Mercedes-Benz S420 Automatic Transmission Fluids
Your Mercedes-Benz S420 will be happy to know that the search for the right Automatic Transmission Fluids you’ve been looking for is over! Advance Auto Parts has 13 different Automatic Transmission Fluids for your vehicle, ready for shipping or in-store pick up. The best part is, our Mercedes-Benz S420 Automatic Transmission Fluids start from as little as $7.99.
When it comes to your Mercedes-Benz S420, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Automatic Transmission Fluids brands so you can shop with complete confidence. Some of our top Automatic Transmission Fluids brands are FRAM and Castrol. We’re sure you will get the right product to keep that S420 running for a long time.
We even have reviews of our OEM and aftermarket Automatic Transmission Fluids products to help you buy with confidence. Hear from other customers via the 634 reviews on parts for your Mercedes-Benz S420.
Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Automatic Transmission Fluids for your S420, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!
Compare 19 Mercedes-Benz Automatic Transmission Fluids
Valvoline – ATF for Mercon®V Applications Conventional, 1 Quart (Part No.822345)
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$12.99
Valvoline ATF for MERCON®V Applications is a high-quality transmission fluid meeting and exceeding the requirements of the Ford Mercon V specification which covers most Ford passenger cars and light-duty trucks (except those specifying MERCON®SP, MERCON®LV or Type F fluids), including Lincoln and Mercury, as well as most pre-2006 GM vehicles and many imports. Recommended for use in the following applications: MERCON®V, MERCON®, DEXRON®-III, DEXRON®-II, Caterpillar TO-2, Allison C-4. Other applications include Power steering fluid where a DEXRON® or MERCON® fluid is recommended. Suitable to use in Nissan Matic D, Matic J and Matic K.
Product Features:
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Product Features:
- Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
- Enhanced anti-shudder protection for smooth shifting and maximum power transfer
- Developed with anti-wear technology to help improve transmission durability
- Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
Castrol – Transmax ATF Full Synthetic Multi-Vehicle Automatic Transmission Fluid (1 Quart) (Part No.152A76)
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$12.29
Automatic transmission fluid is a technologically advanced, low viscosity formulation specially designed to deliver performance and maximum fuel efficiency for modern automatic transmissions.
Product Features:
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Product Features:
- Full Synthetic, low viscosity formulation
- OEM approved and licensed by Ford (MERCON® LV) and GM (DEXRON® -VI)
- Low viscosity formula for maximum fuel efficiency in modern automatic transmissions
- Enhanced friction durability for smooth transmission performance
- Superior high temperature protection to effectively resist oxidation
- Unsurpassed protection against copper corrosion
- Industry Specifications and OEM Approvals: JASO-1A
- Licensed and approved for use in: All GM vehicles (DEXRON®-VI, All previous DEXRON®); All Ford vehicles which specify Mercon® LV
Castrol – Domestic Multi-vehicle (ATF) Automatic Transmission Fluid (1 Quart) (Part No.15ADFA)
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$7.99
Castrol® Transmax DEX/MERC includes enhanced friction durability for smooth transmission performance. Designed for use in older Ford and GM vehicles.
Product Features:
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Product Features:
- Enhanced friction durability for smooth transmission performance
- Meets DEXRON®-III H requirements; also satisfies requirements of DEXRON®, DEXRON®-III, IIE, and II; do not use this ATF in applications calling for DEXRON®-VI
- Meets MERCON® requirements; may also be used in power steering applications where MERCON® is required; use Castrol Type F ATF in applications calling for Type F
- Do not use this ATF in applications calling for MERCON® V or MERCON® SP
FRAM – Full Synthetic Dexron VI Automatic Transmission Fluid: 1 Gallon (Part No.F426-1G)
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$33.99
FRAM DEXRON®-VI FULL SYNTHETIC ATF represents the latest technology in full synthetic automatic transmission fluids. This product is designed for the newest generation of highly efficient transmissions now being installed in most vehicles, and is DEXRON®-VI licensed by GM and meets JASO 1A performance requirements. It is a fuel efficient choice for older models as well, such as those currently using DEXRON®-III. FRAM DEXRON®-VI FULL SYNTHETIC ATF is recommended for use in all GM DEXRON® applications and in transmissions applications calling for Toyota WS, Nissan Matic J and Matic S, Ford part numbers XT-10-QLV and XT-6-QSP, Honda Z-1 and DW 1, and Hyundai SP-VI. Check owner’s manual for specific recommendations.
Product Features:
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Product Features:
- Outstanding resistance to oxidative and thermal breakdown.
- Exceptional low temperature fluidity.
