Genuine Sinotruk Fuel Tank Metal Lock Cover Assembly 712W122100101 – Ultimate Security & Durability for Your Fuel System
Heavy-Duty Protection Against Theft, Contamination, and Leakage
The Sinotruk Fuel Tank Metal Lock Cover Assembly 712W122100101 is a genuine OEM security component designed to safeguard your truck’s fuel supply. The 712W122100101 combines a robust metal cover, a precision key-lock mechanism, and a sealed mounting flange to prevent unauthorised access, fuel theft, and contamination by dust or water. For fleet operators in Nigeria, where fuel security is a daily concern, this assembly provides an essential layer of protection.
This 712W122100101 cover assembly is manufactured from high-strength steel with an anti-corrosion coating, ensuring long-lasting performance even in the harsh, humid, and dusty conditions common across Nigeria. The integrated lock features a tamper-resistant cylinder and comes with two durable keys. Trust the genuine Sinotruk 712W122100101 to keep your fuel clean, secure, and ready for the road.
Fuel tank metal lock cover assembly
English
Металлическая крышка топливного бака с замком
Russian
Conjunto de tapa metálica con cerradura
Spanish
Engineering Excellence Behind the 712W122100101 Lock Cover Assembly
The 712W122100101 is far more than a simple cap — it is a carefully engineered security system that integrates a sturdy metal shell, a high-security lock, and a precision-fit sealing surface. Its design ensures that the fuel filler neck remains tightly closed, preventing fuel evaporation, spillage during cornering, and the ingress of rainwater or abrasive dust that can contaminate the fuel system and damage injectors.
In a typical Howo or Sinotruk heavy-duty truck, the fuel tank is exposed to road debris, vibration, and temperature extremes. The 712W122100101 features a reinforced hinge mechanism and a positive-locking latch that stays securely engaged even under severe shock loads. The lock cylinder is protected by a spring-loaded shutter that prevents dirt ingress, ensuring smooth key operation over the life of the vehicle.
Nigerian operators know the importance of fuel security — theft from parked trucks is a persistent problem. The 712W122100101 includes a hardened steel lock bolt and a pick-resistant cylinder, making it extremely difficult to bypass without the correct key. This gives fleet managers peace of mind, knowing that their valuable fuel is protected whether the truck is in a depot or parked overnight at a roadside rest stop.
Technical Specifications – Fuel Tank Lock Cover Assembly 712W122100101
| Parameter | Specification |
|---|---|
| OEM Part Number | 712W122100101 |
| Product Name | Fuel tank metal lock cover assembly |
| Brand | Sinotruk (Genuine OEM) |
| Material | Cold-rolled steel (cover), zinc-plated and powder-coated |
| Lock Type | Key-operated pin tumbler (2 keys included) |
| Mounting | Bolt-on flange with rubber gasket |
| Diameter (cover) | 120 mm (nominal) |
| Sealing | Integrated O-ring (NBR, fuel-resistant) |
| Corrosion Resistance | Salt spray tested per ISO 9227 (480 hours) |
| Operating Temperature | -30°C to +90°C |
| Lock Cylinder | Brass, nickel-plated, anti-pick pins |
| Compatible Models | Howo A7, T7, C7H, HW series; Sinotruk 6×4, 8×4, 4×2 |
| Replacement Interval | Inspect annually; replace if lock sticking, cover corrosion, or seal deterioration noted |
Why the Genuine Sinotruk 712W122100101 Outperforms Generic Covers
Aftermarket fuel caps often use thin gauge metal, cheap locks, and poor-quality seals that rust, jam, or leak within a few months. The 712W122100101 is constructed with heavy-gauge steel, a double-walled design for added rigidity, and a corrosion-resistant finish that withstands the aggressive effects of road salt, diesel spills, and humidity. Its lock mechanism is engineered for thousands of cycles without key wear or cylinder binding.
Moreover, the 712W122100101 includes a high-quality rubber gasket that maintains a positive seal against the fuel tank neck, preventing vapour loss and keeping out dirt and moisture. This not only protects the fuel quality but also helps maintain the vehicle’s emission control system efficiency. By choosing the genuine Sinotruk 712W122100101, you eliminate the risks of fuel contamination, theft, and costly repairs caused by a faulty cap.
