Part #: K061123

Gates K061123 Serpentine Belt

Premium OE Micro-V Belt
⚙️ 4 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
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium OE Micro-V Belt
🚗Fitment: Chevrolet and GMC, Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, and Sierra 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 K061123

The Gates Premium OE Micro-V Belt K061123 is engineered for reliable performance in heavy-duty Chevrolet and GMC trucks. Designed specifically for models like the Sierra 2500 HD, Sierra 3500, Silverado 2500 HD, and Silverado 3500, this serpentine belt ensures consistent accessory drive operation under demanding conditions.

  • Top width of 20 mm (.807 inches) for precise fitment
  • Effective length of approximately 112.37 inches (2854 mm)
  • Constructed with durable EPDM belt material and polyester cord for strength and flexibility
  • 6-rib automotive v-ribbed belt design (standard K-section)
  • Outside circumference measures about 112.935 inches (2869 mm)
  • OE performance rating for direct replacement quality

Detailed Product Description

This serpentine belt from Gates features a K-section cross design, which is standard for many automotive v-ribbed belts. The belt’s 6-rib configuration provides optimal grip and power transmission to accessory components such as the alternator, power steering pump, and air conditioning compressor. Made from EPDM (ethylene propylene diene monomer) rubber, the belt offers resistance to heat, ozone, and wear, extending service life. The polyester cord material reinforces tensile strength, maintaining belt integrity under high load and temperature variations.

The Premium OE Micro-V Belt line is designed to meet or exceed original equipment specifications, ensuring compatibility and performance comparable to factory-installed belts. This product line focuses on delivering consistent fit and function for heavy-duty applications, making it suitable for Chevrolet and GMC trucks requiring dependable accessory drive components.

Compatible Vehicles and Applications

  • Chevrolet Sierra 2500 HD
  • Chevrolet Sierra 3500
  • Chevrolet Silverado 2500 HD
  • Chevrolet Silverado 3500
  • GMC Sierra 2500 HD
  • GMC Sierra 3500

Common Issues Addressed by This Serpentine Belt

  • Worn or cracked belts causing accessory slippage
  • Noise or squealing from belt misalignment or wear
  • Loss of power to alternator, power steering, or A/C compressor
  • Reduced belt life due to heat and environmental exposure
  • Improper belt tension affecting engine accessory performance

Installation Notes and Tips

  • Verify belt length and rib count before installation to ensure proper fit
  • Inspect pulleys and tensioners for wear or damage during replacement
  • Use a belt routing diagram specific to the vehicle model for correct installation
  • Apply proper tension according to manufacturer specifications to avoid premature wear
  • Check belt alignment to prevent noise and uneven wear

Quality Assurance and Warranty

The Gates Premium OE Micro-V Belt K061123 is manufactured to meet original equipment standards, providing reliable performance for Chevrolet and GMC heavy-duty trucks. The belt material and construction undergo rigorous quality control to ensure durability and consistent operation. While specific warranty details may vary, Gates typically offers coverage against defects in material and workmanship, supporting long-term service life in demanding automotive applications.

BrandGates
Part NumberK061123
PositionPremium OE Micro-V Belt
Belt MaterialEPDM
Cord MaterialPolyester
Cord MaterialPolyester
Cross Section DesignationK
Effective Length112.37
Effective Length2854
OE Comparison RatingOE Performance
Outside Circumference112.935
Outside Circumference2869
Rib Quantity6
SectionK
Top Width.807
Top Width20
TypeAutomotive V-Ribbed Belt (Standard)
TypeAutomotive V-Ribbed Belt (Standard)
Washer Pump IncludedEPDM

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2001ChevroletSilverado 2500 HD6.6LV8DIESELN/AW/130A. Alt.; Premium OE Micro-V Belt
2001ChevroletSilverado 35006.6LV8DIESELN/AW/130A. Alt.; Premium OE Micro-V Belt
2001GMCSierra 2500 HD6.6LV8DIESELN/AW/130A. Alt.; Premium OE Micro-V Belt
2001GMCSierra 35006.6LV8DIESELN/AW/130A. Alt.; 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:

1125K61125K6MK25-061123406112550611236K11236PK28536PK2857897223130397223130K061123R527935

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