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Brake chamber WG4005362000 Sinotruk Howo

Brake chamber WG4005362000 Sinotruk Howo

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Brake Chamber WG4005362000 SINOTRUK HOWO 

The WG4005362000 Brake Chamber is a pneumatic actuator that converts air pressure from the brake circuit into mechanical force to expand the brake shoes. As a critical component in the SINOTRUK HOWO air brake system, it ensures rapid response, consistent push force, and exceptional durability for safe and efficient braking of heavy-duty axles.

  • Optimal Pneumatic Performance: The 20'/24' diaphragm type provides excellent force-to-stroke ratio, generating strong push force to overcome brake shoe return spring resistance and apply firm pressure against the drum
  • Robust and Leak-Proof Construction: Stamped steel or alloy body resists corrosion and impact. Reinforced synthetic rubber diaphragm ensures perfect sealing, resisting fatigue and extreme temperature variations
  • Precision Push Rod and Guiding: Threaded rod is heat-treated for high hardness and wear resistance. Precise guiding within the chamber body prevents jamming or lateral movement
    Compatibility: Direct replacement for original factory part, ensuring perfect fit with the HOWO air brake system
  • Safety Compliant: Meets safety standards for heavy vehicles, ensuring correct stroke essential for proper brake adjustment
ItemDetails
Product NameDiaphragm Type Brake Air Chamber
Part NumberWG4005362000
Alternative ReferenceXQ046796
Vehicle BrandSINOTRUK HOWO
TypeDiaphragm Brake Chamber

Compatibility

This brake chamber is designed for:

  • SINOTRUK HOWO series trucks
  • HOWO T5G with VGD71S front axle
  • HOWO A7 series
  • Applicable for front or rear axle brake systems

Function Description

When the driver presses the brake pedal, compressed air is sent to the WG4005362000 brake chamber. The pressure pushes the diaphragm, which moves the push rod. This rod then actuates the slack adjuster lever, rotating the S-cam. The rotation of the cam expands the two brake shoes against the inner surface of the brake drum, creating the friction force that slows the vehicle.

Common Failure Symptoms

Replace this brake chamber when experiencing:

  • Air leak noise from the brake chamber
  • Weak or delayed braking response
  • Uneven braking between wheels
  • Visible diaphragm damage or cracks
  • Push rod not returning to rest position
  • Corrosion on the chamber body
Part No.English Part NameNotes / Application
WG9000360100Brake Chamber Left / Diaphragm Brake Chamber LeftHOWO, HOWO A7, Golden Prince
WG9000360101Brake ChamberHOWO & HOWO A7 series
WG4005362000_2Brake Chamber 24' (Right, L=168)Right side, 24' diaphragm, stroke 168mm
812W50410-6883Brake Air Chamber 24/24 (Double Diaphragm)Type 24/24, total length 285mm
WG9100360410Front Left Brake ChamberFront left axle, HOWO
WG9000360661Diaphragm Spring Brake Chamber L=220HOWO Truck
WG9000360600Diaphragm Spring Brake ChamberHOWO 371, HOWO 8x4 Dump Truck
WG9000360609Air Brake ChamberReference number for HOWO/SHACMAN
AZ9761345541Brake ChamberHOWO Sinotruk parts
WG9000360900 / WG9000360901Brake ChamberAlternative reference numbers 


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Product Detail

Brake Chamber WG4005362000 SINOTRUK HOWO 

The WG4005362000 Brake Chamber is a pneumatic actuator that converts air pressure from the brake circuit into mechanical force to expand the brake shoes. As a critical component in the SINOTRUK HOWO air brake system, it ensures rapid response, consistent push force, and exceptional durability for safe and efficient braking of heavy-duty axles.

  • Optimal Pneumatic Performance: The 20'/24' diaphragm type provides excellent force-to-stroke ratio, generating strong push force to overcome brake shoe return spring resistance and apply firm pressure against the drum
  • Robust and Leak-Proof Construction: Stamped steel or alloy body resists corrosion and impact. Reinforced synthetic rubber diaphragm ensures perfect sealing, resisting fatigue and extreme temperature variations
  • Precision Push Rod and Guiding: Threaded rod is heat-treated for high hardness and wear resistance. Precise guiding within the chamber body prevents jamming or lateral movement
    Compatibility: Direct replacement for original factory part, ensuring perfect fit with the HOWO air brake system
  • Safety Compliant: Meets safety standards for heavy vehicles, ensuring correct stroke essential for proper brake adjustment
ItemDetails
Product NameDiaphragm Type Brake Air Chamber
Part NumberWG4005362000
Alternative ReferenceXQ046796
Vehicle BrandSINOTRUK HOWO
TypeDiaphragm Brake Chamber

Compatibility

This brake chamber is designed for:

  • SINOTRUK HOWO series trucks
  • HOWO T5G with VGD71S front axle
  • HOWO A7 series
  • Applicable for front or rear axle brake systems

Function Description

When the driver presses the brake pedal, compressed air is sent to the WG4005362000 brake chamber. The pressure pushes the diaphragm, which moves the push rod. This rod then actuates the slack adjuster lever, rotating the S-cam. The rotation of the cam expands the two brake shoes against the inner surface of the brake drum, creating the friction force that slows the vehicle.

Common Failure Symptoms

Replace this brake chamber when experiencing:

  • Air leak noise from the brake chamber
  • Weak or delayed braking response
  • Uneven braking between wheels
  • Visible diaphragm damage or cracks
  • Push rod not returning to rest position
  • Corrosion on the chamber body
Part No.English Part NameNotes / Application
WG9000360100Brake Chamber Left / Diaphragm Brake Chamber LeftHOWO, HOWO A7, Golden Prince
WG9000360101Brake ChamberHOWO & HOWO A7 series
WG4005362000_2Brake Chamber 24' (Right, L=168)Right side, 24' diaphragm, stroke 168mm
812W50410-6883Brake Air Chamber 24/24 (Double Diaphragm)Type 24/24, total length 285mm
WG9100360410Front Left Brake ChamberFront left axle, HOWO
WG9000360661Diaphragm Spring Brake Chamber L=220HOWO Truck
WG9000360600Diaphragm Spring Brake ChamberHOWO 371, HOWO 8x4 Dump Truck
WG9000360609Air Brake ChamberReference number for HOWO/SHACMAN
AZ9761345541Brake ChamberHOWO Sinotruk parts
WG9000360900 / WG9000360901Brake ChamberAlternative reference numbers 


Brake chamber WG4005362000 Sinotruk Howo
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Tel:                +86-172 696 29279 

Address:          No. 667, Zhujiang Road, Xuejiadao 

                      Street, Huangdao District, Qingdao,

                      Qingdao Area, China (Shandong) Pilot

                      Free Trade Zone

Contact us

WhatsApp:+86-172 696 29279

WeChat:172 6962 9279

E-mail:asher@wuchenjialianspareparts.com

Tel:+86-172 696 29279

Address:No. 667, Zhujiang Road, Xuejiadao 

Street, Huangdao District, Qingdao, Qingdao Area, China (Shandong) Pilot Free Trade Zone

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© Copyright - 2026 Qingdao Wuchen Jialian International Trade Co., Ltd . All Rights Reserved.

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