Superior Materials for Nigerian Operating Conditions
The steel used in the 712W122100101 is treated with a multi-layer zinc-phosphate base coat followed by a durable powder topcoat, providing excellent resistance to chipping, scratching, and corrosion. The lock cylinder is made from brass with nickel plating, ensuring smooth operation even after prolonged exposure to rain and dust. This level of protection is essential for trucks operating in Nigeria’s coastal and inland regions, where humidity and airborne salt can quickly degrade inferior products.
Compatibility Across Howo and Sinotruk Fuel Systems
The 712W122100101 is a direct replacement for the original lock cover assembly on many Howo and Sinotruk models, including those with left- or right-side fuel tanks. Its mounting hole pattern and sealing dimensions match OEM specifications, so you can install it without any modifications. Always verify your existing fuel neck diameter and bolt pattern, but the 712W122100101 is designed to fit the vast majority of Sinotruk heavy-duty trucks.
Explore the full catalogue of genuine Howo Parts available for your fleet, including fuel system components, locking hardware, and tank accessories. The 712W122100101 fuel tank lock cover is a vital part of that ecosystem — and with Sinotruk’s original quality, you ensure that your fuel remains secure and protected, kilometre after kilometre.
Installation Best Practices for the 712W122100101 Lock Cover
Installing the 712W122100101 is a straightforward procedure. Begin by removing the old cover or cap, and clean the fuel neck mounting surface thoroughly. Inspect the neck for any damage or deformation. Apply a thin film of grease to the O-ring of the new assembly to ease installation and ensure a proper seal.
Position the new 712W122100101 over the neck and align the bolt holes. Secure it using the supplied bolts (or the original ones) and torque them evenly to the specification (typically 8–10 N·m). Test the lock operation with both keys to ensure smooth action and full engagement. For Nigerian workshops, keeping a stock of 712W122100101 assemblies can quickly resolve fuel security issues and keep your fleet protected.
Built for Nigeria – Unmatched Protection for Your Most Valuable Liquid Asset
Fuel theft is an unfortunate reality for many truck operators in Nigeria. The 712W122100101 is designed with a hardened steel lock bolt and a shrouded cylinder that resists drilling, pulling, and picking attempts. Its robust metal construction also acts as a deterrent, as it is far more difficult to pry or break than plastic or flimsy aftermarket alternatives.
Beyond security, the 712W122100101 protects your fuel quality. Nigeria’s dusty and often rainy environment can introduce contaminants that clog filters and damage injectors. The tight seal of the 712W122100101 prevents these contaminants from entering the tank, saving you money on filter replacements and injector servicing. By choosing the genuine Sinotruk 712W122100101, you are safeguarding both your fuel and your engine’s health.
Secure Your Fuel with the Genuine 712W122100101
The 712W122100101 fuel tank metal lock cover assembly is an essential investment for any Howo or Sinotruk owner in Nigeria. Its superior construction, effective sealing, and robust lock mechanism provide comprehensive protection against theft, contamination, and fuel loss. By installing a genuine Sinotruk 712W122100101, you are not only securing your fuel but also ensuring that your engine receives clean, uncontaminated diesel for optimal performance and longevity.
Do not risk your fuel with inferior knock-offs. Insist on the genuine 712W122100101 — the lock cover that is trusted by leading fleet operators across Nigeria. With its proven durability and uncompromising quality, this assembly delivers the security and peace of mind that keep your business moving.
Genuine Sinotruk 712W122100101 – Protect your fuel, protect your investment.
Packaging & Shipping
Every Howo part is carefully packaged and shipped to ensure it arrives in perfect condition, ready for installation. Our professional logistics process guarantees timely delivery across Nigeria.
Secure Packaging
Each Howo part is individually wrapped in protective materials and placed in reinforced cardboard boxes to prevent damage during transit.
Dedicated Transport
We use our own Sinotruk logistics fleet for reliable delivery, ensuring parts reach customers quickly and safely across all regions of Nigeria.
Quality Inspection
Before shipping, each part undergoes final quality checks and is clearly labeled with its OEM number for easy identification.
Nationwide Distribution
Our extensive distribution network covers all major cities and rural areas in Nigeria, ensuring prompt delivery to construction sites, workshops, and businesses.
Shipping Information for Nigerian Customers
• Standard Delivery: 3-5 business days to major cities (Lagos, Abuja, Port Harcourt, Kano)
• Express Delivery: 1-2 business days available for urgent orders
• Regional Coverage: We deliver to all 36 states including remote areas
• Tracking: All shipments include real-time tracking information
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