series 124, which released in 1984.

Choose Only the Best for your Mercedes-Benz 300 D Sedan: Genuine OEM Parts

Whether you're planning a complete restoration, an upgrade project, or just a quick repair, rely on Mercedes-Benz parts for the job. They're designed by the OEM specifically for your 300 D model -- a fitment guarantee that the aftermarket can't necessarily make. You can order what you need online, too, right here. That's everything from trim and seats to speedometers and control arm bushings, not to mention basics like air filters, oil filters, and plenty of installation hardware. Buy now, and we'll ship directly to your door.

Have a vehicle made between 1984-2006? Check out our guided vehicle picker here!

Tail Lamp Seal
Part Number: 123-826-01-58
Mercedes-Benz Mercedes-Benz
Other Names: Lens Seal, Weatherstrip Seal, VLRUB
Replaces: 123-826-01-58-64
Description: Also Fits the Following:  1978 300TD 3.0L
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 300 CD,
    • 300 D,
    • 300 TD
Out of Stock
Out of Stock
Gasket, P/S Pump, VLRUB
Part Number: 000-466-15-80
Mercedes-Benz Mercedes-Benz
Replaces: 0004660880, 000-466-08-80
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280 SE,
    • 280,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 TD,
    • 350 SL,
    • 380 SEC,
    • 380 SEL,
    • 380 SL,
    • 380 SLC,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC
$7.13
$7.13
Bushing
Part Number: 115-992-03-10
Mercedes-Benz Mercedes-Benz
Replaces: 124-992-00-10
Description: Also Fits the Following:  1972 450SL 4.5L 1972 450SLC 4.5L 1980 380SLC 3.8L 1965 250SE 2.5L 1970 230 2.3L 1971 230 2.3L 1972 230...
Fits:
  • Mercedes-Benz:
    • 220 S,
    • 220,
    • 230 S,
    • 230,
    • 240 D,
    • 250 S,
    • 250 SE,
    • 250,
    • 250 C,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 TD,
    • 350 SL,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC
$4.18
$4.18
Gasket
Part Number: 616-203-01-80-64
Mercedes-Benz Mercedes-Benz
Other Names: Gasket
Replaces: 180-203-09-80, 616-203-01-80
Fits:
  • Mercedes-Benz:
    • 220,
    • 220 S,
    • 220 SE,
    • 230 SL,
    • 230,
    • 230 S,
    • 240 D,
    • 250 C,
    • 250 S,
    • 250 SE,
    • 250 SL,
    • 250,
    • 280,
    • 280 CE,
    • 280 E,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 280 SL,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SEL,
    • 300 TD
$1.33
$1.33
Center Hub Cap
Part Number: 107-400-00-25
Mercedes-Benz Mercedes-Benz
Other Names: Cover, Cap
Description: Also Fits the Following:  1976 230 2.3L 1976 230 2.3L
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 280 SE,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 TD,
    • 350 SL,
    • 380 SE,
    • 380 SEC,
    • 380 SEL,
    • 380 SL,
    • 380 SLC,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC,
    • 500 SEC,
    • 500 SEL
$17.58
$17.58
Seal Ring, Pump, VLRUB
Part Number: 004-997-05-48
Mercedes-Benz Mercedes-Benz
Fits:
  • Mercedes-Benz:
    • 200,
    • 200 D,
    • 220,
    • 220 S,
    • 220 SE,
    • 230 SL,
    • 230,
    • 240 D,
    • 250,
    • 250 C,
    • 250 S,
    • 250 SE,
    • 250 SL,
    • 280,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 280 SL,
    • 300 D,
    • 300 SD,
    • 300 SEL,
    • 350 SL,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC
$3.23
$3.23
Sliding Jaw
Part Number: 123-782-03-30
Mercedes-Benz Mercedes-Benz
Description: Also Fits the Following:  1973 280S 2.8L 1974 280S 2.8L 1977 280S 2.8L 1978 280S 2.8L 1979 280S 2.8L 1980 280S 2.8L 1974 280SE...
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 280 SE,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 TD,
    • 380 SEC,
    • 380 SEL,
    • 450 SE,
    • 450 SEL
$13.30
$13.30
Hose
Part Number: 123-821-06-97-64
Mercedes-Benz Mercedes-Benz
Replaces: 123-821-06-97
Description: Also Fits the Following:  1976 230 2.3L 1979 230 2.3L 1980 230 2.3L 1975 280E 2.8L 1976 280E 2.8L 1982 280E 2.8L 1983 280E 2.8L...
