fits make: Mack. year: 2008–2015.

( Brand: Dayco ), ( Manufacturer Part Number: 5120788 ), ( Part Type: Belt ), ( Warranty: 1 Year ), ( Quantity Sold: Sold Individually ), ( Outside Circumference: 79.30 ), ( Fitment Type: Direct Replacement ), ( Minimum Operating Temperature: 45 ), ( Product Description Short 20: V-ribbed Belt ), ( Material: Epdm, Aramid Reinforced ), ( Effective Length: 78.74 ), ( Maximum Operating Temperature: 212 ), ( Engineering Name: Poly Rib Belt, Dayco Gold Label ), ( Top Width: 1.66 ), ( Quantity Needed: 1; ), ( UPC: 036687646583 ), ( Msds Required Flag: N ), ( Rib Depth: Standard ), ( Rib Profile: Straight Rib ), ( Cross Section: K-section ), ( National Popularity Code: D )
The Dayco K120786HD Serpentine Belt is a crucial component in the powertrain system of certain Mack and Chrysler vehicles. This particular belt is designed for Mack CHU models with a 12.8L engine, as indicated by the model number 20886339.
The Dayco K120786HD Serpentine Belt is a high-quality replacement part, engineered to deliver superior performance and reliability. It features a durable, multi-rib design that ensures optimal power transfer and engine efficiency. The belt is made from a high-tensile strength material that can withstand the rigors of daily use, while its unique serpentine pattern provides the necessary flexibility and resistance to slippage.
This Dayco belt is an exact fit for Mack CHU models, as well as for vehicles with the following part numbers: 4120786, 4120789, 789K12MK, and 036687646583. It is essential to use the correct belt to ensure the smooth operation of your vehicle's engine and ancillary systems, such as the air conditioning and power steering.
Installing the Dayco K120786HD Serpentine Belt is a straightforward process, but it's always recommended to consult your vehicle's owner's manual or seek professional assistance if you're unsure. With proper installation, this Dayco belt will provide reliable service for many miles, helping to maintain your vehicle's performance and longevity.
In conclusion, the Dayco K120786HD Serpentine Belt is a high-quality replacement part designed specifically for Mack CHU models with a 12.8L engine. Its durable construction, multi-rib design, and precise fit make it an ideal choice for ensuring the smooth operation of your vehicle's engine and ancillary systems.
Pros of buying a Dayco K120786HD Serpentine Belt:1. Brand Reputation: Dayco is a well-known and trusted brand in the automotive industry, known for manufacturing high-quality belts.
2. Compatibility: This belt is specifically designed for Mack trucks with the 12.8L engine, which makes it a reliable fit for your vehicle.
3. Durability: The Dayco K120786HD Serpentine Belt is made with high-quality materials, ensuring a long lifespan and reduced risk of replacement in the near future.
4. Warranty: Dayco offers a limited warranty on this belt, providing peace of mind in case of any manufacturing defects.
Cons of buying a Dayco K120786HD Serpentine Belt:1. Price: Compared to some aftermarket belts, this Dayco belt may be priced higher due to its brand reputation and high-quality materials.
2. Availability: Depending on your location, it may be harder to find this specific belt in local auto parts stores, and you may need to order it online.
Conclusion and Recommendation:If you are looking for a reliable and durable serpentine belt for your Mack truck with a 12.8L engine, the Dayco K120786HD Serpentine Belt is a great choice. Although it may be priced higher than some alternatives, the quality and peace of mind that comes with a well-known brand like Dayco make it worth the investment. If you have any concerns about the fit or compatibility, it is always a good idea to consult with a professional or check the manufacturer's specifications before making a purchase.
This poly rib r gold label belt is another Dayco product proudly made in the USA.
Serpentine belt Dayco fits Mack chu 12.
30 - long 80: poly rib belt, Dayco gold label product short 20: v-ribbed belt rib depth: standard rib profile: straight rib standards: sae j1459, j2432top width : The Dayco r poly rib gold label belt meets or exceeds sae j1459 and j2432 specifications.
The Dayco r poly rib gold label belt is manufactured from an extreme temperature epdm rubber and features a construction that uses highly fiber loaded compound to maximize life load carrying requirements while minimizing pulley misalignment noise. This part fits vehicles made in the following years 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015. 381: 12 country of origin primary: uncross section: k-section effective length : 78.
In addition, specially formulated treated cord insures length and tension stability on heavy duty diesel engine drives for the life of belt.
This belt offers excellent resistance to high under hood temperatures and ozone contamination.