PACCAR 3S48422 Bottom Channel

( Brand: Paccar ), ( Manufacturer Part Number: 3S48422 ), ( Type: Parts ), ( Storedescription: Peterbilt Motors Company Manufactures Custom Engineered Trucks. T )

Review PACCAR Peterbilt Channel Asm Bottom New Oem

The Paccar 3S48422 Peterbilt ChannelBottom is a crucial component of the Peterbilt Model 579 truck's suspension system. This high-performance, heavy-duty part is designed to deliver exceptional durability and reliability, even in the most challenging operating conditions.

Measuring 48 inches in length and 42 inches in width, this channel bottom is specifically engineered for the Peterbilt Model 579. It is manufactured using premium-grade steel, ensuring that it can withstand the rigors of heavy-duty use. The channel bottom features a robust, box-section design, which provides exceptional strength and rigidity.

One of the key advantages of the Paccar 3S48422 Peterbilt ChannelBottom is its superior load-bearing capacity. It is capable of supporting heavy loads and distributing weight evenly across the suspension system. This helps to reduce stress on other components, improving overall vehicle performance and reducing the risk of mechanical failures.

The channel bottom is also designed with ease of maintenance in mind. It features large drill holes, which allow for easy access to the suspension system for inspection and repairs. Additionally, the channel bottom is coated with a protective finish, which helps to prevent corrosion and extend the life of the part.

The Paccar 3S48422 Peterbilt ChannelBottom is a critical component of the Peterbilt Model 579's suspension system, and its durability and reliability make it an essential investment for heavy-duty fleet operators and owner-operators alike. Whether you're hauling heavy loads across long distances or navigating rough terrain, this channel bottom is designed to deliver the performance and durability you need to get the job done right.

The Paccar MX-13 engine, specifically the 3S-48422 model, is a popular choice for heavy-duty trucks, including Peterbilt models with channel bottom configurations. This engine offers several advantages and disadvantages when compared to other engine options.

1. Fuel Efficiency: The Paccar MX-13 engine is known for its excellent fuel economy. This engine features advanced technologies like selective catalytic reduction (SCR) and exhaust gas recirculation (EGR), which help reduce fuel consumption and improve overall efficiency.

2. Power and Torque: The 3S-48422 engine delivers impressive power and torque, making it suitable for hauling heavy loads and tackling steep grades. With a maximum output of 510 horsepower and 1,850 lb-ft of torque, this engine provides ample power for various applications.

3. Reliability: Paccar engines have a reputation for being durable and reliable. The MX-13 engine is no exception, with a robust design and long service intervals, ensuring minimal downtime and reduced maintenance costs.

4. Emissions Compliance: The engine meets the latest emissions standards, including the Environmental Protection Agency (EPA) and California Air Resources Board (CARB) regulations. This makes it a suitable choice for operators who want to comply with current and future emissions requirements.

1. Initial Cost: The Paccar MX-13 engine comes with a higher initial cost compared to some other engine options. However, the long-term savings from fuel efficiency and reduced maintenance may offset this expense.

2. Complexity: The engine's advanced technologies, such as SCR and EGR, add complexity to the powertrain system. This could potentially lead to more frequent repairs or maintenance requirements.

3. Service Availability: Due to the engine's advanced technologies, some repair facilities may not be fully equipped to diagnose and repair issues. However, Paccar has a large network of dealers and service centers to help address this concern.

In conclusion, the Paccar MX-13 engine, specifically the 3S-48422 model, offers several advantages, including impressive power and torque, fuel efficiency, reliability, and emissions compliance. However, it also comes with some disadvantages, such as a higher initial cost, complexity, and potential service availability concerns.

Based on the information provided, it is recommended that potential buyers carefully consider their specific requirements, such as application, fuel budget, and maintenance resources, when deciding whether the Paccar MX-13 engine is the right choice for their Peterbilt channel bottom truck. If fuel efficiency, power, and emissions compliance are top priorities, this engine could be an excellent investment. However, if the initial cost or potential complexity concerns are significant, alternative engine options may be worth exploring. Ultimately, the decision should be based on a thorough evaluation of all factors and the unique needs of the individual buyer.

Details:

Buyer should verify this is the exact part needed before purchasing.

part #: 3s48422 prices

• $319.36-$352.96

specifications glacatru:

• for makes: Peterbilt
• brand: Paccar
• mpn: 3s48422
• type: Parts
• storedescription: Peterbilt Motors Company Manufactures Custom Engineered Trucks. T

returns glacatru:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

offer glacatru:

• started: May 31, 2026
• best offers: True
• availability: In Stock
• options: Ship-to-home
• sold: 0
• quantity: 3

payments glacatru:

• credit card: Mastercard
• other
• wallet: Google-pay

seller glacatru:

• rating: 99.8%
• # reviews: 24755
• city: Beaver Dam, WI

general glacatru:

• condition: New
• Exterior Parts Accessories > Glass Window Parts > Additional Glass Window Parts

shipping glacatru:

• type: Fixed
• service: Standard
• cost: $29.95
• transit: 3-5 Days
• class: Standard

Paccar 3S48422 Is Similar To:

• Paccar 15-06787l Peterbilt Bracket Lower Mtg Bumper L New Oem (58.9% similar) Buyer should verify this is the exact part needed before purchasing...(September 2nd, 2025)
• Paccar A11-6072 Peterbilt Bracket Frame Lh New Oem (59.4% similar) Buyer should verify this is the exact part needed before purchasing...(May 31st, 2026)