Mercedes-Benz G-Class 300 GD W4603.0 litre · 65 kW

Dec 1979 – Dec 1991 · SUV · Diesel · 460,3

Oil, coolant and a checklist for your next service.

Silver Mercedes-Benz G-Class W460, generated side-profile illustration

Oil & coolant

Engine oil capacity

Not available for this version

Coolant capacity

Not available for this version

Engine oil specification

Not available for this version

Coolant specification

Not available for this version

Do not mix different coolant types. Let the cooling system cool before opening the reservoir. Check the level after filling. The capacity shown is not a top-up amount.

Engine & gearbox

Engine code

OM 617.931

  • 2,998 cc · 5 cylinders · 10 valves
  • Naturally aspirated · prechamber engine
  • Bore × stroke 90.9 × 92.4 mm
  • Compression 21.5:1

Drive

All-wheel drive

Front axle oil

1.8 L

  • Approval MB 235.0

Brake fluid

DOT 4

Service checklist

A service checklist is not available for this version.

Brake discs

AxleDisc sizeTypeMinimum thicknessApplies to
Front 303 × 16 mm Solid 13 mm All versions
Rear 258 × 12 mm Solid 10 mm All versions

Size is diameter × thickness. Replace a disc before it wears to its minimum thickness, which is also marked on the disc itself. Where two sizes are listed for one axle, the car's equipment decides which it has: measure the disc to be sure.

Wheels & tyres

Stud pattern

5 × 130

  • Number of bolts × circle diameter (mm)

Wheel bolts

M14 × 1.5

  • 19 mm hex head

Bulbs

LightBulbApplies to
Headlight (low beam)H4 · 60 W—
High beamH4 · 55 W—
Front fog lightH4—
Indicator, frontP21W · 21 W—
Parking / position lightT4W · 4 W—
Brake / tail lightP21/5W · 5 W—
Brake lightP21/5W · 21 W—
Reverse lightP21W · 21 W—
Rear fog lightP21W · 21 W—
Number plate lightC5W · 5 W—

Check the bulb you take out before buying a new one. Halogen, xenon and LED headlights use different bulbs, and LED lights usually have no bulb to replace.

Battery

Case size (L × W × H)CapacityCold crankingShare of listings
353 × 175 × 190 mm 95 Ah 850 A (EN) 72%

The main battery sizes listed for this car, most common first. The right one depends on the car's equipment, such as start-stop, so match the size, capacity and type printed on the battery you are replacing.

Glow plugs

Number

5

Thread

M12 × 1.25

Engine, gearbox, brake, wheel, tyre, bulb, battery and plug details come from the TecDoc parts catalogue for this exact vehicle (TecDoc vehicle 865). Where suppliers' listings disagree, only the clear majority is shown.

Parts for this car

6 in stock

Every part we stock that the TecDoc catalogue lists for the G-Class 300 GD W460 3.0 litre · 65 kW. Build date and factory options can still affect fitment, so check the fitment table on a part before you order.

Brakes1 part
Engine & cooling1 part
Body & interior4 parts

Keep a record of this service

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