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![FleetRunner Micro-V Serpentine Belt for Select 2003-2023 Peterbilt and Other Makes [12-Rib, 91.750 in. Outside Circumference]](https://www.jegs.com/images/mini_750/400/465/465-k120911hd.jpg)
Vehicle Info NeededGATESPART NUMBER: 465-K120911HD
FleetRunner Micro-V Serpentine Belt for Select 2003-2023 Peterbilt and Other Makes [12-Rib, 91.750 in. Outside Circumference]
$14171
Ships on Oct 13, 2026
Lowest Price GuaranteeHeavy Duty Serpentine Belt for Trucks and Fleet VehiclesSelect 2003-2023 Peterbilt and Other Makes See Fitment Tab for All Applications 11.9L, 14.9L L6 and 15.0L Engines K Section 12 Ribs Sold Individually
Gates FleetRunner belts are made for heavy duty trucks, buses and fleet vehicles, where long run times, high accessory loads and underhood heat put extra demand on the belt drive.
Gates K120911HD FleetRunner Micro-V Serpentine Belt Features:
- Built for Heavy Duty Truck, Bus and Fleet Service
- Handles High Accessory Loads and Underhood Heat
- EPDM Construction for Long Service Life
- Cross Section: K
- Rib Count: 12
- Outside Circumference: 91.750 in.
- Top Width: 1.647 in.
- OE Rating: OE Improved
- Sold Individually
Vehicle Applications:
- 2009 International 5600i 14.9L L6
- 2009 International 9900ix 14.9L L6
- 2011 International 5600i 14.9L L6
- 2008-2010 Kenworth W900 14.9L L6
- 2009 Kenworth T800 14.9L L6
- 2012 Kenworth W900 14.9L L6
- 2017-2023 Kenworth W900 14.9L L6
- 2020-2023 Kenworth W990 14.9L L6
- 2003 Peterbilt 379 14.9L L6
- 2008 Peterbilt 388 14.9L L6, 15.0L
- 2008-2011 Peterbilt 389 14.9L L6
- 2010 Peterbilt 388 14.9L L6, 15.0L
- 2012-2013 Peterbilt 388 14.9L L6, 15.0L
- 2013 Peterbilt 365 11.9L
- 2013-2023 Peterbilt 389 14.9L L6
- 2015 Peterbilt 388 14.9L L6, 15.0L
- 2015 Peterbilt 567 14.9L L6
Part TypeSerpentine Belt
BrandGATES
Package Width0.95
Weight0.95 PG
Part CategoryReplacement Parts
Number Of Ribs12
Top Width (In)1.647
Top Width (Mm)42
Oe Comparison RatingOE Improved
PositionVarious - Application Specific
Outside Circumference (In)91.75
Part FitmentDirect Fit
SectionK
Outside Circumference (Mm)2329
Vendor Part NumberHeavy Duty Fleet Runner
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
