⚙️Transmission Fluid

Mercedes-Benz SLK350 Automatic Transmission Fluid

Factory manual transmission fluid type & capacity for the Mercedes-Benz SLK350 Automatic. Exact specs extracted from the LEMON service manual archive.

Last updated: 2026-10-31 • Reading time: 8 min • By AllOEMManuals Editorial Team

Quick Answer

2008 Mercedes-Benz SLK350 Automatic ATF: 9.50 QTS. (8.99 L) — MB Automatic Transmission Fluid.

GenerationYearsTop spec
200820089.50 QTS. (8.99 L) — MB Automatic Transmission Fluid

This vehicle's factory manual

The spec is above. This opens the 2008 Mercedes-Benz SLK350 Automatic factory book. Use another year if yours is older.

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Mercedes-Benz SLK350 Automatic maintenance schedule

Factory Manual ConfirmationTransmission Fluid

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2008 Mercedes-Benz SLK350 Automatic ATF: 9.50 QTS. (8.99 L) — MB Automatic Transmission Fluid.

Fluid type and capacity can change by engine, drivetrain, and transmission. Verify the exact branch before filling anything. Once the spec is confirmed, use the supplies and purchase links below to build the full one-trip shopping list before you start the repair.

Exact Vehicle Check

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Open the factory manual above to confirm the exact engine before ordering parts.
Automatic Transmission Fluid9.50 QTS. (8.99 L) — MB Automatic Transmission Fluid
Air Cond Compressor Oil4.00 OZS. (0.11 L) — PAG 46
Air Cond Refrigerant1.45 LBS. (0.65 KG) — R-134a
Brake Fluid0.50 QTS. (0.47 L) — DOT 4+ MB Brake Fluid
Differential Gear Oil1.20 QTS. (1.13 L) — SAE 85W-90 Hypoid Gear Oil
Engine Coolant10.40 QTS. (9.84 L) — MB 325.0 Anticorrosion/Antifreeze
Engine Oil8.50 QTS. (8.04 L) — MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40
Fuel Tank18.50 GALS. (70.03 L)
Manual Transmission Fluid1.60 QTS. (1.51 L) — MB Manual Transmission Fluid
Power Steering Fluid1.10 QTS. (1.04 L) — MB Power Steering Fluid (Chevron Texaco PSF 9109)
Windshield Washer Fluid7.40 QTS. (7 L) — MB Windshield Washer Concentrate "MB Summer Fit" and water for temperatures above freezing or MB Windshield Washer Concentrate "MB Summer Fit" and commercially available premixed windshield washer solvent/antifreeze for temperatures below freezing point.

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Mercedes-Benz SLK350 Automatic Transmission Fluid

Wrong ATF destroys transmissions. Get the exact spec for your Mercedes-Benz SLK350 Automatic.

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Transmission Fluid — Manual's Parts List

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Frequently Asked Questions

What transmission fluid does the Mercedes-Benz SLK350 Automatic use?
2008 Mercedes-Benz SLK350 Automatic uses 9.50 QTS. (8.99 L) — MB Automatic Transmission Fluid per the factory service manual.
Where is this data from?
Extracted directly from the LEMON factory service manual archive. Sources are cited per generation.
What transmission fluid does a Mercedes-Benz SLK350 Automatic use?
2008 Mercedes-Benz SLK350 Automatic ATF: 9.50 QTS. (8.99 L) — MB Automatic Transmission Fluid.
When should I change the transmission fluid in a Mercedes-Benz SLK350 Automatic?
Factory service manuals typically recommend transmission fluid changes every 30,000–60,000 miles for automatics and 60,000–100,000 miles for manuals under normal use. Severe service intervals are shorter. Check your maintenance schedule for the exact mileage.

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Author & Review

Published by AllOEMManuals, founded by Lyndon Bedford, an automotive technician with 20 years of experience. He owned and operated a mechanic shop in Hurst, Texas from 2014 to 2022 and continues hands-on repair work.

Content may combine manual references, general repair templates, and AI-assisted drafting. Confirm the source, vehicle configuration, and applicability before working. Report corrections through our contact page.

Last updated: 2026-10-31

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