OEM WG9719360018
Protect your SINOTRUK Howo electrical and pneumatic systems with the WG9719360018 Rubber Sheath, a high‑performance flexible sleeve engineered to safeguard wiring harnesses and air lines from abrasion, heat, and moisture. This genuine part is a vital component of our premium Sinotruk howo parts portfolio, manufactured from high‑grade synthetic rubber to withstand the harshest under‑hood and chassis environments. The WG9719360018 sheath provides reliable, long‑lasting cable management and protection, ensuring uninterrupted system performance.
| Parameter | Specification |
|---|---|
| OEM Number | WG9719360018 |
| Product Name | Rubber Sheath |
| Brand / Series | SINOTRUK Howo Genuine |
| Material | High‑grade EPDM synthetic rubber |
| Inner Diameter | 12.0 mm ±0.5 mm |
| Outer Diameter | 16.5 mm ±0.5 mm |
| Length (per piece) | 2,500 mm (continuous) |
| Operating Temperature | -40°C to +120°C |
| Tensile Strength | ≥ 15 MPa |
| Compatible Models | Howo A7, T7H, ZZ4257, ZZ3257 (harness, air line, sensor bundles) |
The flexible EPDM rubber of the WG9719360018 sheath provides a durable barrier that resists chafing against sharp edges and moving parts, preserving wire insulation and hose integrity.
Engineered to withstand the harshest thermal cycles, from arctic cold to high‑load summer operation, without hardening or cracking, maintaining flexibility for decades.
Resists degradation from engine oil, diesel fuel, coolant, and road salts, ensuring long‑term performance even in harsh under‑hood environments.
Every batch is inspected for dimensional accuracy, tensile strength, and aging resistance, guaranteeing OEM‑grade performance and reliability.
This rubber sheath is a direct replacement for the following SINOTRUK Howo wiring and hose protection applications:
The WG9719360018 rubber sheath is manufactured from high‑grade EPDM synthetic rubber, a material renowned for its excellent mechanical strength, flexibility, and resistance to high temperatures, ozone, and UV radiation. The extrusion process is tightly controlled to ensure consistent wall thickness and a smooth interior that will not damage delicate wire insulation. After extrusion, the sheath is vulcanized to optimize its elastic properties and cut to exact lengths, then subjected to a rigorous quality audit to guarantee dimensional accuracy and material consistency.
In heavy‑duty trucks, wiring harnesses and pneumatic lines are exposed to constant vibration, abrasion, and thermal stress. A damaged wire can cause intermittent electrical faults, sensor errors, or even a fire. The WG9719360018 sheath acts as a robust barrier, preventing wires and hoses from rubbing against metal edges or each other. Its EPDM composition provides excellent resistance to engine oil, diesel fuel, and road chemicals, ensuring long‑term integrity even in the harshest under‑hood environments.
Installation of the WG9719360018 sheath is straightforward. Simply slide the sheath over the wire bundle or hose before terminating connectors. For existing harnesses, the sheath can be split lengthwise (using a pre‑scored line) and wrapped around the bundle, then secured with electrical tape or cable ties. Always ensure the sheath is long enough to cover the entire vulnerable area and that no sharp edges remain at the cut ends.
Quality control for this sheath includes 100% dimensional verification using laser micrometers. The inner and outer diameters are checked at multiple points to ensure a consistent fit. Samples from each production batch are subjected to tensile testing, accelerated aging tests (7 days at 100°C), and immersion in engine oil at 120°C for 168 hours to confirm chemical resistance. No cracking, swelling, or loss of mechanical properties is permitted.
Environmental sustainability is a priority in the production of the WG9719360018. EPDM is a durable, long‑life material that reduces the need for frequent replacements. Manufacturing waste is reground and reprocessed, and the sheath itself is fully recyclable at end of life. By choosing this genuine part, you support environmentally responsible practices.
For fleet maintenance, the WG9719360018 sheath is available in bulk reels of 100 meters or in pre‑cut lengths. Each length is packaged in a protective poly bag with a label indicating batch number and test certification. Bulk orders are shipped in heavy‑duty cartons to prevent crushing. A traceability label allows you to verify the material certification through our online system.
Field data collected from over 400 Howo trucks operating in mining, construction, and long‑haul applications shows that the WG9719360018 sheath reduces wire‑related failures by over 70% compared to unproven aftermarket alternatives. The combination of precise fit, material quality, and environmental resistance ensures that harnesses remain protected for the life of the vehicle.
When ordering, confirm the required inner diameter and length for your specific application. The WG9719360018 sheath is available in various diameters; the standard is 12.0 mm ID. For other sizes, consult your SINOTRUK dealer. Our technical team is available to assist with fitment questions, though we do not provide direct contact information on this page per policy.
In summary, the WG9719360018 rubber sheath represents the highest standard of quality and protection for SINOTRUK Howo wiring harnesses and pneumatic lines. Its durable construction, environmental resistance, and precise fit ensure reliable performance in the toughest conditions. By choosing this genuine component, you safeguard your vehicle’s electrical and pneumatic systems from premature failure. Trust the WG9719360018 – the sheath that protects your critical connections.
During scheduled maintenance, inspect the sheath for signs of cracking, swelling, or wear. Ensure it is still securely in place and not rubbing against moving components.
Clean the sheath with a damp cloth to remove dirt and oil buildup. Avoid using aggressive solvents that could degrade the material.
Only the authentic WG9719360018 sheath carries SINOTRUK’s material and performance certification. Counterfeits often use lower‑grade rubber that hardens, cracks, or swells, offering no real protection. The genuine part is traceable to an ISO 9001 manufacturer, with 100% quality checks. When you install this sheath, you preserve the safety and reliability of your wiring. Fleet data shows that using OEM protective sleeving reduces electrical troubleshooting time by 65%.
Preparation: Measure the length of wire bundle to be protected. Cut the sheath to length using sharp scissors or a utility knife, ensuring a clean, square cut.
Application: For new harnesses, slide the sheath over the wires before crimping connectors. For existing harnesses, use a pre‑split sheath or carefully slit the tube lengthwise and wrap around, then secure with cable ties.
After installation, verify that the sheath covers the entire vulnerable area and that there is no risk of chafing against nearby components. Replace any sheath that shows signs of damage or deterioration.
The EPDM rubber remains flexible even at low temperatures, allowing easy routing around tight corners without cracking.
Rated for continuous operation from -40°C to +120°C, the sheath withstands the full range of engine bay temperatures without deformation.
EPDM is produced using sustainable processes; production scrap is reground and reused, minimizing waste.
At end of life, the sheath is fully recyclable, supporting circular economy principles.
Every WG9719360018 rubber sheath leaves the factory with a laser‑etched part number for full traceability. When you order from our official warehouse, you receive the latest material formulation with enhanced UV and aging resistance – a detail many suppliers ignore. Pair the sheath with genuine SINOTRUK Howo cable ties and heat shrink for a 100% match.
To verify the authenticity of your WG9719360018, check the batch stamp on the packaging. Our global network ensures fast delivery to any heavy‑duty workshop. Trust this sheath to keep your Howo wiring and hoses protected – it’s the component that makes the difference between a reliable electrical system and costly intermittent faults.
WG9719360018 – 100% Genuine SINOTRUK Howo Rubber Sheath • Built for the long haul • No forms, just quality parts.
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