Place of Origin:
China
Brand Name:
SuspAir
Certification:
CE
Model Number:
A2513200158
A2513200158 Air Suspension Solenoid Valve Block for Mercedes-Benz R Class W251 W238
Original OE Number: A2513200158 / 2513200158
Product Name: Mercedes-Benz Air Suspension Distribution Valve, Air Suspension Solenoid Valve Block Assembly, Airmatic Pressure Flow Control Valve
Installation Position: Chassis air suspension system, air compressor pipeline assembly end. Universal for the whole vehicle, no front/rear/left/right distinction. It is the core pressure control valve for the Airmatic air suspension system of Mercedes-Benz W164/W221/W251 chassis.
Product Description
A2513200158 is an original-equipment-grade air suspension distribution valve exclusive to classic high-end Mercedes-Benz chassis, compatible with W251 R-Class, W164 ML/GL-Class, W221 S-Class models equipped with factory Airmatic air suspension. As the pressure core of the air suspension system, it is mainly responsible for four-wheel independent air pressure distribution, system pressure stabilization and retention, vehicle body lifting adjustment and pipeline pressure balance. It effectively controls body height and suspension air pressure, serving as a key component to maintain stable operation of the air suspension system and solve body sagging and air leakage faults.
Due to long service life, the original factory valve of these Mercedes models works under long-term high pressure, extreme temperature differences, dust and water vapor erosion, easily causing internal valve core carbon deposition and sticking, reduced solenoid sensitivity, aging and failure of sealing rings, micro air leakage and poor pressure retention. Typical vehicle faults include single-side or four-wheel body sagging after overnight parking, frequent air compressor startup, compressor overheating protection, slow lifting speed, unbalanced left-right body height, dashboard air suspension warning light, chassis shaking during driving and system pressure relief fault codes.
This distribution valve is 1:1 precisely molded according to original A2513200158 factory parameters. The valve flow channel aperture, solenoid switching logic, pressure resistance grade, plug pins and pipeline interface dimensions fully comply with OEM standards. Adopting high-strength aviation aluminum alloy valve body, high and low temperature resistant high-pressure fluororubber seals and anti-interference precision electronic valve core, it features sensitive response, stable pressure retention and excellent aging resistance. It supports non-destructive in-situ direct replacement without wiring modification, drilling or professional programming, fully compatible with the original Airmatic intelligent air suspension system. It thoroughly solves common stubborn faults of old Mercedes air suspension such as body sagging, pressure relief, overworked compressor and abnormal lifting with ultra-low rework rate, being a must-have popular part for auto repair replacement, parts wholesale and cross-border export.
Core Advantages
Compatibility Instruction: This universal air suspension distribution valve fits Mercedes-Benz W251/W164/W221 chassis, only compatible with high-end models equipped with factory Airmatic air suspension. Mechanical suspension and ABC hydraulic suspension models have no matching mounting structure and cannot be adapted.
Exact Compatible Models List
Applicable Years: 2006–2013
Main OE Numbers: A2513200158, 2513200158
Interchangeable OE Numbers: A1643201204, A2123200358
Interchange Remark: The above numbers are factory upgraded universal replacement parts with identical valve flow channel, pressure resistance parameters, electronic signals and mounting interfaces. They are fully interchangeable standard parts, supporting direct non-destructive installation without modification or programming, zero compatibility faults.
Q1: Does this valve fit specific front/rear/left/right positions?
A: No position limitation, universal for all W251/W164/W221 air suspension models, featuring wide compatibility and ultra-simple inventory management.
Q2: Is it suitable for mechanical suspension or ABC hydraulic suspension models?
A: No. This part is exclusively designed for factory Airmatic air suspension systems. Mechanical and hydraulic suspension have no matched air pipelines and control logic, resulting in incompatibility.
Q3: Is it compatible with all W221 S-Class air suspension models?
A: Yes, it is fully universal for all W221 chassis S-Class models equipped with original factory air suspension with precise adaptation and no compatibility issues.
Q4: Is programming or coding required after replacement?
A: No programming required. After in-situ replacement, exhaust pipeline air, complete air tightness test, clear fault codes and calibrate body height for normal use, the vehicle system will adapt automatically.
Q5: What faults require distribution valve replacement?
A: Replacement is required for vehicle static sagging, single-side low body height, continuous compressor operation, slow lifting speed, constant air suspension warning light, unbalanced body height and frequent system pressure relief faults. These problems are mainly caused by valve core sticking and seal failure, which can be completely solved by assembly replacement.
Q6: Is it necessary to replace the air compressor together?
A: No need if the compressor has sufficient pressure without overheating and abnormal noise. If the compressor is aging, under-powered or frequently overheats, simultaneous replacement is recommended to avoid secondary pressure relief damage of the new valve.
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