Part #: K081243

Gates K081243 Serpentine Belt

Premium OE Micro-V Belt
⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$45.74Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium OE Micro-V Belt
🚗Fitment: Ram, 2500 and 3500
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Gates Premium OE Micro-V Belt K081243

The Gates Premium OE Micro-V Belt K081243 is engineered for reliable performance in Ram 2500 and 3500 models. Designed as a serpentine belt, it ensures efficient power transmission to accessory components under demanding conditions.

  • Top width: 1.087 inches (28 mm)
  • Effective length: 124.31 inches (3157 mm)
  • Outside circumference: 124.875 inches (3172 mm)
  • Rib quantity: 8 ribs for optimal grip
  • Belt material: EPDM for durability and heat resistance
  • Cord material: Polyester for strength and flexibility
  • Cross section designation: K
  • Type: Automotive v-ribbed belt (standard)

Detailed Product Description

The Gates Premium OE Micro-V Belt K081243 is a serpentine belt designed to meet original equipment (OE) performance standards. Its 8-rib design and K cross section provide consistent contact with pulleys, reducing slippage and wear. Constructed with EPDM rubber, the belt offers resistance to heat, ozone, and wear, extending service life. The polyester cord material enhances tensile strength and flexibility, ensuring the belt maintains proper tension and alignment during operation. This belt is specifically engineered for Ram 2500 and 3500 trucks, providing reliable accessory drive system performance.

The Premium OE Micro-V Belt product line focuses on delivering OE-level quality and fitment, making it suitable for replacement in vehicles requiring precise belt dimensions and materials. This line emphasizes durability and compatibility with original vehicle specifications, supporting long-term engine accessory function.

Applications and Common Issues Addressed

  • Replacement for worn or cracked serpentine belts in Ram 2500 and 3500 models
  • Eliminates belt slippage causing accessory malfunction
  • Prevents squealing noises due to belt wear or improper tension
  • Resolves overheating issues linked to accessory drive failure
  • Maintains proper operation of washer pump and other belt-driven components

Installation Notes and Tips

  • Verify belt length and rib count match the original equipment specifications
  • Inspect pulleys and tensioners for wear before installation
  • Ensure proper belt routing according to vehicle service manual
  • Use a belt tension gauge to confirm correct tension after installation
  • Replace any worn accessory components to prevent premature belt failure

Quality Assurance and Warranty

The Gates Premium OE Micro-V Belt K081243 is manufactured to meet OE performance standards, ensuring reliable fit and function. The use of EPDM and polyester materials supports durability under typical operating conditions. While specific warranty details are not provided, Gates products generally adhere to industry quality controls and are backed by the brand's commitment to automotive component standards.

BrandGates
Part NumberK081243
PositionPremium OE Micro-V Belt
Belt MaterialEPDM
Cord MaterialPolyester
Cord MaterialPolyester
Cross Section DesignationK
Effective Length124.31
Effective Length3157
OE Comparison RatingOE Performance
Outside Circumference124.875
Outside Circumference3172
Rib Quantity8
SectionK
Top Width1.087
Top Width28
TypeAutomotive V-Ribbed Belt (Standard)
TypeAutomotive V-Ribbed Belt (Standard)
Washer Pump IncludedEPDM

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2018Ram25006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2018Ram35006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2017Ram25006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2017Ram35006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2016Ram25006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2016Ram35006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2015Ram25006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2015Ram35006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2014Ram25006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2014Ram35006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2013Ram25006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt
2013Ram35006.7LL6DIESELN/ACompatible with vehicles equipped with a single alternator.; Premium OE Micro-V Belt

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

04627751AA25-08124340812444627751AA50812448K1243

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.