Mercedes W221 S350/CL550/S550 gasoline pump assembly 1714700990 low-pressure fuel supply system upgrade.

奔驰 W221 S350/CL550/S550 汽油泵总成 1714700990 低压供油系统升级。

Mercedes W221 S350/CL550/S550 fuel pump assembly, factory marking W221-S350, compatible with Mercedes-Benz S-Class/CL-Class, for low-pressure fuel supply system upgrade.

Used partsIn StockMercedes-BenzS Class350

Replaces OEM #

MOQ

1

Vehicle Fitment(3 items)

Vehicle Model / GenerationYearEngineSpecification
S Class1972 ~ null
3502006 ~ null

Specifications

压力标准(mpa)
电压标准(V)
类型低压油泵
适配车型奔驰W221/S350 / CL550/ S550
配件编号1714700990
适用汽车品牌奔驰

Packaging Info

Specifications

包装尺寸标准

Cross Reference / OEM

1714700990

For Mercedes-Benz W221, multiple starts required, acceleration stutter, or power drop at high speed indicates aging factory fuel pump assembly and insufficient fuel pressure. The part supplies fuel from the tank to the engine, maintaining low-pressure fuel system pressure for smooth operation. Fits W221/S350, CL550, S550; OEM 1714700990. Installation requires disconnecting the battery negative and inspecting the pump seal for integrity to avoid leaks or noise after installation.

FAQ — Motuon

奔驰 W221 S350/CL550/S550 汽油泵总成 1714700990 低压供油系统升级。

W221-S350

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