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Genuine Sinotruk HOWO Heater Hose WG1642840091 – Heavy Duty Truck Heating System Rubber Pipe
The WG1642840091 heater hose is an authentic Sinotruk spare part designed for HOWO truck series’ heating systems. This reinforced rubber pipe circulates hot coolant between the engine and cab heater core, ensuring optimal defrosting performance in cold climates.
Technical Specifications:
Part Number: WG1642840091
Material: EPDM rubber with polyester cord reinforcement
Application: Sinotruk HOWO A7/T7 series cab heating systems
Inner Diameter: 32mm (±0.5mm tolerance)
Wall Thickness: 5mm (3-layer construction)
Operating Temperature: -40°C to +135°C
Burst Pressure: ≥800 kPa (116 psi)
Length: 680mm (pre-formed bend angles)
End Connections: 45° flared brass fittings
Certification: SAE J20 R7 Class
Key Features:
✔️ Molded-in part numbers for authenticity verification
✔️ Anti-collapse ribbing prevents flow restriction
✔️ Chlorine-resistant compound extends service life
✔️ Pre-installed stainless steel clamps (T-bolt type)
Compatibility:
Direct replacement for original equipment hoses in:
• HOWO A7 (2018-2025)
• HOWO T7 Mining Edition
• ZZ4257N3247C1 chassis models
For cold climate operations, we recommend replacing both supply and return hoses simultaneously. Bulk orders include customized packaging with frost protection.
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Part Number: WG1642840091
Material: EPDM rubber with polyester cord reinforcement
Application: Sinotruk HOWO A7/T7 series cab heating systems
