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In a heavy-duty pneumatic braking system, the stability of the air chamber is paramount for safety. The WG9981340033 Brake Chamber Bracket is specifically engineered for the left side of the rear axle on Sinotruk HOWO and Houhan heavy trucks.
Technical Specifications
Property
Detail
Part Number
WG9981340033
Component Name
Brake Chamber Bracket (Left Side)
Application
Sinotruk HOWO 7, HOWO T7H, Houhan Series
Placement
Rear Axle – Left Hand Side (LHS)
Material Grade
Reinforced Industrial Steel
Coating
Anti-corrosive Electrophoretic Paint (Black)
Mounting
Pre-drilled OEM Standard Holes
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For safety and optimal performance, we recommend this part be installed by a certified heavy-truck technician:
Initial Safety: Park on a flat surface and chock the wheels. Ensure the air pressure in the system is fully exhausted before attempting to remove the brake chamber.
Removal: Remove the air chamber from the old bracket. Unscrew the mounting bolts that attach the bracket to the axle housing. Note: These bolts may require penetrating oil if rust is present.
Positioning: Align the new WG9981340033 bracket with the mounting flange on the left side of the rear axle. Ensure the bracket sits perfectly flush.
Securing: Use Grade 10.9 high-strength bolts. We recommend replacing old bolts to avoid fatigue-related failure. Torque the bolts according to Sinotruk's factory specifications (typically found in the HOWO service manual).
Chamber Re-attachment: Re-mount the brake chamber onto the bracket. Connect the pushrod and air lines.
Final Test: Start the engine to build air pressure. Perform a static brake test to ensure the bracket does not move or vibrate during the
