VOLVO 21148722 Fuel Filter Tank Gas Cap Chu Cxu Leu Mru GU7 GU8

( Brand: Volvo ), ( Manufacturer Part Number: 21148722 ), ( Items Included: Fuel Tank Cap ), ( Color: Blue ), ( Vintage Part: No ), ( Placement On Vehicle: Rear ), ( Fuel Type: Gasoline ), ( Type: Fuel Gas Filter Tank Cap ), ( Manufacturer Warranty: 1 Year ), ( Features: Easy Installation ), ( Country Of Origin: United States )

Review VOLVO Fuel Gas Filter Tank Cap Mack Chu Cxu Gu7 Gu8 Leu Mru fits TD700 C30

The **Volvo 21148722 Fuel Gas Filter Tank Cap** is a precision-engineered component designed specifically for Mack TD700 engines, including the CHU, CXU, GU7, GU8, LEU, and MRU models, as well as the C30 series, ensuring optimal fuel system integrity and performance. This high-quality tank cap is crafted from durable, corrosion-resistant materials, including robust metal alloys and reinforced seals, to withstand the demanding conditions of heavy-duty diesel applications. Its sleek, aerodynamic design not only enhances the engine bay s aesthetic but also minimizes turbulence during fuel transfer, reducing the risk of air ingestion and fuel sloshing that could compromise engine efficiency. The cap features a secure, tamper-proof locking mechanism, ensuring a tight seal to prevent fuel leaks, contamination, or vapor loss, which is critical for maintaining engine longevity and adhering to emissions regulations. Inside, the cap houses a built-in fuel gas filter, meticulously designed to trap particulate matter, water, and other impurities that could clog fuel injectors or damage sensitive engine components. This dual-functionality serving as both a protective cover and a filtration point streamlines maintenance procedures while significantly reducing the frequency of costly fuel system servicing. The cap s compatibility with Mack s advanced fuel injection systems ensures seamless integration, allowing for uninterrupted fuel flow and optimal combustion efficiency. Whether installed on a heavy-duty truck, bus, or marine application, this tank cap exemplifies Volvo s commitment to reliability, precision, and engineering excellence, providing fleet operators with a long-lasting solution that minimizes downtime and maximizes operational performance.

### Pros and Cons of buying a Volvo 21148722 Fuel Gas Filter Tank Cap for Mack TD700 (CHU, CXU, GU7, GU8, LEU, MRU, C30)

1. **Compatibility** This part is specifically designed for the Mack TD700 engine series, including the CHU, CXU, GU7, GU8, LEU, MRU, and C30 models. Ensuring a proper fit reduces the risk of leaks or improper sealing, which can lead to fuel contamination or engine damage.

2. **Quality and Durability** Volvo Trucks and Mack engines are built with high standards, and their replacement parts are engineered to meet or exceed original specifications. This cap is likely made from robust materials resistant to fuel vapors, corrosion, and mechanical stress, extending its lifespan.

3. **Prevents Fuel Contamination** The fuel gas filter tank cap serves as a barrier between the fuel system and external contaminants (dust, moisture, debris). A properly functioning cap helps maintain fuel purity, reducing the risk of clogged filters, injector issues, or engine performance degradation.

4. **Easy Installation** As an OEM (Original Equipment Manufacturer) part, it should fit seamlessly with minimal modifications required. This makes it a straightforward replacement option for mechanics or fleet managers without extensive tooling or expertise.

5. **Warranty Coverage** Purchasing directly from an authorized dealer or Volvo/Mack-approved supplier may include warranty protection, offering peace of mind against defects or premature failure.

6. **Maintenance Convenience** A well-sealed cap simplifies routine maintenance tasks like fuel filter changes or fuel system inspections, as it ensures a secure closure when opening and closing the tank.

7. **Regulatory Compliance** Many fleets operate under strict emissions and safety regulations. Using an OEM or approved aftermarket part ensures compliance with fuel system standards, avoiding potential fines or operational disruptions.

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1. **Cost** OEM parts like this cap are typically more expensive than generic or aftermarket alternatives. For fleets with tight budgets, this could be a significant upfront expense, especially if multiple units are needed.

2. **Limited Availability** Depending on the region or supplier, finding this exact part may require ordering from specialized distributors or waiting for stock. This could cause delays in maintenance schedules, particularly in emergency situations.