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 300 CD,
    • 300 D,
    • 300 TD
$4.66
$4.66
Brake Disc
Part Number: 126-423-00-12-64
Mercedes-Benz Mercedes-Benz
Options: Left, Right, Rear
Other Names: Brake Rotor, Disc Brake Rotor, Brake Disc
Replaces: 126-423-00-12
Description: 560sel. Cd, d, td. All models. 300sdl, 300se-sel & 420sel. Also Fits the Following:  1972 450SLC 4.5L 1980 380SLC 3.8L 1970 230...
Fits:
  • Mercedes-Benz:
    • 220,
    • 230,
    • 240 D,
    • 250 S,
    • 250 SE,
    • 250,
    • 250 C,
    • 250 SL,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280 S,
    • 280 SEL,
    • 280,
    • 280 SE,
    • 280 SL,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SDL,
    • 300 SE,
    • 300 SEL,
    • 300 TD,
    • 350 SD,
    • 350 SDL,
    • 380 SE,
    • 380 SEL,
    • 380 SL,
    • 380 SLC,
    • 420 SEL,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC,
    • 500 SEC,
    • 500 SEL,
    • 560 SEC,
    • 560 SEL,
    • 560 SL
Out of Stock
Out of Stock
Potentiometer
Part Number: 000-542-35-25
Mercedes-Benz Mercedes-Benz
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 TD,
    • 380 SEC,
    • 380 SEL
$63.00
$63.00
Battery Tray
Part Number: 123-620-06-18
Mercedes-Benz Mercedes-Benz
Other Names: Frame, Battery Tray
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 300 CD,
    • 300 D,
    • 300 TD
$131.75
$131.75
Door Handle
Part Number: 123-760-01-61
Mercedes-Benz Mercedes-Benz
Options: Left Inner
Other Names: Door Handle
Description: Inner. Also Fits the Following:  1978 300TD 3.0L
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 300 CD,
    • 300 D,
    • 300 TD
$68.40
$68.40
Window Regulator Kit
Part Number: 123-720-01-14
Mercedes-Benz Mercedes-Benz
Description: Also Fits the Following:  1972 450SLC 4.5L 1980 380SLC 3.8L 1963 190c 1.9L 1964 190c 1.9L 1965 190c 1.9L 1963 190Dc 2.0L 1964...
Fits:
  • Mercedes-Benz:
    • 200,
    • 200 D,
    • 220,
    • 220 S,
    • 220 SE,
    • 230 SL,
    • 230,
    • 230 S,
    • 240 D,
    • 250 SL,
    • 250,
    • 250 C,
    • 250 S,
    • 250 SE,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 280 SL,
    • 280,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SEL,
    • 300 TD,
    • 350 SL,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC
Out of Stock
Out of Stock
Spring
Part Number: 116-993-51-01
Mercedes-Benz Mercedes-Benz
Description: Also Fits the Following:  1972 450SL 4.5L 1980 380SL 3.8L 1972 450SLC 4.5L 1980 380SLC 3.8L 1965 250S 2.5L 1969 250S 2.5L 1965...
Fits:
  • Mercedes-Benz:
    • 200,
    • 200 D,
    • 220,
    • 220 S,
    • 220 SE,
    • 230,
    • 230 S,
    • 240 D,
    • 250 S,
    • 250 SE,
    • 250 SL,
    • 250,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 280 SL,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SEL,
    • 300 TD,
    • 350 SL,
    • 380 SEC,
    • 380 SEL,
    • 380 SL,
    • 380 SLC,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC
$0.67
$0.67
Radiator Hose
Part Number: 123-501-00-82
Mercedes-Benz Mercedes-Benz
Options: Upper
Other Names: Hose, Hose, Radiator, VLRUB
Description: Diesel. Upper, 300 SD. Upper, 300cd turbo. Upper, from 004444.
Fits:
  • Mercedes-Benz:
    • 240 D,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SDL,
    • 300 TD
$23.75
$23.75
Interior Lamp
Part Number: 126-820-13-01
Mercedes-Benz Mercedes-Benz
Options: Left, Right
Other Names: Interior Lamp
Description: Also Fits the Following:  1972 450SLC 4.5L 1980 380SLC 3.8L 1970 230 2.3L 1971 230 2.3L 1972 230 2.3L 1973 230 2.3L 1974 230 2.3L...
