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![FleetRunner Micro-V Serpentine Belt Fits Select Mack CXP, CV, TerraPro [10-Rib, 66.750 in. Outside Circumference]](https://www.jegs.com/images/mini_750/400/465/465-k100661hd.jpg)
Vehicle Info NeededGATESPART NUMBER: 465-K100661HD
FleetRunner Micro-V Serpentine Belt Fits Select Mack CXP, CV, TerraPro [10-Rib, 66.750 in. Outside Circumference]
$11103
Ships on 10/16/2026
Lowest Price GuaranteeHeavy Duty Serpentine Belt for Trucks and Fleet VehiclesFits Select Mack CXP, CV, TerraPro 10.8L L6, 11.9L and 12.8L L6 Engines K Section 10 Ribs 66.750 in. Outside Circumference 1.367 in. Top Width 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 K100661HD 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: 10
- Outside Circumference: 66.750 in.
- Top Width: 1.367 in.
- OE Rating: OE Improved
- Sold Individually
Vehicle Applications:
- 2006 Mack CXP 10.8L L6
- 2008 Mack CV 11.9L
- 2023-2026 Mack TerraPro 12.8L L6
Part TypeSerpentine Belt
BrandGATES
Package Height1.8
Package Width5.3
Package Length15.3
Weight0.56 PG
Part CategoryReplacement Parts
Number Of Ribs10
Top Width (In)1.367
Top Width (Mm)35
Oe Comparison RatingOE Improved
PositionVarious - Application Specific
Outside Circumference (In)66.75
Part FitmentDirect Fit
SectionK
Outside Circumference (Mm)1694
Vendor Part NumberK100661HD
Package Qty1
Package TypeEA
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