3. **Potential Counterfeit Risks** Purchasing from unauthorized sellers (e.g., uncertified online marketplaces) increases the risk of receiving counterfeit or substandard parts. These may fail prematurely, leading to additional costs and downtime.

4. **Overkill for Minor Issues** If the original cap failed due to a minor issue (e.g., a loose seal or minor corrosion), replacing it with a new OEM part might be excessive. In such cases, a simple resealing or inspection could suffice, making the replacement unnecessary.

5. **Installation Expertise Required** While straightforward, improper installation (e.g., overtightening, misalignment) can damage the cap, the tank flange, or adjacent components. Ensuring the mechanic or technician is experienced with Mack TD700 fuel systems is critical.

6. **Environmental and Disposal Concerns** Like all fuel system components, the old cap must be disposed of properly to avoid environmental contamination. Some fleets may incur additional costs for hazardous waste disposal if not handled correctly.

7. **Long-Term Cost vs. Aftermarket Alternatives** For high-mileage fleets, the recurring cost of OEM parts may outweigh the benefits. Aftermarket parts from reputable brands (e.g., Stanadyne, Filtron) could offer comparable performance at a lower price, though quality varies.

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The **Volvo 21148722 fuel gas filter tank cap** is a high-quality, reliable replacement part for Mack TD700 engines, offering superior compatibility, durability, and protection against fuel contamination. Its OEM status ensures it meets the exact specifications of your engine, reducing long-term risks like leaks or performance issues. However, the higher cost and potential availability challenges may make it less ideal for fleets prioritizing budget efficiency or those with access to trusted aftermarket alternatives.

For most professional fleet operators or owners who prioritize longevity, warranty coverage, and peace of mind, the **OEM part is the recommended choice**. If cost is a major concern and the fleet has experience with aftermarket suppliers, a **high-quality aftermarket cap** (e.g., from a brand with Mack compatibility certifications) could be a viable alternative provided it meets or exceeds OEM standards.

- You value OEM reliability and warranty support.

- Your fleet operates under strict maintenance protocols.

- You have access to authorized dealers or trusted suppliers.

- Budget constraints are a priority.

- You have verified the aftermarket part s compatibility and quality (e.g., through reviews or manufacturer certifications).

- Your fleet has experience with aftermarket fuel system components.

Always inspect the part upon receipt and ensure proper installation to maximize its lifespan and performance.

Details:

Mack CXU Series. Mack/Volvo: 21148722. Restore smooth and reliable operation with this durable, high-performance fuel gas filter tank cap, engineered for OEM-quality fitment long-lasting performance. This fuel gas filter tank cap is designed for direct replacement in Mack TD7 CHU, CXU, GU7, GU8, LEU, MRU, and C30 applications, ensuring a secure seal your helping prevent contamination leaks.

Order Now and restore confidence in your trucks fuel system performance. Fuel Gas Filter Tank Cap 21148722 For Mack TD700 CHU CXU GU7 GU8 LEU MRU C30. Mack CHU Series.

part #: 21148722 prices

• $14.05-$56.05

specifications fuetanintak:

• for models: Td700, C30
• for makes: Mack, Volvo
• brand: Volvo
• mpn: 21148722
• items included: Fuel Tank Cap
• color: Blue
• vintage part: No
• placement on vehicle: Rear
• fuel type: Gasoline
• type: Fuel Gas Filter Tank Cap
• manufacturer warranty: 1 Year
• features: Easy Installation
• country of origin: United States

payments fuetanintak:

• credit card: Mastercard
• wallet: Paypal
• other

seller fuetanintak:

• city: Feasterville-Trevose, Pennsylvania
• rating: 99.9%
• # reviews: 12438

offer fuetanintak:

• availability: In Stock
• best offers: True
• quantity: 1
• options: Ship-to-home
• started: February 21, 2026
• sold: 0

general fuetanintak:

• ATV, Side-by-Side UTV Parts Accessories > Air Intake Fuel Delivery > Fuel Tanks
• condition: New

returns fuetanintak:

• paid by: Seller
• policy: Returns Accepted
• time: 60 Days

shipping fuetanintak:

• cost: $0.00
• class: Expedited
• service: USPS Priority Mail
• type: Fixed
• transit: 5-9 Days
• carrier: USPS

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