- Excellent anti-wear properties.
- Excellent gear shift quality throughout service life.
- ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE FLUID FOR YOUR TRANSMISSION
- TRANSMISSION FLUIDS ALSO APPLICABLE IN POWER STEERING UNITS; CHECK OWNERS’ MANUAL
FRAM – Full Synthetic Dexron VI Automatic Transmission Fluid: 1 Quart (Part No.F426)
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$11.79
FRAM DEXRON®-VI FULL SYNTHETIC ATF represents the latest technology in full synthetic automatic transmission fluids. This product is designed for the newest generation of highly efficient transmissions now being installed in most vehicles, and is DEXRON®-VI licensed by GM and meets JASO 1A performance requirements. It is a fuel efficient choice for older models as well, such as those currently using DEXRON®-III. FRAM DEXRON®-VI FULL SYNTHETIC ATF is recommended for use in all GM DEXRON® applications and in transmissions applications calling for Toyota WS, Nissan Matic J and Matic S, Ford part numbers XT-10-QLV and XT-6-QSP, Honda Z-1 and DW 1, and Hyundai SP-VI. Check owner’s manual for specific recommendations.
Product Features:
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Product Features:
- Outstanding resistance to oxidative and thermal breakdown.
- Exceptional low temperature fluidity.
- Excellent anti-wear properties.
- Excellent gear shift quality throughout service life.
- ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE FLUID FOR YOUR TRANSMISSION
- TRANSMISSION FLUIDS ALSO APPLICABLE IN POWER STEERING UNITS; CHECK OWNERS’ MANUAL
FRAM – Full Synthetic Continuously Variable Transmission (CVT) Fluid: 1 Quart (Part No.F490)
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$11.99
FRAM FULL SYNTHETIC CVT Fluid is formulated with synthetic base stocks and a robust additive system designed to protect both chain and belt type continuously variable transmissions (CVT). It is engineered to offer the highest level of protection against metal-to-metal wear. Better anti-shudder and anti-scuffing performance lead to longer life for transmissions, and quieter, more vibration-free operation.
Product Features:
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Product Features:
- Outstanding thermal and oxidation stability
- Excellent sludge and varnish protection
- Best in-class anti-shudder durability
- Volatility: Lowers oil vaporization and consumption at extreme conditions
- Covers both belt and chain type applications
- ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE OIL FOR YOUR TRANSMISSION
- TRANSMISSION FLUIDS ALSO APPLICABLE IN POWER STEERING UNITS; CHECK OWNERS’ MANUAL
FRAM – Dexron III / Mercon Multi-Vehicle Automatic Transmission Fluid: 1 Quart (Part No.F420)
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$8.79
FRAM DEX III/MERC ATF is formulated for older model Ford and General Motors vehicles requiring MERCON®, DEXRON-I®, DEXRON-II® and DEXRON-III®. It is also recommended for transmissions, power steering systems, and hydraulic systems requiring a DEXRONIII® or Caterpillar TO-2 fluid. FRAM DEX III/MERC ATF may also be used in compressors, pumps, and hydraulic systems. FRAM DEX III-H/M ATF is recommended for use in all transmissions, hydraulic systems, and power steering units manufactured by American, European, Korean, Japanese and other manufactures from around the world specifying DEXRON®III H/Mercon® and earlier DEXRON®/Mercon® type transmission fluids.
Product Features:
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Product Features:
- Good foam and corrosion prevention
- Safe for seals
- Promotes smooth shifting
- ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE FLUID FOR YOUR TRANSMISSION
- TRANSMISSION FLUIDS ALSO APPLICABLE IN POWER STEERING UNITS; CHECK OWNERS’ MANUAL
FRAM – Full Synthetic Global Multi-Vehicle Automatic Transmission Fluid: 1 Quart (Part No.F470)
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$11.49
FRAM Global ATF is formulated to meet the fluid needs of a broad range of automatic transmissions. Using advanced additive technology and base fluids, it is suitable for service fill of many transmissions manufactured by North American, Asian, and European OEMs. FRAM Global ATF provides oxidation and thermal stability, friction control, load-carrying ability, corrosion and wear protection. It helps protect against the formation of sludge, varnish and foam. FRAM Global ATF has exceptional low temperature flow properties and enhanced protection against viscosity breakdown at high temperatures. It also has exceptional oxidation and thermal stability, resulting in maximum service life.