Fits:
  • Mercedes-Benz:
    • 220,
    • 230,
    • 240 D,
    • 250 C,
    • 250 S,
    • 250,
    • 250 SE,
    • 280,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SEL,
    • 300 TD,
    • 350 SL,
    • 380 SEL,
    • 380 SLC,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC,
    • C 220,
    • C 230,
    • C 280,
    • E 300,
    • E 320,
    • E 420,
    • E 430,
    • E 55 AMG®,
    • Sprinter 2500,
    • Sprinter 3500
$5.46
$5.46
Center Pillar Lining
Part Number: 123-690-03-22-8323
Mercedes-Benz Mercedes-Benz
Replaces: 123-690-03-22-8243, 123-690-03-22-8333
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 E,
    • 300 D,
    • 300 TD
$19.95
$19.95
Vacuum Element
Part Number: 000-800-11-75
Mercedes-Benz Mercedes-Benz
Fits:
  • Mercedes-Benz:
    • 220,
    • 230,
    • 240 D,
    • 250,
    • 250 C,
    • 280,
    • 280 C,
    • 300 D,
    • 350 SL
$48.60
$48.60
Shift Bushing
Part Number: 115-267-12-50
Mercedes-Benz Mercedes-Benz
Description: Also Fits the Following:  1972 450SLC 4.5L 1980 380SLC 3.8L
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 280 SE,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 TD,
    • 350 SL,
    • 380 SEL,
    • 380 SLC,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC
$3.33
$3.33
Backglass Seal
Part Number: 123-670-02-39
Mercedes-Benz Mercedes-Benz
Other Names: Strip, Window Seal, VLRUB
Description: 4 door.
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 E,
    • 300 D
$110.50
$110.50
Gasket
Part Number: 616-201-00-80
Mercedes-Benz Mercedes-Benz
Other Names: Gasket, Water Pump, Paper
Replaces: 110-201-00-80, 616-201-00-80-64
Description: Also Fits the Following:  1967 280SL 2.8L 1982 280CE 2.8L 1983 280CE 2.8L 1978 300TD 3.0L
Fits:
  • Mercedes-Benz:
    • 220,
    • 220 SE,
    • 230 S,
    • 230 SL,
    • 230,
    • 240 D,
    • 250,
    • 250 C,
    • 250 SE,
    • 250 SL,
    • 280 C,
    • 280,
    • 280 CE,
    • 280 E,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 280 SL,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SEL,
    • 300 TD
$2.09
$2.09
Vacuum Element
Part Number: 123-800-08-75
Mercedes-Benz Mercedes-Benz
Other Names: Vacuum Element
Description: Vacuum Operated System.
Fits:
  • Mercedes-Benz:
    • 230,
    • 240 D,
    • 280 CE,
    • 280 E,
    • 300 CD,
    • 300 D,
    • 300 TD
$48.60
$48.60
Rivet
Part Number: 000-990-22-92
Mercedes-Benz Mercedes-Benz
Replaces: 0009900392, 000-990-03-92
Fits:
  • Mercedes-Benz:
    • 220,
    • 220 S,
    • 220 SE,
    • 230 S,
    • 230 SL,
    • 230,
    • 240 D,
    • 250 C,
    • 250 S,
    • 250 SE,
    • 250 SL,
    • 250,
    • 280,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 280 SL,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 TD,
    • 380 SEC,
    • 380 SEL,
    • 380 SL,
    • 380 SLC,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC
$1.33
$1.33
Expansion Tank
Part Number: 126-500-15-49
Mercedes-Benz Mercedes-Benz
Other Names: Recovery Tank
Description: 420, 560sel. 300se, sel. With turbo. Federal.
Fits:
  • Mercedes-Benz:
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SE,
    • 300 SEL,
    • 300 TD,
    • 380 SE,
    • 380 SEL,
    • 420 SEL,
    • 450 SE,
    • 450 SEL,
    • 500 SEC,
    • 500 SEL,
    • 560 SEC,
    • 560 SEL
$36.58
$36.58
Spring
Part Number: 123-401-01-28
Mercedes-Benz Mercedes-Benz
Description: Also Fits the Following:  1972 450SL 4.5L 1972 450SLC 4.5L 1969 250S 2.5L 1965 250SE 2.5L 1967 280S 2.8L 1972 280S 2.8L 1967...
Fits:
  • Mercedes-Benz:
    • 220,
    • 230,
    • 230 S,
    • 240 D,
    • 250 C,
    • 250 SE,
    • 250,
    • 250 S,
    • 280 C,
    • 280 CE,
    • 280 E,
    • 280,
    • 280 S,
    • 280 SE,
    • 280 SEL,
    • 280 SL,
    • 300 CD,
    • 300 D,
    • 300 SD,
    • 300 SEL,
    • 300 TD,
    • 350 SL,
    • 450 SE,
    • 450 SEL,
    • 450 SL,
    • 450 SLC
$3.80
$3.80
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