Differential ring and pinion A1243505639

Description

Differential ring and pinion by MERCEDES, catalog number A1243505639. Confirmed catalog fitment: Mercedes-Benz C-Class CL203 (2001–2007), Mercedes-Benz C-Class S202 (1996–2001), Mercedes-Benz C-Class S203 (2001–2007), Mercedes-Benz C-Class W202 (1993–2000), Mercedes-Benz C-Class W203 (2000–2007) and other body variants. For an accurate match, compare the number and identification with the removed part and confirm the vehicle specification by VIN. The fitment list is a reference and does not replace a vehicle-specific compatibility check.

FINAL DRIVE RING AND PINION. The final drive ring and pinion gear set is a critical component of the vehicle drivetrain responsible for transferring torque from the driveshaft to the differential while reducing rotational speed and increasing torque. The assembly consists of a drive pinion gear and a ring gear that form a hypoid or bevel gear pair. These gears are manufactured from high-strength alloy steel and undergo precision machining and heat treatment to ensure durability and accurate gear meshing. Proper gear contact pattern and bearing preload adjustment are essential for quiet and efficient operation. Failure may result in whining noise from the axle housing, vibration, overheating or metal particles in gear oil. Our catalog includes genuine OEM final drive gear sets and inspected used units for various drivetrain configurations. Selection is based on VIN number, axle type and gear ratio. Correct installation requires precise adjustment of backlash and bearing preload.

Compatibility

Fits 15 vehicles

Nothing found

About the manufacturer · MERCEDES

Mercedes‑Benz is a German premium automotive brand and one of the oldest automobile manufacturers in the world, with its history dating back to 1886 when Karl Benz created the first gasoline‑powered automobile. Today the...

Mercedes‑Benz is a German premium automotive brand and one of the oldest automobile manufacturers in the world, with its history dating back to 1886 when Karl Benz created the first gasoline‑powered automobile. Today the brand is part of Mercedes‑Benz Group and is recognized globally as a leading manufacturer of passenger cars, commercial vehicles and genuine automotive spare parts. Under the Mercedes‑Benz brand a wide range of original components is produced for the company’s vehicles, including engine parts, cooling system components, suspension elements, braking systems, transmission components, electronic modules, body parts and various maintenance and service items. Genuine Mercedes‑Benz parts are designed according to strict factory engineering standards and undergo comprehensive quality control throughout the production process. This ensures precise fitment, reliable performance and full compatibility with the vehicles they are intended for. According to feedback from car owners and automotive repair professionals, Mercedes‑Benz genuine parts are highly regarded for their excellent build quality, long service life and dependable operation even under demanding driving conditions. Many users also highlight the perfect fit and ease of installation of original components. The most frequently mentioned drawback is the relatively high price compared with many aftermarket alternatives, although many vehicle owners consider the cost justified due to the durability, safety and preservation of the vehicle’s original factory performance.

Additional information

Differential ring and pinion by MERCEDES, catalog number A1243505639, is listed for vehicle repair or maintenance. The catalog identifies the item as “Differential ring and pinion”. Confirmed catalog fitment: Mercedes-Benz C-Class CL203 (2001–2007), Mercedes-Benz C-Class S202 (1996–2001), Mercedes-Benz C-Class S203 (2001–2007), Mercedes-Benz C-Class W202 (1993–2000), Mercedes-Benz C-Class W203 (2000–2007), Mercedes-Benz CLC CL203 (2008–2011) and other body variants. Fitment is based on the catalog links between the part and vehicle bodies. It helps narrow the search, but final compatibility must be confirmed for the exact vehicle specification. The primary ordering references are part number A1243505639 and manufacturer MERCEDES. Parts can differ within the same vehicle model by production year, engine, transmission, installation side, or position. Before purchase, compare the number and identification with the removed component and verify body, year, and specification by VIN.

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