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Timing chain tensioner A1770500501

Description

Timing chain tensioner by MERCEDES, catalog number A1770500501. Confirmed catalog fitment: Mercedes-Benz C-Class C205 (2015–2023), Mercedes-Benz C-Class S205 (2014–2021), Mercedes-Benz C-Class W205 (2013–2021), Mercedes-Benz GLC C253 (2016–2023), Mercedes-Benz GLC X253 (2015–2022) 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.

TIMING CHAIN TENSIONER. The timing chain tensioner is a component of the engine timing drive system designed to maintain optimal chain tension under all operating conditions. It compensates for chain stretch, reduces vibration and prevents the chain from skipping teeth on camshaft and crankshaft sprockets. Depending on engine design, the tensioner may be mechanical, hydraulic or a combined type. In hydraulic systems, engine oil pressure acts on a plunger mechanism to stabilize chain position and maintain proper timing alignment. Proper operation ensures accurate valve timing, stable engine performance and reduced mechanical noise. Failure symptoms include metallic rattling or ticking noises from the timing area, especially during cold start, unstable engine operation, camshaft timing fault codes or risk of chain jump. Causes may include plunger wear, loss of hydraulic pressure, clogged oil passages or structural damage. Our catalog includes genuine OEM timing chain tensioners, quality aftermarket replacements and tested used units without cracks or excessive wear. Used parts are inspected for housing integrity, plunger condition and hydraulic chamber sealing. Selection is based on VIN number, engine type, timing system generation and part number. Timely replacement prevents chain misalignment, valve damage and costly engine repairs.

Compatibility

Fits 7 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
Timing chain tensioner by MERCEDES, catalog number A1770500501, is listed for vehicle repair or maintenance. The catalog identifies the item as “Timing chain tensioner”. Confirmed catalog fitment: Mercedes-Benz C-Class C205 (2015–2023), Mercedes-Benz C-Class S205 (2014–2021), Mercedes-Benz C-Class W205 (2013–2021), Mercedes-Benz GLC C253 (2016–2023), Mercedes-Benz GLC X253 (2015–2022), Mercedes-Benz GLE W167 (2018+) 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 A1770500501 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. Also compare appearance, connectors, mountings, dimensions, and included items whenever those details are relevant to this part.

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