2008 MERCEDES-BENZ S-Class Vehicle

746 Technical dataThe “Technical data” section provides the
necessary technical data for your vehicle.Parts service
All authorized Mercedes-Benz Centers
maintain a stock of Genuine
Mercedes-Benz Parts required for mainte-
nance and repair work. In addition, strate-
gically located parts distribution centers
provide quick and reliable parts service.
More than 300 000 different parts for
Mercedes-Benz models are available.
Genuine Mercedes-Benz Parts are subject-
ed to stringent quality inspections. Each
part has been specifically developed, man-
ufactured or selected for and adapted to
Mercedes-Benz vehicles.
Therefore, Genuine Mercedes-Benz parts
should be installed.
!
The use of non-genuine Mercedes-Benz
parts and accessories not authorized by
Mercedes-Benz could damage the vehicle, which
is not covered by the Mercedes-Benz Limited
Warranty, or could compromise the vehicle’s du-
rability or safety.

747 Technical data
Warranty coverage
Warranty coverage
Your vehicle is covered under the terms of
the warranties printed in the Service and
Warranty Information booklet. Your autho-
rized Mercedes-Benz Center will exchange
or repair any defective parts originally in-
stalled on the vehicle in accordance with
the terms of the following warranties:

New Vehicle Limited Warranty


Emission System Warranty


Emission Performance Warranty


California, Maine, Massachusetts, and
Vermont Emission Control Systems
WarrantyReplacement parts and accessories are
covered by the Mercedes-Benz Parts and
Accessories warranties, copies of which
are available at any authorized
Mercedes-Benz Center.Loss of Service and Warranty
Information Booklet
Should you lose your Service and Warranty
Information booklet, have an authorized
Mercedes-Benz Center arrange for a re-
placement. It will be mailed to you.

748 Technical dataIdentification labels1Certification label (on driver’s B-pillar)
The V
ehicle I
dentification N
umber (VIN)
can be found in the following locations:


on the certification label


embossed underneath a cover in the
rear center armrest


on the lower edge of the windshield
Example certification label (U.S. vehicles)2VIN
3Paintwork code
Example certification label
(Canada vehicles)2VIN
3Paintwork codei
Data shown on certification label are for il-
lustration purposes only. These data are specific
to each vehicle and may vary from data shown in
the illustration. Refer to certification label on ve-
hicle for actual data specific to your vehicle.

749 Technical data
Identification labels
4VIN
Fold down rear center armrest.
VIN 4 is underneath a cover in the
center armrest.
Example illustration
(all models except S 63 AMG and
S65AMG)5Engine number (engraved on engine)
6VIN (lower edge of windshield)
7Emission control information label,
includes both federal and California
certification exhaust emission
standards
S 63 AMG and S 65 AMG5Engine number (engraved on engine)
6VIN (lower edge of windshield)
7Emission control information label,
includes both federal and California
certification exhaust emission
standards
i
When ordering parts, please specify vehicle
identification and engine numbers.

750 Technical dataLayout of poly-V-belt driveS 450 4MATIC
1, S 550 and
S 550 4MATIC
1Idler pulley
2Idler pulley
3Automatic belt tensioner
4Pump for power-steering assistance
Vehicles with ABC*: ABC* tandem
pump (pump for power-steering assis-
tance and ABC* chassis)
5Air conditioning compressor
6Crankshaft
7Coolant pump
8Generator (alternator)
S63 AMG
1Idler pulley
2Idler pulley
3Idler pulley
4Automatic belt tensioner
5Pump for power-steering assistance
6Air conditioning compressor
7Crankshaft
8Coolant pump
9Generator (alternator)
S 600 and S 65 AMG
1Automatic belt tensioner
2ABC tandem pump (pump for
power-steering assistance and ABC
chassis)
3Air conditioning compressor
4Crankshaft
5Coolant pump
6Generator (alternator)
7Idler pulley
8Idler pulley
9Idler pulley
1Canada only

