Part #: K061265HD

Gates K061265HD Serpentine Belt

FleetRunner Heavy Duty Micro-V Belt
16 vehicles fit this part
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
FleetRunner Heavy Duty Micro-V Belt
Fitment: Ford, F-250 Super Duty and F-350 Super Duty
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Serpentine Belt for Ford Super Duty Trucks

The Gates FleetRunner Heavy Duty Micro-V Belt K061265HD is engineered to provide durable and consistent performance for Ford F-250 Super Duty and F-350 Super Duty models. Designed specifically for heavy-duty automotive applications, this serpentine belt ensures efficient power transmission and long service life.

  • Top width of 0.807 inches (20 mm) for precise fitment
  • Effective length of 126.58 inches (3215 mm) matching OEM specifications
  • Constructed with polyester cord material for enhanced strength
  • Made from EPDM belt material for heat and wear resistance
  • 6-rib design optimized for heavy-duty automotive v-ribbed belt systems
  • OE improved rating for reliable replacement performance

About the FleetRunner Heavy Duty Micro-V Belt Line

The FleetRunner Heavy Duty Micro-V Belt line by Gates is tailored for demanding automotive accessory drive systems. This product line focuses on delivering belts with robust materials like EPDM and polyester cords, designed to withstand the rigors of heavy-duty truck operation. The K061265HD model exemplifies this with its reinforced construction and precise dimensions, making it suitable for Ford Super Duty trucks requiring dependable serpentine belt solutions.

Product Details and Specifications

This serpentine belt features a cross-section designation of 'K' and an outside circumference of approximately 127.125 inches (3229 mm), ensuring compatibility with specific accessory drive systems. The belt's 6-rib configuration provides stable grip and power transfer to multiple engine components. The use of EPDM material enhances resistance to heat, ozone, and wear, while the polyester cord core maintains tensile strength and flexibility under heavy loads.

Applications and Problem Solving

  • Replacement for worn or cracked serpentine belts on Ford F-250 Super Duty and F-350 Super Duty trucks
  • Addresses belt slippage and noise issues in accessory drive systems
  • Prevents premature belt failure due to heat and wear in heavy-duty conditions
  • Ensures consistent power delivery to alternator, water pump, and other engine accessories
  • Suitable for vehicles requiring OE improved serpentine belt performance

Installation Notes and Tips

When installing the Gates FleetRunner Heavy Duty Micro-V Belt K061265HD, ensure the belt routing matches the vehicle’s accessory drive diagram. Inspect pulleys and tensioners for wear before installation to avoid premature belt damage. Proper tensioning is critical; use a belt tension gauge or follow manufacturer torque specifications. The EPDM material allows for some flexibility during installation but avoid twisting or forcing the belt over pulleys.

Quality Assurance and Warranty

Gates manufactures the FleetRunner Heavy Duty Micro-V Belt to meet or exceed OEM standards, providing reliable performance for heavy-duty Ford trucks. This belt carries an OE improved rating, reflecting its quality and durability. While specific warranty details may vary, Gates typically offers coverage against manufacturing defects, ensuring confidence in the product’s longevity and function.

BrandGates
Part NumberK061265HD
PositionFleetRunner Heavy Duty Micro-V Belt
Belt MaterialEPDM
Cord MaterialPolyester
Cord MaterialPolyester
Cross Section DesignationK
Effective Length126.58
Effective Length3215
OE Comparison RatingOE Improved
Outside Circumference127.125
Outside Circumference3229
Rib Quantity6
SectionK
Top Width.807
Top Width20
TypeAutomotive V-Ribbed Belt (Heavy Duty)
TypeAutomotive V-Ribbed Belt (Heavy Duty)
Washer Pump IncludedEPDM

This part fits 16 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2008FordF-250 Super Duty6.8LV10GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2008FordF-250 Super Duty5.4LV8GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2008FordF-350 Super Duty6.8LV10GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2008FordF-350 Super Duty5.4LV8GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2007FordF-250 Super Duty6.8LV10GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2007FordF-250 Super Duty5.4LV8GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2007FordF-350 Super Duty6.8LV10GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2007FordF-350 Super Duty5.4LV8GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2006FordF-250 Super Duty6.8LV10GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2006FordF-250 Super Duty5.4LV8GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2006FordF-350 Super Duty6.8LV10GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2006FordF-350 Super Duty5.4LV8GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2005FordF-250 Super Duty6.8LV10GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2005FordF-250 Super Duty5.4LV8GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2005FordF-350 Super Duty6.8LV10GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty Micro-V Belt
2005FordF-350 Super Duty5.4LV8GASN/ASerpentine Belt compatible with Deweze Hydraulic Pump.; FleetRunner Heavy Duty 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:

25-06126525-061265HD406126550612655062000636K126.686PK3213740277740357K061265HD

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