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Shaanxi Zhixing Shengbang Trading Co., Ltd

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China SINOTRUK HOWO Heavy Duty Truck Transmission Gearbox Double H Valve WG2203250003
China SINOTRUK HOWO Heavy Duty Truck Transmission Gearbox Double H Valve WG2203250003

  1. China SINOTRUK HOWO Heavy Duty Truck Transmission Gearbox Double H Valve WG2203250003
  2. China SINOTRUK HOWO Heavy Duty Truck Transmission Gearbox Double H Valve WG2203250003
  3. China SINOTRUK HOWO Heavy Duty Truck Transmission Gearbox Double H Valve WG2203250003

SINOTRUK HOWO Heavy Duty Truck Transmission Gearbox Double H Valve WG2203250003

  1. MOQ: 1PCS
  2. Price: Negotiation
  3. Get Latest Price
Purpose For replace/repair
Delivery Time 7-10days
Shipping Courier/Air Freight/Sea Freight or According to customer requirements
Payment Terms L/C,D/A,D/P,T/T,,
Origin China
Package Customer Requirements/neutral Packaging/brand Packaging
Payment T/T,,,Alipay
Supply Ability 500PCS
Product Name Transmission Gearbox Double H Valve
Warranty 6 months
Service 24 Hours Online Service
Availability In stock
Applicable Model For Sinotruk HOWO Truck Parts
Packaging Details Unified cardboard, packaging with bubble wrap inside and wrapped with film outside. Large items can be palletized or packaged according to customer needs
Model Number WG2203250003
Place of Origin China
Certification CQC URS CE
Brand Name Sinotruk HOWO

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  1. Product Details
  2. Company Details

Product Specification

Purpose For replace/repair Delivery Time 7-10days
Shipping Courier/Air Freight/Sea Freight or According to customer requirements Payment Terms L/C,D/A,D/P,T/T,,
Origin China Package Customer Requirements/neutral Packaging/brand Packaging
Payment T/T,,,Alipay Supply Ability 500PCS
Product Name Transmission Gearbox Double H Valve Warranty 6 months
Service 24 Hours Online Service Availability In stock
Applicable Model For Sinotruk HOWO Truck Parts Packaging Details Unified cardboard, packaging with bubble wrap inside and wrapped with film outside. Large items can be palletized or packaged according to customer needs
Model Number WG2203250003 Place of Origin China
Certification CQC URS CE Brand Name Sinotruk HOWO
High Light Sinotruk HOWO truck transmission gearboxHeavy duty truck double H valveWG2203250003 transmission gearbox

SINOTRUK HOWO Heavy Duty Truck WG2203250003 Transmission Gearbox Double H Valve



This Heavy Duty Truck Transmission Gearbox Double H Valve (Part No. WG2203250003) is a critical pneumatic control component engineered specifically for SINOTRUK HOWO manual transmission systems. By precisely distributing air pressure to the high and low-gear switching cylinders within the auxiliary gearbox, it eliminates sluggish gear conversions and prevents air leaks that cause range-shifting failures. Built to thrive in harsh fleet operating environments such as heavy logistics transport, mining worksites, and construction transits, this pneumatic valve ensures smooth, instantaneous range transitions, protecting internal synchronizer assemblies and maximizing mechanical uptime.

Product Specification


Product Name Transmission Gearbox Double H Valve
Part Number  WG2203250003
Condition New
Origin China
Quality Standard 100% Tested
Quality Certification ISO, CCC, GSO, CE, SGS, TUV
Weight 0.5 KG
Dimensions

100 X 90 X 100 mm

Pneumatic Range Switching: Engineered to deliver instantaneous and precise air distribution, this pneumatic valve safely governs airflow to the auxiliary range cylinders. It ensures immediate high and low-gear range conversion under heavy cargo loads, completely removing pneumatic delay during critical slope climbs or heavy freight acceleration.
Hermetic Anti-Leak Integrity: Molded with premium internal sealing gaskets and a high-precision valve core cavity, this assembly maintains perfect airtightness under intense operational pressures. It completely mitigates common air pressure leaks at the exhaust port, protecting the transmission system from fluid contamination and localized vacuum drops.