751 Technical data
Engine
Engine
Model
S 450 4MATIC (221.184)
1,2
1The quoted data apply only to the standard vehicle. Contact an authorized Mercedes-Benz Center for the corresponding data of all special bodies and special equip-
ment.2Canada only
S 550 (221.171)
1
Engine
273
273
Mode of operation
4-stroke engine, gasoline injection
4-stroke engine, gasoline injection
No. of cylinders
8
8
Bore
3.66 in (92.90 mm)
3.86 in (98.00 mm)
Stroke
3.39 in (86.00 mm)
3.56 in (90.50 mm)
Total piston displacement
284.6 cu in (4 663 cm
3)
333.3 cu in (5 461 cm
3)
Compression ratio
10.5:1
10.7:1
Output acc. to SAE J 1349
3
3Premium fuel required. Performance may vary with fuel octane rating.
335 hp/6 000 rpm
(250 kW/6 000 rpm)
382 hp/6 000 rpm
(285 kW/6 000 rpm)
Maximum torque
acc. to SAE J 1349
391 lb-ft/2 700 - 5 000 rpm
(460 Nm/2 700 - 5 000 rpm)
391 lb-ft/3 000 rpm
(530 Nm/3 000 rpm)
Maximum engine speed
6 500 rpm
6500 rpm
Firing order
1-5-4-2-6-3-7-8
1-5-4-2-6-3-7-8
Poly-V-belt
2 404 mm
2404 mm

752 Technical dataEngineModel
S 550 4MATIC (221.186)
1
S 600 (221.176)
1
1The quoted data apply only to the standard vehicle. Contact an authorized Mercedes-Benz Center for the corresponding data of all special bodies and special equip-
ment.Engine
273
275
Mode of operation
4-stroke engine, gasoline injection
4-stroke engine, gasoline injection
No. of cylinders
8
12
Bore
3.86 in (98.00 mm)
3.23 in (82.00 mm)
Stroke
3.56 in (90.50 mm)
3.43 in (87.00 mm)
Total piston displacement
333.3 cu in (5 461 cm
3)
336.4 cu in (5 513 cm
3)
Compression ratio
10.5:1
9:1
Output acc. to SAE J 1349
2
2Premium fuel required. Performance may vary with fuel octane rating.
382 hp/6 000 rpm
(285 kW/6 000 rpm)
510 hp/5 000 rpm
(380 kW/5 000 rpm)
Maximum torque
acc. to SAE J 1349
391lb-ft/2800-4800rpm
(530 Nm/2 800 - 4 800 rpm)
612 lb-ft/1 800 - 3 500 rpm
(830 Nm/1 800 - 3 500 rpm)
Maximum engine speed
6500 rpm
5 950 rpm
Firing order
1-5-4-2-6-3-7-8
1-12-5-8-3-10-6-7-2-11-4-9
Poly-V-belt
2404 mm
2 370 mm

753 Technical data
Engine
Model
S 63 AMG (221.077)
1
S 65 AMG (221.179)
1
1The quoted data apply only to the standard vehicle. Contact an authorized Mercedes-Benz Center for the corresponding data of all special bodies and special equip-
ment.Engine
156
275
Mode of operation
4-stroke engine, gasoline injection
4-stroke engine, gasoline injection
No. of cylinders
8
12
Bore
4.02 in (102.20 mm)
3.25 in (82.60 mm)
Stroke
3.72 in (94.60 mm)
3.66 in (93.00 mm)
Total piston displacement
378.8 cu in (6 208 cm
3)
364.9 cu in (5 980 cm
3)
Compression ratio
11.3:1
9:1
Output acc. to SAE J 1349
2
2Premium fuel required. Performance may vary with fuel octane rating.
518 hp/6 800 rpm
(386 kW/6 800 rpm)
603 hp/4 800 - 5 100 rpm
(450 kW/4 800 - 5 100 rpm)
Maximum torque
acc. to SAE J 1349
465 lb-ft/5 200 rpm
(630 Nm/5 200 rpm)
738 lb-ft/2 000 - 4 000 rpm
(1 000 Nm/2 000 - 4 000 rpm)
Maximum engine speed
7 200 rpm
5950 rpm
Firing order
1-5-4-2-6-3-7-8
1-12-5-8-3-10-6-7-2-11-4-9
Poly-V-belt
2360 mm
2370 mm