Product Features:
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Product Features:
- Maintains friction control for smooth shift action and protection against shudder
- Retains high temperature viscosity resulting in maximum oil film thickness and excellent wear
- Controls sludge, corrosion, and wear of gears
- ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE FLUID FOR YOUR TRANSMISSION
- TRANSMISSION FLUIDS ALSO APPLICABLE IN POWER STEERING UNITS; CHECK OWNERS’ MANUAL
FRAM – Dexron III / Mercon Multi-Vehicle Automatic Transmission Fluid: 1 Gallon (Part No.F420-1G)
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$28.99
FRAM DEX III/MERC ATF is formulated for older model Ford and General Motors vehicles requiring MERCON®, DEXRON-I®, DEXRON-II® and DEXRON-III®. It is also recommended for transmissions, power steering systems, and hydraulic systems requiring a DEXRONIII® or Caterpillar TO-2 fluid. FRAM DEX III/MERC ATF may also be used in compressors, pumps, and hydraulic systems. FRAM DEX III-H/M ATF is recommended for use in all transmissions, hydraulic systems, and power steering units manufactured by American, European, Korean, Japanese and other manufactures from around the world specifying DEXRON®III H/Mercon® and earlier DEXRON®/Mercon® type transmission fluids.
Product Features:
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Product Features:
- Good foam and corrosion prevention
- Safe for seals
- Promotes smooth shifting
- ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE FLUID FOR YOUR TRANSMISSION
- TRANSMISSION FLUIDS ALSO APPLICABLE IN POWER STEERING UNITS; CHECK OWNERS’ MANUAL
FRAM – Dexron III / Mercon Multi-Vehicle Automatic Transmission Fluid: 5 Gallon (Part No.F420-5)
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$96.99
FRAM DEX III/MERC ATF is formulated for older model Ford and General Motors vehicles requiring MERCON®, DEXRON-I®, DEXRON-II® and DEXRON-III®. It is also recommended for transmissions, power steering systems, and hydraulic systems requiring a DEXRONIII® or Caterpillar TO-2 fluid. FRAM DEX III/MERC ATF may also be used in compressors, pumps, and hydraulic systems. FRAM DEX III-H/M ATF is recommended for use in all transmissions, hydraulic systems, and power steering units manufactured by American, European, Korean, Japanese and other manufactures from around the world specifying DEXRON®III H/Mercon® and earlier DEXRON®/Mercon® type transmission fluids.
Product Features:
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Product Features:
- Good foam and corrosion prevention
- Safe for seals
- Promotes smooth shifting
- ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE FLUID FOR YOUR TRANSMISSION
- TRANSMISSION FLUIDS ALSO APPLICABLE IN POWER STEERING UNITS; CHECK OWNERS’ MANUAL
Castrol – Transmax ATF High Mileage Automatic Transmission Fluid: 1 Gallon (Part No.1599F1)
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$49.99
Castrol Transmax High Mileage is specially formulated for transmissions with over 75,000 miles to deliver superior performance for maximum transmission life. It features additional seal conditioners to help stop leaks and cleaning agents to reduce varnish and deposit formation. It also protects against clutch wear and restores smooth shifting and can be used in a wide variety of specifications including DEXRON®-IIIH, MERCON® and JASO-1A.
Product Features:
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Product Features:
- Additional seal conditioners help stop leaks.
- Extra cleaning agents reduce varnish and sludge formation.
- Protects against clutch wear and restores smooth shifting.
- Recommended for use in new & older vehicles that require:
Pentosin – ATF 134 for MB 236.14 (Part No.1088117)
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$20.79
Pentosin ATF 134 is an ultra high-performance automatic transmission fluid developed to improve shifting comfort for the new generation of Mercedes-Benz 5-Speed 722.6
Product Features:
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Product Features:
- Fits Mercedes Benz 5 and 7-speed transmissions up to June 2010 (722.6 and 722.9).
- Pentosin OE approval on Mercedes spec. 236.14.
- Ultra high performance backwards compatible to MB spec. 236.12.
- Manufactured in Germany for Mercedes Benz worldwide production and distribution.
Pentosin – FFL4 Full Synthetic Double Clutch Transmission Fluid: 1 Liter (Part No.1080107)
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$49.99
Pentosin FFL-4 is the only approved First Fill and Service Fill transmission fluid for the new generation of BMW double clutch gear transmissions (DCT). Pentosin FFL-4 is founded on a fully synthetic base oil technology for safe operation at even the highest thermal load. FFL-4 features a special clutch friction performance which makes it mandatory to be applied solely to the double clutch gear box do not mix with any other gear oils.
Product Features:
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Product Features:
- Formulated anti-wear chemistry and friction modifiers guarantee stable friction performance in modern transmissions.
- Fully synthetic fluid with constant stable friction characteristics under the most severe driving conditions.