Thermal and Dust Resistance: Featuring a rugged, hardened outer protective shell, this valve is structurally built to withstand intense thermal cycling and corrosive oil vapor exposure. It prevents fine mining dust and road salt crust from seizing the internal pilot pistons, enabling continuous, stable operation across desert hauls and mud-choked mining pits.

Direct OE Geometric Fit: Manufactured to exact factory-standard dimensional specifications, this valve provides an absolute 100% direct-fit replacement on standard heavy-duty truck gearboxes. Fleet mechanics can drop it straight into the existing pneumatic linkage block without any aftermarket modifications or custom routing adjustments, slashing maintenance labor hours.


Synchronized Shifting Smoothness: By neutralizing internal air-supply friction and maintaining constant air-line pressure feedback, this valve stabilizes shift actuation behaviors. It completely eliminates harsh gear clashing and annoying shifter vibration, bringing back a smooth, predictable, and secure driving feel to operators.


Ordering & Shipping Information
Packing Options
Carton, Wooden Box, Pallet
Shipping Methods
Courier / Air Freight / Sea Freight
Payment Terms
L/C, T/T, , PayPal, , Alipay
Loading Port
Any Port in China

FAQ

Q: Why choose us?
A: No more dealing with multiple suppliers. We offer a comprehensive inventory of Shaanxi Shacman Delong truck parts. From small leaf spring pins to major engine assemblies, we fulfill all your fleet maintenance and wholesale needs in one stop.

Q: How can I verify if this part is 100% compatible with my truck model?
A: Please click the inquiry button to send us your VIN (Vehicle Identification Number), chassis number, engine model, OE number, photos, and specific dimensions, and our professional engineering team will verify the compatibility for you within 24 hours.

Q: Are the accessories Authentic product from the manufacturer? What are the quality standards of your heavy-duty truck parts?
A: Yes, we maintain close cooperation with the aforementioned brands. All our truck parts are manufactured strictly following OEM standards or premium aftermarket specifications. They undergo rigorous quality testing, such as fatigue and wear resistance testing, ensuring exceptional durability under demanding driving conditions, including harsh mining fields, heavy-haul transport, and bumpy terrains.

Q: Do you support low MOQ for testing and do you offer bulk discounts?
A: Yes! We warmly welcome fleet owners, repair shops, and auto parts wholesalers. We support flexible Minimum Order Quantities (MOQ) to help you test our market quality. Contact us today via the inquiry form to get a tiered wholesale price list tailored to your potential order volume.

Q: What is your estimated delivery time and shipping method?
A: We maintain a robust inventory of fast-moving Shacman Delong series parts to ensure quick dispatch within 3-7 business days. For bulk orders, we offer flexible logistics solutions including Sea Freight, Air Cargo, and International Express (DHL/FedEx/UPS) based on your budget and urgency.

Q: Do your truck chassis, engine, and transmission parts come with a warranty?
A: We offer a 6 to 12-month worry-free warranty across our product lines against manufacturing defects. If you experience any issues, our  customer service team is ready to assist you with quick replacements or technical support to minimize your fleet's downtime.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Trading Company

  • Year Established:

    2025

  • Total Annual:

    10 million RMB-15 million RMB

  • Employee Number:

    10 people~15 people

  • Ecer Certification:

    Verified Supplier

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Get in touch with us

  • Reach Us
  • Shaanxi Zhixing Shengbang Trading Co., Ltd
  • Room 2618, Building 17, Huayu Dongyuan Yuejing, Weiyang District, Xi'an City, Shaanxi Province
  • https://www.trucks-spares.com/

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