This WG9725230042 clutch booster cylinder is a high-quality replacement part designed for Sinotruk HOWO series heavy trucks. It works as a key pneumatic assist component to reduce clutch pedal force, making clutch operation lighter and smoother, especially under full-load driving conditions.
Constructed with high-strength die-cast aluminum body and high-quality oil & air resistant seals, it features excellent pressure resistance, stable performance, good sealing and long service life. The precision internal piston structure ensures sensitive response, no air leakage or oil leakage during long-term heavy-duty use.
All mounting holes, connection ports and overall dimensions are strictly manufactured according to OEM standards, supporting direct bolt-on installation without any modification. It effectively solves problems such as heavy clutch pedal, difficult gear shifting, abnormal noise and clutch disengagement insufficiency.
Widely used in truck repair shops, logistics fleet maintenance and global heavy truck clutch system parts wholesale. Stable quality, sufficient stock and factory direct price make it an ideal replacement choice.