- Exclusively developed for applications in the new Audi/Volkswagen, BMW, Porsche double clutch transmission.
- Features a special clutch friction performance which makes it mandatory to be applied to DCT gear box only.
Castrol – BP Petroleum Autran Syn 295 Synthetic Automatic Transmission Fluid, 1 Gallon (Part No.709732)
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$71.99
Full-Synthetic; Heavy Duty Automatic Transmission; BP Autran Syn-295 is a full-synthetic, heavy duty automatic transmission fluid approved for use under Allison TES-295. It is formulated to maintain its stability, even under the most severe operating conditions.
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Product Features:
- Formulated with high viscosity index 100% synthetic base fluids and specific additives in order to exceed Allison requirements and provide outstanding wear protection
- Keeps transmissions cooler, offering excellent shear stability, low oxidation and high heat capacity
- Provides superior high/low temperature performance due to high VI synthetic base fluids and has excellent corrosion and foaming resistance
- BP Autran Syn-295 also has an Allison TES-468 approval for use in Allison Hybrid Electric Drive Transmissions
- Other OEM approvals include Allison C-4, Voith and ZF transmissions
- BP Autran Syn-295 is an ideal transmission fluid for light duty application vehicles, such as:
- Inter/intra-city buses & school buses
- Emergency vehicles
- Delivery trucks & vans
- Recreational vehicles & motor homes
- Refuse vehicles
- On/off-highway vehicles
Pentosin – ATF 134 FE for MB 236.15 (Part No.1089216)
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$88.99
OEM approved. Premium performance fuel economy ATF with reduced viscosity. Developed to optimize gearbox efficiency of the latest generation Mercedes-Benz 7-G Tronic Plus (NAG II ) automatic transmissions. Not downwards compatible with previous MB-ATF-Specifications.
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Product Features:
- OE approval on Mercedes spec. 236.15.
- Fits: Mercedes Benz 7-speed transmissions after June 2010 (MB OE # 001-989-78-03).
- Developed to further optimize gearbox efficiency of latest generation Mercedes Benz 7G Tronic Plus automatic transmissions.
- Provides impressive fuel economy potential and low-temperature behavior.
Pentosin – ATF 134 for MB 236.14 (Part No.1088216)
from
$79.99
Pentosin ATF 134 is an ultra high-performance automatic transmission fluid developed to improve shifting comfort for the new generation of Mercedes-Benz 5-Speed 722.6
Product Features:
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Product Features:
- Fits Mercedes Benz 5 and 7-speed transmissions up to June 2010 (722.6 and 722.9).
- Pentosin OE approval on Mercedes spec. 236.14.
- Ultra high performance backwards compatible to MB spec. 236.12.
- Manufactured in Germany for Mercedes Benz worldwide production and distribution.
Pentosin – ATF 134 FE for MB 236.15 (Part No.1089117)
from
$58.99
OEM approved. Premium performance fuel economy ATF with reduced viscosity. Developed to optimize gearbox efficiency of the latest generation Mercedes-Benz 7-G Tronic Plus (NAG II ) automatic transmissions. Not downwards compatible with previous MB-ATF-Specifications.
Product Features:
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Product Features:
- OE approval on Mercedes spec. 236.15.
- Fits: Mercedes Benz 7-speed transmissions after June 2010 (MB OE # 001-989-78-03).
- Developed to further optimize gearbox efficiency of latest generation Mercedes Benz 7G Tronic Plus automatic transmissions.
- Provides impressive fuel economy potential and low-temperature behavior.
Castrol – Transmax ATF & CVT Universal (Part No.15E0C8)
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$25.99
Transmax ATF & CVT Universal
ATP – Auto Trans Fluid (Part No.AT-216)
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$22.99
Product Features:
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- Fully Synthetic
- Advance transmission protection from standard to sever duty
- Resist thermal breakdown, oxidation, varnish and sludge
FAQs for Mercedes-Benz S420 Automatic Transmission Fluids
What are the most popular Automatic Transmission Fluids for the Mercedes-Benz S420?
With 4 brands you can trust, our most popular Automatic Transmission Fluids for the Mercedes-Benz S420 are:
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$11.99
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Full Synthetic Continuously Variable Transmission (CVT) Fluid: 1 Quart
Automatic Transmission Fluids
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$8.79
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Dexron III / Mercon Multi-Vehicle Automatic Transmission Fluid: 1 Quart
Automatic Transmission Fluids
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$11.49
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Full Synthetic Global Multi-Vehicle Automatic Transmission Fluid: 1 Quart
Automatic Transmission Fluids
Find Your Mercedes-Benz S420 Automatic Transmission Fluids by Year
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